Trazodone : interactions médicamenteuses

L'association de l'alcool avec des médicaments sédatifs (opioïdes, benzodiazépines, somnifères, myorelaxants) peut provoquer une somnolence dangereuse, un ralentissement de la respiration et un surdosage. (NIAAA, Harmful Interactions: Mixing Alcohol with Medicines)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

• Effects on Driving and Operating Machinery: Patients receiving • alprazolam XR should be cautioned against operating machinery or driving a motor vehicle, as well as avoiding concomitant use of alcohol and other central nervous system (CNS) depressant drugs. (notice Alprazolam, Mises en garde et précautions)

The use of RALDESY Should be avoided in patients with known QT prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic… (notice Trazodone, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when co-administered with serotonergic agents (e.g., SSRIs, SNRIs, triptans), but also during overdosage situations. (notice Amphétamine, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when coadministered with serotonergic agents (e.g., selective serotonin reuptake inhibitors (SSRIs), serotonin norepinephrine reuptake inhibitors (SNRIs), triptans), but also during overdosage situations. (notice Amphétamine et dexamfétamine, Mises en garde et précautions)

The use of RALDESY Should be avoided in patients with known QT prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic… (notice Trazodone, Mises en garde et précautions)

The use of RALDESY Should be avoided in patients with known QT prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic… (notice Trazodone, Mises en garde et précautions)

• Avoid concurrent use of alcohol or other central nervous system (CNS) depressants with azelastine hydrochloride and fluticasone propionate nasal spray because further decreased alertness and impairment of CNS performance may occur. (notice Azélastine et fluticasone, Mises en garde et précautions)

This risk which can be fatal should be considered in patients with certain cardiovascular disorders including known QT prolongation or history torsades de pointes, those with proarrhythmic conditions, and with other drugs that prolong the QT interval. (notice Azithromycine, Mises en garde et précautions)

…AND MISUSE; LIFE-THREATENING RESPIRATORY DEPRESSION; ACCIDENTAL EXPOSURE; NEONATAL OPIOD WITHDRAWAL SYNDROME; and RISKS FROM CONCOMITANT USE WITH ALCOHOL, BENZODIAZEPINES OR OTHER CNS DEPRESSANTS Addiction, Abuse, and Misuse Belladonna and opium suppositories expose patients and other users to the risks of opioid addiction, abuse, and misuse, which can lead to… (notice Belladone et opium, Mise en garde encadrée)

Intervention: RALDESY is contraindicated in patients taking MAOIs, including MAOIs such as linezolid or intravenous methylene blue [see Contraindications (4) , Dosage and Administration ( 2.3 , 2.4) , and Warnings and Precautions (5.2) ]. (notice Trazodone, Interactions médicamenteuses)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

Concomitant use of opioids with benzodiazepines or other central nervous system (CNS) depressants, including alcohol, may result in profound sedation, respiratory depression, coma, and death. (notice Buprénorphine, Mise en garde encadrée)

Serotonergic Drugs: Concomitant use may result in serotonin syndrome. (notice Buprénorphine et naloxone, Interactions médicamenteuses)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

Concomitant use of opioids or a barbiturate with benzodiazepines or other central nervous system (CNS) depressants, including alcohol, may result in profound sedation, respiratory depression, coma, and death. (notice Butalbital, aspirine, caféine et codéine, Mise en garde encadrée)

Risks From Concomitant Use With Benzodiazepines Or Other CNS Depressants Concomitant use of opioids with benzodiazepines or other central nervous system (CNS) depressants, including alcohol, may result in profound sedation, respiratory depression, coma, and death. (notice Butalbital, paracétamol, caféine et codéine, Mise en garde encadrée)

Risks From Concomitant Use With Benzodiazepines Or Other CNS Depressants Concomitant use of opioids with benzodiazepines or other central nervous system (CNS) depressants, including alcohol, may result in profound sedation, respiratory depression, coma, and death. (notice Butorphanol, Mise en garde encadrée)

Known hypersensitivity to tricyclic antidepressants ( 4 ) (notice Carbamazépine, Contre-indications)

Avoid concurrent use of Carbinoxamine Maleate Extended-Release Oral Suspension with alcohol or other central nervous system depressants because additional impairment of central nervous system performance may occur. (notice Carbinoxamine, Mises en garde et précautions)

The use of RALDESY Should be avoided in patients with known QT prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic… (notice Trazodone, Mises en garde et précautions)

Avoid concurrent use of QUZYTTIR with alcohol or other CNS depressants because additional reduction in alertness and additional impairment of CNS performance may occur. (notice Cétirizine, Mises en garde et précautions)

…are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic medications (e.g., ziprasidone, chlorpromazine, thioridazine), and certain antibiotics (e.g., gatifloxacin). (notice Trazodone, Mises en garde et précautions)

The use of RALDESY Should be avoided in patients with known QT prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic… (notice Trazodone, Mises en garde et précautions)

The use of RALDESY Should be avoided in patients with known QT prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic… (notice Trazodone, Mises en garde et précautions)

Avoid use in patients with known prolongation, those with hypokalemia, and with other drugs that prolong the QT interval. (notice Ciprofloxacine, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

The use of RALDESY Should be avoided in patients with known QT prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic… (notice Trazodone, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

Avoid use with other central nervous system (CNS) depressants ( 5.3 ) (notice Clonidine, Mises en garde et précautions)

Risks From Concomitant Use With Benzodiazepines Or Other CNS Depressants Concomitant use of opioids with benzodiazepines or other central nervous system (CNS) depressants, including alcohol, may result in profound sedation, respiratory depression, coma, and death. (notice Codéine, Mise en garde encadrée)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

The use of RALDESY Should be avoided in patients with known QT prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic… (notice Trazodone, Mises en garde et précautions)

The use of RALDESY Should be avoided in patients with known QT prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic… (notice Trazodone, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

Serotonergic Drugs The concomitant use of dextroamphetamine sulfate and serotonergic drugs increases the risk of serotonin syndrome. (notice Dexamfétamine, Interactions médicamenteuses)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

…combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic medications (e.g., ziprasidone, chlorpromazine, thioridazine), and certain antibiotics… (notice Trazodone, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

The use of RALDESY Should be avoided in patients with known QT prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic… (notice Trazodone, Mises en garde et précautions)

CONTRAINDICATIONS Diphenoxylate hydrochloride and atropine sulfate is contraindicated in: • Pediatric patients less than 6 years of age due to the risks of respiratory and central nervous system (CNS) depression (see WARNINGS ). (notice Diphénoxylate et atropine, Contre-indications)

Use with Drugs that Prolong QT Interval and Antiarrhythmic Agents The use of dofetilide in conjunction with other drugs that prolong the QT interval has not been studied and is not recommended. (notice Dofétilide, Mises en garde)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

The use of RALDESY Should be avoided in patients with known QT prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic… (notice Trazodone, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

The use of RALDESY Should be avoided in patients with known QT prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic… (notice Trazodone, Mises en garde et précautions)

The use of RALDESY Should be avoided in patients with known QT prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic… (notice Trazodone, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

The use of RALDESY Should be avoided in patients with known QT prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic… (notice Trazodone, Mises en garde et précautions)

Concomitant use of COMPLERA with drugs with a known risk to prolong the QTc interval of the electrocardiogram may increase the risk of Torsade de Pointes. (notice Emtricitabine, rilpivirine et ténofovir, Mises en garde et précautions)

The use of RALDESY Should be avoided in patients with known QT prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic… (notice Trazodone, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

The use of LUNESTA with other sedative-hypnotics at bedtime or the middle of the night is not recommended. (notice Eszopiclone, Mises en garde et précautions)

The use of RALDESY Should be avoided in patients with known QT prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic… (notice Trazodone, Mises en garde et précautions)

• Concomitant use of opioids with benzodiazepines or other central nervous system (CNS) depressants, including alcohol, may result in profound sedation, respiratory depression, coma, and death. (notice Fentanyl, Mise en garde encadrée)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

The use of RALDESY Should be avoided in patients with known QT prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic… (notice Trazodone, Mises en garde et précautions)

THESE ARE MOST FREQUENT IN PATIENTS WHO HAVE BEEN ON BENZODIAZEPINES FOR LONG-TERM SEDATION OR IN OVERDOSE CASES WHERE PATIENTS ARE SHOWING SIGNS OF SERIOUS CYCLIC ANTIDEPRESSANT OVERDOSE. (notice Flumazénil, Mise en garde encadrée)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

The use of RALDESY Should be avoided in patients with known QT prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic… (notice Trazodone, Mises en garde et précautions)

The use of RALDESY Should be avoided in patients with known QT prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic… (notice Trazodone, Mises en garde et précautions)

(See DOSAGE and ADMINISTRATION. ) Because of the risk of QT prolongation and the potential for torsades de pointes, the use of FOSCAVIR should be avoided in combination with agents known to prolong the QT interval including Class IA (e.g., quinidine or procainamide) or Class III (e.g., dofetilide, amiodarone, sotalol) antiarrhythmic agents, phenothiazines, tricyclic… (notice Foscarnet, Interactions médicamenteuses)

Avoid co-administration of CONTEPO with drugs known to prolong the QT interval. (notice Fosfomycine, Interactions médicamenteuses)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

Risks From Concomitant Use With Benzodiazepines Or Other CNS Depressants Concomitant use of opioids with benzodiazepines or other central nervous system (CNS) depressants, including alcohol, may result in profound sedation, respiratory depression, coma, and death. (notice Hydrocodone, Mise en garde encadrée)

…ABUSE, AND MISUSE; LIFE-THREATENING RESPIRATORY DEPRESSION; ACCIDENTAL INGESTION; MEDICATION ERRORS; CYTOCHROME P450 3A4 INTERACTION; CONCOMITANT USE WITH BENZODIAZEPINES OR OTHER CNS DEPRESSANTS; INTERACTION WITH ALCOHOL; NEONATAL OPIOID WITHDRAWAL SYNDROME WARNING: ADDICTION, ABUSE, AND MISUSE; LIFE-THREATENING RESPIRATORY DEPRESSION; ACCIDENTAL INGESTION;… (notice Hydrocodone et chlorphénamine, Mise en garde encadrée)

…ABUSE, AND MISUSE; LIFE-THREATENING RESPIRATORY DEPRESSION; ACCIDENTAL INGESTION; MEDICATION ERRORS; CYTOCHROME P450 3A4 INTERACTION; CONCOMITANT USE WITH BENZODIAZEPINES OR OTHER CNS DEPRESSANTS; INTERACTION WITH ALCOHOL; NEONATAL OPIOID WITHDRAWAL SYNDROME Addiction, Abuse, and Misuse Hydrocodone bitartrate and homatropine methylbromide exposes patients and… (notice Hydrocodone et homatropine, Mise en garde encadrée)

…LIFE-THREATENING RESPIRATORY DEPRESSION; ACCIDENTAL INGESTION; NEONATAL OPIOID WITHDRAWAL SYNDROME; CYTOCHROME P4503A4 INTERACTION; RISKS FROM CONCOMITANT USE WITH BENZODIAZEPINES OR OTHER CNS DEPRESSANTS; and SERIOUS CARDIOVASCULAR AND GASTROINTESTINAL EVENTS WARNING: SERIOUS AND LIFE-THREATENING RISKS FROM USE OF HYDROCODONE BITARTRATE AND IBUPROFEN TABLETS Addiction,… (notice Hydrocodone et ibuprofène, Mise en garde encadrée)

Risks From Concomitant Use With Benzodiazepines Or Other CNS Depressants Concomitant use of opioids with benzodiazepines or other central nervous system (CNS) depressants, including alcohol, may result in profound sedation, respiratory depression, coma, and death. (notice Hydrocodone et paracétamol, Mise en garde encadrée)

Risks From Concomitant Use With Benzodiazepines Or Other CNS Depressants Concomitant use of opioids with benzodiazepines or other central nervous system (CNS) depressants, including alcohol, may result in profound sedation, respiratory depression, coma, and death . (notice Hydromorphone, Mise en garde encadrée)

Therefore, PLAQUENIL is not recommended in patients taking other drugs that have the potential to prolong the QT interval. (notice Hydroxychloroquine, Mises en garde et précautions)

Rarely, cardiac arrests and death have been reported in association with the combined use of hydroxyzine hydrochloride intramuscularly and other CNS depressants. (notice Hydroxyzine, Précautions)

Avoid the use of FANAPT in combination with any other drugs that prolong the QT interval [see Warnings and Precautions (5.3) ] . (notice Ilopéridone, Interactions médicamenteuses)

The use of RALDESY Should be avoided in patients with known QT prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic… (notice Trazodone, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

RALDESY is contraindicated in patients taking, or within 14 days of stopping, monoamine oxidase inhibitors (MAOIs), including MAOIs such as linezolid or intravenous methylene blue, because of an increased risk of serotonin syndrome [see Warnings and Precautions (5.2) , Drug Interactions (7.1) ]. (notice Trazodone, Contre-indications)

The use of RALDESY Should be avoided in patients with known QT prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic… (notice Trazodone, Mises en garde et précautions)

Bradycardia may increase the risk of QT prolongation which may lead to severe ventricular arrhythmias, including torsade de pointes, especially in patients with risk factors such as use of QTc prolonging drugs [see Adverse Reactions ( 6.2 )] . (notice Ivabradine, Mises en garde et précautions)

The use of RALDESY Should be avoided in patients with known QT prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic… (notice Trazodone, Mises en garde et précautions)

Benzodiazepines, Opioid Analgesics, or other CNS Depressants : Concomitant use may result in profound sedation, respiratory depression, coma, or death. (notice Kétamine, Interactions médicamenteuses)

The use of RALDESY Should be avoided in patients with known QT prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic… (notice Trazodone, Mises en garde et précautions)

The use of RALDESY Should be avoided in patients with known QT prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic… (notice Trazodone, Mises en garde et précautions)

Avoid concurrent use of alcohol or other central nervous system depressants with XYZAL. (notice Lévocétirizine, Mises en garde et précautions)

Avoid use in patients with known prolongation, those with hypokalemia, and with other drugs that prolong the QT interval ( 5.11 , 8.5 ) (notice Lévofloxacine, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

Risks from Concomitant Use with Benzodiazepines or Other CNS Depressants Concomitant use of opioids with benzodiazepines or other central nervous system (CNS) depressants, including alcohol, may result in profound sedation, respiratory depression, coma, and death. (notice Lévorphanol, Mise en garde encadrée)

Intervention: RALDESY is contraindicated in patients taking MAOIs, including MAOIs such as linezolid or intravenous methylene blue [see Contraindications (4) , Dosage and Administration ( 2.3 , 2.4) , and Warnings and Precautions (5.2) ]. (notice Trazodone, Interactions médicamenteuses)

Serotonin Syndrome: Increased risk when co-administered with serotonergic agents (e.g., SSRIs, SNRIs, triptans), but also during overdosage situations. (notice Lisdexamfétamine, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

The use of RALDESY Should be avoided in patients with known QT prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic… (notice Trazodone, Mises en garde et précautions)

Caution patients receiving LOREEV XR against operating machinery or driving a motor vehicle as well to avoid the concomitant use of alcohol and other CNS depressant drugs during treatment ( 5.4 , 7 ) (notice Lorazépam, Mises en garde et précautions)

If concomitant use with another CNS depressant is warranted, closely monitor for signs of respiratory depression and sedation, particularly during treatment initiation and dosage increases. (notice Métaxalone, Mises en garde et précautions)

Managing Risks from Concomitant Use with Benzodiazepines or Other CNS Depressants Concomitant use with benzodiazepines or other central nervous system (CNS) depressants, including alcohol, is a risk factor for respiratory depression and death [see Warnings and Precautions ( 5.2 )]. (notice Méthadone, Mise en garde encadrée)

Serotonin Syndrome: Increased risk when coadministered with serotonergic agents (e.g., SSRIs, SNRIs, triptans), but also during overdosage situations. (notice Méthamphétamine, Mises en garde et précautions)

WARNING: PERSONNEL AND EQUIPMENT FOR MONITORING AND RESUSCITATION AND RISKS FROM CONCOMITANT USE WITH OPIOID ANALGESICS AND OTHER SEDATIVE-HYPNOTICS Personnel and Equipment for Monitoring and Resuscitation Only personnel trained in the administration of procedural sedation, and not involved in the conduct of the diagnostic or therapeutic procedure, should administer… (notice Midazolam, Mise en garde encadrée)

The use of RALDESY Should be avoided in patients with known QT prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic… (notice Trazodone, Mises en garde et précautions)

L'association du millepertuis avec des antidépresseurs et d'autres médicaments sérotoninergiques augmente le risque de syndrome sérotoninergique. (NCCIH, St. John's Wort)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

The use of RALDESY Should be avoided in patients with known QT prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic… (notice Trazodone, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

Risks From Concomitant Use With Benzodiazepines Or Other CNS Depressants Concomitant use of opioids with benzodiazepines or other central nervous system (CNS) depressants, including alcohol, may result in profound sedation, respiratory depression, coma, and death. (notice Morphine, Mise en garde encadrée)

Risks From Concomitant Use With Benzodiazepines Or Other CNS Depressants Concomitant use of opioids with benzodiazepines or other central nervous system (CNS) depressants, including alcohol, may result in profound sedation, respiratory depression, coma, and death. (notice Nalbuphine, Mise en garde encadrée)

Risk of Recurrent Respiratory and CNS Depression : A recurrence of respiratory depression is possible, therefore, keep the patient under continued surveillance and administer repeat doses of ZURNAI using a new auto-injector with each dose while awaiting emergency medical assistance. (notice Nalméfène, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

The use of RALDESY Should be avoided in patients with known QT prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic… (notice Trazodone, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

Risks From Concomitant Use With Benzodiazepines Or Other CNS Depressants Concomitant use of opioids with benzodiazepines or other central nervous system (CNS) depressants, including alcohol, may result in profound sedation, respiratory depression, coma, and death. (notice Olicéridine, Mise en garde encadrée)

• Avoid concurrent use of alcohol or other central nervous system depressants with olopatadine hydrochloride nasal solution (nasal spray) ( 5.2 ). (notice Olopatadine, Mises en garde et précautions)

• Avoid concurrent use of alcohol or other central nervous system (CNS) depressants with RYALTRIS because additional reductions in alertness and additional impairment of CNS performance may occur. (notice Olopatadine et mométasone, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

Avoid coadministration of oxaliplatin injection with medicinal products with a known potential to prolong the QT interval. (notice Oxaliplatine, Interactions médicamenteuses)

Abuse or misuse of illicit GHB, either alone or in combination with other CNS depressants, is associated with CNS adverse reactions, including seizure, respiratory depression, decreases in the level of consciousness, coma, and death [see Warnings and Precautions ( 5.2 )]. (notice Oxybate de sodium, Mise en garde encadrée)

Risks From Concomitant Use With Benzodiazepines Or Other CNS Depressants Concomitant use of opioids with benzodiazepines or other central nervous system (CNS) depressants, including alcohol, may result in profound sedation, respiratory depression, coma, and death. (notice Oxycodone, Mise en garde encadrée)

…LIFE-THREATENING RESPIRATORY DEPRESSION; ACCIDENTAL INGESTION; NEONATAL OPIOID WITHDRAWAL SYNDROME; CYTOCHROME P450 3A4 INTERACTION; and RISKS FROM CONCOMITANT USE WITH BENZODIAZEPINES OR OTHER CNS DEPRESSANTS Addiction, Abuse, and Misuse Oxycodone hydrochloride tablets exposes patients and other users to the risks of opioid addiction, abuse, and misuse, which can lead to… (notice Oxycodone et paracétamol, Mise en garde encadrée)

Risks From Concomitant Use with Benzodiazepines or Other CNS Depressants Concomitant use of opioids with benzodiazepines or other central nervous system (CNS) depressants, including alcohol, may result in profound sedation, respiratory depression, coma, and death. (notice Oxymorphone, Mise en garde encadrée)

The use of RALDESY Should be avoided in patients with known QT prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic… (notice Trazodone, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

Risks from Concomitant Use with Benzodiazepines or Other CNS Depressants Concomitant use of opioids with benzodiazepines or other central nervous system (CNS) depressants, including alcohol, may result in profound sedation, respiratory depression, coma, and death. (notice Paracétamol et codéine, Mise en garde encadrée)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

Avoid coadministration of VOTRIENT with drugs known to prolong the QT/QTc interval. (notice Pazopanib, Interactions médicamenteuses)

…MITIGATION STRATEGY (REMS); LIFE-THREATENING RESPIRATORY DEPRESSION; ACCIDENTAL INGESTION; NEONATAL OPIOID WITHDRAWAL SYNDROME; and RISKS FROM CONCOMITANT USE WITH BENZODIAZEPINES OR OTHER CNS DEPRESSANTS Addiction, Abuse, and Misuse Pentazocine and Naloxone Tablets exposes patients and other users to the risks of opioid addiction, abuse, and misuse, which can lead to… (notice Pentazocine et naloxone, Mise en garde encadrée)

The use of RALDESY Should be avoided in patients with known QT prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic… (notice Trazodone, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

RALDESY is contraindicated in patients taking, or within 14 days of stopping, monoamine oxidase inhibitors (MAOIs), including MAOIs such as linezolid or intravenous methylene blue, because of an increased risk of serotonin syndrome [see Warnings and Precautions (5.2) , Drug Interactions (7.1) ]. (notice Trazodone, Contre-indications)

Drugs that Prolong the QT Interval : Avoid concomitant use. (notice Phénobarbital, Interactions médicamenteuses)

Because pimozide prolongs the QT interval of the electrocardiogram it is contraindicated in patients with congenital long QT syndrome, patients with a history of cardiac arrhythmias, patients taking other drugs which prolong the QT interval of the electrocardiogram or patients with known hypokalemia or hypomagnesemia (see also PRECAUTIONS - DRUG INTERACTIONS ). (notice Pimozide, Contre-indications)

The use of WAKIX should be avoided in patients with known QT prolongation or in combination with other drugs known to prolong the QT interval [see Drug Interactions ( 7.1 )]. (notice Pitolisant, Mises en garde et précautions)

The use of RALDESY Should be avoided in patients with known QT prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic… (notice Trazodone, Mises en garde et précautions)

…PROMETHAZINE AND RESPIRATORY DEPRESSION IN CHILDREN; MEDICATION ERRORS; INTERACTIONS WITH DRUGS AFFECTING CYTOCHROME P450 ISOENZYMES; CONCOMITANT USE WITH BENZODIAZEPINES OR OTHER CNS DEPRESSANTS; NEONATAL OPIOID WITHDRAWAL SYNDROME Addiction, Abuse, and Misuse Promethazine HCl and Codeine Phosphate Oral Solution exposes patients and other users to the risks… (notice Prométhazine et codéine, Mise en garde encadrée)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

• Avoid use with other antiarrhythmic agents or drugs that prolong the QT interval. (notice Propafénone, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

The use of RALDESY Should be avoided in patients with known QT prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic… (notice Trazodone, Mises en garde et précautions)

RALDESY is contraindicated in patients taking, or within 14 days of stopping, monoamine oxidase inhibitors (MAOIs), including MAOIs such as linezolid or intravenous methylene blue, because of an increased risk of serotonin syndrome [see Warnings and Precautions (5.2) , Drug Interactions (7.1) ]. (notice Trazodone, Contre-indications)

Risks From Concomitant Use With Benzodiazepines Or Other CNS Depressants Concomitant use of opioids with benzodiazepines or other central nervous system (CNS) depressants, including alcohol, may result in profound sedation, respiratory depression, coma, and death. (notice Rémifentanil, Mise en garde encadrée)

The use of RALDESY Should be avoided in patients with known QT prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic… (notice Trazodone, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

RALDESY is contraindicated in patients taking, or within 14 days of stopping, monoamine oxidase inhibitors (MAOIs), including MAOIs such as linezolid or intravenous methylene blue, because of an increased risk of serotonin syndrome [see Warnings and Precautions (5.2) , Drug Interactions (7.1) ]. (notice Trazodone, Contre-indications)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

The use of RALDESY Should be avoided in patients with known QT prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic… (notice Trazodone, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

Certain conditions may increase the risk for torsade de pointes or sudden death such as (1) bradycardia; (2) hypokalemia or hypomagnesemia; (3) concomitant use of other drugs that prolong the QTc interval; and (4) presence of congenital prolongation of the QT interval [see Warnings and Precautions ( 5.8 ), Clinical Pharmacology (12.2) ]. (notice Tétrabénazine, Interactions médicamenteuses)

CONTRAINDICATIONS Thioridazine hydrochloride tablet use should be avoided in combination with other drugs that are known to prolong the QTc interval and in patients with congenital long QT syndrome or a history of cardiac arrhythmias. (notice Thioridazine, Contre-indications)

The use of RALDESY Should be avoided in patients with known QT prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic… (notice Trazodone, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

RALDESY is contraindicated in patients taking, or within 14 days of stopping, monoamine oxidase inhibitors (MAOIs), including MAOIs such as linezolid or intravenous methylene blue, because of an increased risk of serotonin syndrome [see Warnings and Precautions (5.2) , Drug Interactions (7.1) ]. (notice Trazodone, Contre-indications)

• Effects on Driving and Operating Heavy Machinery : Patients receiving triazolam should be cautioned against driving or operating heavy machinery, as well as avoiding concomitant use with alcohol and other CNS depressant drugs. (notice Triazolam, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

Avoid concomitant use of VEPPANU with strong CYP3A inhibitors or drugs known to prolong the QTc interval. (notice Vepdégestrant, Mises en garde et précautions)

The use of RALDESY Should be avoided in patients with known QT prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic… (notice Trazodone, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

The use of RALDESY Should be avoided in patients with known QT prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic… (notice Trazodone, Mises en garde et précautions)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

The use of zaleplon with other sedative-hypnotics at bedtime or the middle of the night is not recommended (see ). (notice Zaléplone, Mises en garde)

…drugs, ziprasidone is contraindicated: • in patients with a known history of QT prolongation (including congenital long QT syndrome) • in patients with recent acute myocardial infarction • in patients with uncompensated heart failure Pharmacokinetic/pharmacodynamic studies between ziprasidone and other drugs that prolong the QT interval have not been performed. (notice Ziprasidone, Contre-indications)

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone. (notice Trazodone, Mises en garde et précautions)

The use of Zolpidem Tartrate with other sedative-hypnotics (including other zolpidem products) at bedtime or the middle of the night is not recommended. (notice Zolpidem, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Elderly patients, patients taking diuretics, and those who are volume-depleted may be at greater risk of developing hyponatremia with SSRIs and SNRIs [see Use in Specific Populations (8.5) ] . (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

Intervention: Patients should be counseled that RALDESY may enhance the response to alcohol, barbiturates, and other CNS depressants. (notice Trazodone, Interactions médicamenteuses)

…prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic medications (e.g., ziprasidone, chlorpromazine, thioridazine),… (notice Trazodone, Mises en garde et précautions)

• Drugs that potentiate the effects of epinephrine include sympathomimetics, beta blockers, tricyclic antidepressants, MAO inhibitors, COMT inhibitors, clonidine, doxapram, oxytocin, levothyroxine sodium, and certain antihistamines. (notice Adrénaline, Interactions médicamenteuses)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Inform patients also that the central nervous system depressant effects of allopurinol tablets may be additive to those of alcohol and other CNS depressants. (notice Allopurinol, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

25% increase Diazepam Benzodiazepines increase CNS concentrations of adenosine, a potent CNS depressant, while theophylline blocks adenosine receptors. (notice Aminophylline, Interactions médicamenteuses)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

MAO inhibitors, tricyclic antidepressants and drugs that prolong the QTc interval may potentiate effect on the cardiovascular system. (notice Arformotérol, Interactions médicamenteuses)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

…are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic medications (e.g., ziprasidone, chlorpromazine, thioridazine), and certain antibiotics (e.g., gatifloxacin). (notice Trazodone, Mises en garde et précautions)

CYP3A4 Inducers: Increase in RALDESY dosage may be necessary ( 2.5 , 7 ). (notice Trazodone, Interactions médicamenteuses)

The administration of local anesthetic solutions containing epinephrine to patients receiving monoamine oxidase inhibitors, nonselective beta-adrenergic antagonists, or tricyclic antidepressants may produce severe, prolonged hypertension. (notice Articaïne et adrénaline, Interactions médicamenteuses)

…are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic medications (e.g., ziprasidone, chlorpromazine, thioridazine), and certain antibiotics (e.g., gatifloxacin). (notice Trazodone, Mises en garde et précautions)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Intervention: Patients should be counseled that RALDESY may enhance the response to alcohol, barbiturates, and other CNS depressants. (notice Trazodone, Interactions médicamenteuses)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

CNS Depressants: RALDESY may enhance effects of alcohol, barbiturates, or other CNS depressants ( 7 ). (notice Trazodone, Interactions médicamenteuses)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Amphetamines may enhance the effects of tricyclic antidepressants. (notice Benzfétamine, Interactions médicamenteuses)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Sedatives/Hypnotics: midazolam (oral) triazolam ↑ midazolam (oral) ↑ triazolam Use caution when midazolam or triazolam is concomitantly administered with BIXLENVO. (notice Bictégravir, emtricitabine et ténofovir alafénamide, Interactions médicamenteuses)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

CYP3A4 Inducers: Increase in RALDESY dosage may be necessary ( 2.5 , 7 ). (notice Trazodone, Interactions médicamenteuses)

…are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic medications (e.g., ziprasidone, chlorpromazine, thioridazine), and certain antibiotics (e.g., gatifloxacin). (notice Trazodone, Mises en garde et précautions)

Use with CNS depressants may result in an additive or potentiating effect. (notice Brimonidine, Interactions médicamenteuses)

Use with CNS depressants may result in an additive or potentiating effect. (notice Brimonidine et timolol, Interactions médicamenteuses)

Intervention: Patients should be counseled that RALDESY may enhance the response to alcohol, barbiturates, and other CNS depressants. (notice Trazodone, Interactions médicamenteuses)

Monoamine oxidase inhibitors and tricyclic antidepressants: Use with extreme caution. (notice Budésonide et formotérol, Interactions médicamenteuses)

Elderly patients, patients taking diuretics, and those who are volume-depleted may be at greater risk of developing hyponatremia with SSRIs and SNRIs [see Use in Specific Populations (8.5) ] . (notice Trazodone, Mises en garde et précautions)

Possible early warning signs of central nervous system (CNS) toxicity are restlessness, anxiety, incoherent speech, lightheadedness, numbness and tingling of the mouth and lips, metallic taste, tinnitus, dizziness, blurred vision, tremors, twitching, CNS depression, or drowsiness. (notice Bupivacaïne, Mises en garde et précautions)

Possible early warning signs of central nervous system (CNS) toxicity are restlessness, anxiety, incoherent speech, lightheadedness, numbness and tingling of the mouth and lips, metallic taste, tinnitus, dizziness, blurred vision, tremors, twitching, CNS depression, or drowsiness. (notice Bupivacaïne et adrénaline, Mises en garde et précautions)

…hydrochloride extended-release tablets (XL), concurrent administration of bupropion hydrochloride extended-release tablets (XL) and agents that lower the seizure threshold (e.g., other bupropion products, antipsychotics, antidepressants, theophylline, or systemic corticosteroids) should be undertaken only with extreme caution [see Warnings and Precautions (5.3)] . (notice Bupropion, Interactions médicamenteuses)

CNS Depressants: RALDESY may enhance effects of alcohol, barbiturates, or other CNS depressants ( 7 ). (notice Trazodone, Interactions médicamenteuses)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

CNS Depressants: RALDESY may enhance effects of alcohol, barbiturates, or other CNS depressants ( 7 ). (notice Trazodone, Interactions médicamenteuses)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

CNS Depressants: RALDESY may enhance effects of alcohol, barbiturates, or other CNS depressants ( 7 ). (notice Trazodone, Interactions médicamenteuses)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

• Tricyclic antidepressants: risk of hypertension and dyskinesia reported during concomitant use with carbidopa/levodopa ( 7.4 ) (notice Carbidopa, lévodopa et entacapone, Interactions médicamenteuses)

…are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic medications (e.g., ziprasidone, chlorpromazine, thioridazine), and certain antibiotics (e.g., gatifloxacin). (notice Trazodone, Mises en garde et précautions)

CNS Depressants: RALDESY may enhance effects of alcohol, barbiturates, or other CNS depressants ( 7 ). (notice Trazodone, Interactions médicamenteuses)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

CNS Depressants: RALDESY may enhance effects of alcohol, barbiturates, or other CNS depressants ( 7 ). (notice Trazodone, Interactions médicamenteuses)

CNS Depressants: RALDESY may enhance effects of alcohol, barbiturates, or other CNS depressants ( 7 ). (notice Trazodone, Interactions médicamenteuses)

Drug Interactions The administration of local anesthetic solutions containing epinephrine or norepinephrine to patients receiving monoamine oxidase inhibitors, tricyclic antidepressants or phenothiazines may produce severe, prolonged hypotension or hypertension. (notice Chloroprocaïne, Précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Intervention: Patients should be counseled that RALDESY may enhance the response to alcohol, barbiturates, and other CNS depressants. (notice Trazodone, Interactions médicamenteuses)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

CNS Depressants: RALDESY may enhance effects of alcohol, barbiturates, or other CNS depressants ( 7 ). (notice Trazodone, Interactions médicamenteuses)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

QT Interval Prolongation and V entricular A rr h ythmia Decreases in serum calcium can also prolong the QT interval, potentially resulting in ventricular arrhythmia. (notice Cinacalcet, Mises en garde et précautions)

Intervention: Patients should be counseled that RALDESY may enhance the response to alcohol, barbiturates, and other CNS depressants. (notice Trazodone, Interactions médicamenteuses)

CNS Depressants: RALDESY may enhance effects of alcohol, barbiturates, or other CNS depressants ( 7 ). (notice Trazodone, Interactions médicamenteuses)

CNS Depressants: RALDESY may enhance effects of alcohol, barbiturates, or other CNS depressants ( 7 ). (notice Trazodone, Interactions médicamenteuses)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

CNS Depressants: RALDESY may enhance effects of alcohol, barbiturates, or other CNS depressants ( 7 ). (notice Trazodone, Interactions médicamenteuses)

…are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic medications (e.g., ziprasidone, chlorpromazine, thioridazine), and certain antibiotics (e.g., gatifloxacin). (notice Trazodone, Mises en garde et précautions)

Sympathomimetics, postganglionic blocking agents, and tricyclic antidepressants: Concomitant administration may increase the risk of cardiovascular adverse reactions. (notice Cocaïne, Interactions médicamenteuses)

Intervention: Patients should be counseled that RALDESY may enhance the response to alcohol, barbiturates, and other CNS depressants. (notice Trazodone, Interactions médicamenteuses)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

CNS Depressants: RALDESY may enhance effects of alcohol, barbiturates, or other CNS depressants ( 7 ). (notice Trazodone, Interactions médicamenteuses)

CNS Depressants: RALDESY may enhance effects of alcohol, barbiturates, or other CNS depressants ( 7 ). (notice Trazodone, Interactions médicamenteuses)

Caution should be taken when darifenacin extended-release tablets is used concomitantly with medications that are predominantly metabolized by CYP2D6 and which have a narrow therapeutic window, such as flecainide, thioridazine and tricyclic antidepressants ( 7.2 ) (notice Darifénacine, Interactions médicamenteuses)

CYP3A4 Inducers: Increase in RALDESY dosage may be necessary ( 2.5 , 7 ). (notice Trazodone, Interactions médicamenteuses)

CNS Depressants: RALDESY may enhance effects of alcohol, barbiturates, or other CNS depressants ( 7 ). (notice Trazodone, Interactions médicamenteuses)

…that may Increase Risk of Hyponatremia Concomitant administration of DESMODA with other drugs that may increase the risk of water intoxication with hyponatremia, (e.g., tricyclic antidepressants, selective serotonin re-uptake inhibitors, chlorpromazine, opiate analgesics, thiazide diuretics, NSAIDs, lamotrigine, sulfonylureas, particularly chlorpropamide, oxybutynin… (notice Desmopressine, Interactions médicamenteuses)

Alcohol or other sedating drugs: May have additive sedation and somnolence ( 7.5 ) (notice Deutétrabénazine, Interactions médicamenteuses)

CYP3A4 Inducers: Increase in RALDESY dosage may be necessary ( 2.5 , 7 ). (notice Trazodone, Interactions médicamenteuses)

Intervention: Patients should be counseled that RALDESY may enhance the response to alcohol, barbiturates, and other CNS depressants. (notice Trazodone, Interactions médicamenteuses)

Intervention: Patients should be counseled that RALDESY may enhance the response to alcohol, barbiturates, and other CNS depressants. (notice Trazodone, Interactions médicamenteuses)

CNS Depressants: RALDESY may enhance effects of alcohol, barbiturates, or other CNS depressants ( 7 ). (notice Trazodone, Interactions médicamenteuses)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

…drugs including dicyclomine hydrochloride: amantadine, antiarrhythmic agents of Class I (e.g., quinidine), antihistamines, antipsychotic agents (e.g., phenothiazines), benzodiazepines, MAO inhibitors, narcotic analgesics (e.g., meperidine), nitrates and nitrites, sympathomimetic agents, tricyclic antidepressants, and other drugs having anticholinergic activity. (notice Dicyclovérine, Interactions médicamenteuses)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

Digoxin or Phenytoin: Monitor for increased digoxin or phenytoin serum levels ( 7 ). (notice Trazodone, Interactions médicamenteuses)

Intervention: Patients should be counseled that RALDESY may enhance the response to alcohol, barbiturates, and other CNS depressants. (notice Trazodone, Interactions médicamenteuses)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Intervention: Patients should be counseled that RALDESY may enhance the response to alcohol, barbiturates, and other CNS depressants. (notice Trazodone, Interactions médicamenteuses)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

…prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic medications (e.g., ziprasidone, chlorpromazine, thioridazine),… (notice Trazodone, Mises en garde et précautions)

Intervention: Patients should be counseled that RALDESY may enhance the response to alcohol, barbiturates, and other CNS depressants. (notice Trazodone, Interactions médicamenteuses)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Intervention: Patients should be counseled that RALDESY may enhance the response to alcohol, barbiturates, and other CNS depressants. (notice Trazodone, Interactions médicamenteuses)

Intervention: Patients should be counseled that RALDESY may enhance the response to alcohol, barbiturates, and other CNS depressants. (notice Trazodone, Interactions médicamenteuses)

CNS Depressants: RALDESY may enhance effects of alcohol, barbiturates, or other CNS depressants ( 7 ). (notice Trazodone, Interactions médicamenteuses)

Intervention: Patients should be counseled that RALDESY may enhance the response to alcohol, barbiturates, and other CNS depressants. (notice Trazodone, Interactions médicamenteuses)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

CNS Depressants: RALDESY may enhance effects of alcohol, barbiturates, or other CNS depressants ( 7 ). (notice Trazodone, Interactions médicamenteuses)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

QT Prolongation: Monitor for prolonged QT intervals in patients with congestive heart failure, bradyarrhythmias, drugs known to prolong the QT interval, and electrolyte abnormalities. (notice Éribuline, Mises en garde et précautions)

CYP3A4 Inducers: Increase in RALDESY dosage may be necessary ( 2.5 , 7 ). (notice Trazodone, Interactions médicamenteuses)

…prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic medications (e.g., ziprasidone, chlorpromazine, thioridazine),… (notice Trazodone, Mises en garde et précautions)

CNS Depressants: RALDESY may enhance effects of alcohol, barbiturates, or other CNS depressants ( 7 ). (notice Trazodone, Interactions médicamenteuses)

Intervention: Patients should be counseled that RALDESY may enhance the response to alcohol, barbiturates, and other CNS depressants. (notice Trazodone, Interactions médicamenteuses)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

CNS Depressants: RALDESY may enhance effects of alcohol, barbiturates, or other CNS depressants ( 7 ). (notice Trazodone, Interactions médicamenteuses)

CYP3A4 Inducers: Increase in RALDESY dosage may be necessary ( 2.5 , 7 ). (notice Trazodone, Interactions médicamenteuses)

Intervention: Patients should be counseled that RALDESY may enhance the response to alcohol, barbiturates, and other CNS depressants. (notice Trazodone, Interactions médicamenteuses)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

…prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic medications (e.g., ziprasidone, chlorpromazine, thioridazine),… (notice Trazodone, Mises en garde et précautions)

…are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic medications (e.g., ziprasidone, chlorpromazine, thioridazine), and certain antibiotics (e.g., gatifloxacin). (notice Trazodone, Mises en garde et précautions)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

Monoamine oxidase inhibitors and tricyclic antidepressants: Use with extreme caution. (notice Fluticasone et salmétérol, Interactions médicamenteuses)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

• MAO inhibitors, tricyclic antidepressants and drugs that prolong QTc interval may potentiate effect on the cardiovascular system. (notice Formotérol, Interactions médicamenteuses)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

CYP3A4 Inducers: Increase in RALDESY dosage may be necessary ( 2.5 , 7 ). (notice Trazodone, Interactions médicamenteuses)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Intervention: Patients should be counseled that RALDESY may enhance the response to alcohol, barbiturates, and other CNS depressants. (notice Trazodone, Interactions médicamenteuses)

Increase IRESSA to 500 mg daily in patients receiving a strong CYP3A4 inducer (e.g., rifampicin, phenytoin, or tricyclic antidepressant) and resume IRESSA at 250 mg 7 days after discontinuation of the strong inducer [see Dosage and Administration (2.4) , Clinical Pharmacology (12.3) ] . (notice Géfitinib, Interactions médicamenteuses)

Other Anticholinergic Drugs There is potential for an additive interaction between glycopyrrolate and concomitantly used anticholinergic drugs (e.g., tricyclic antidepressants, anti-epileptics, class I antiarrhythmics, anti­-spasmodics, amantadine) resulting in increased anticholinergic adverse reactions. (notice Glycopyrronium, Interactions médicamenteuses)

Effect on QT/QTc Interval: Androgen deprivation therapy may prolong the QT interval. (notice Goséréline, Mises en garde et précautions)

CYP3A4 Inducers: Increase in RALDESY dosage may be necessary ( 2.5 , 7 ). (notice Trazodone, Interactions médicamenteuses)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

…are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic medications (e.g., ziprasidone, chlorpromazine, thioridazine), and certain antibiotics (e.g., gatifloxacin). (notice Trazodone, Mises en garde et précautions)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

…prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic medications (e.g., ziprasidone, chlorpromazine, thioridazine),… (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

Monoamine Oxidase Inhibitors or Tricyclic Antidepressants Ipratropium Bromide and Albuterol Sulfate Inhalation Solution should be administered with extreme caution to patients being treated with monoamine oxidase inhibitors or tricyclic antidepressants, or within 2 weeks of discontinuation of such agents because the action of albuterol sulfate on the cardiovascular… (notice Ipratropium et salbutamol, Interactions médicamenteuses)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

CNS Depressants: RALDESY may enhance effects of alcohol, barbiturates, or other CNS depressants ( 7 ). (notice Trazodone, Interactions médicamenteuses)

Drugs that may potentiate clinical response of Isoproterenol Clinical Impact The effects of isoproterenol may be potentiated by tricyclic antidepressants, monoamine oxidase inhibitors, levothyroxine sodium, and certain antihistamines, notably chlorpheniramine, tripelennamine, and diphenhydramine. (notice Isoprénaline, Interactions médicamenteuses)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Intervention: Patients should be counseled that RALDESY may enhance the response to alcohol, barbiturates, and other CNS depressants. (notice Trazodone, Interactions médicamenteuses)

TYKERB may prolong the QT interval in some patients. (notice Lapatinib, Mises en garde et précautions)

CNS Depressants: RALDESY may enhance effects of alcohol, barbiturates, or other CNS depressants ( 7 ). (notice Trazodone, Interactions médicamenteuses)

Effect on QT/QTc Interval: Androgen deprivation therapy may prolong the QT interval. (notice Leuproréline, Mises en garde et précautions)

Intervention: Patients should be counseled that RALDESY may enhance the response to alcohol, barbiturates, and other CNS depressants. (notice Trazodone, Interactions médicamenteuses)

Monoamine oxidase inhibitors (MAOs) or tricyclic antidepressants : May potentiate effect of albuterol on the cardiovascular system. (notice Lévosalbutamol, Interactions médicamenteuses)

Antidepressant Therapy Concurrent use of tricyclic (e.g., amitriptyline) or tetracyclic (e.g., maprotiline) antidepressants and levothyroxine may increase the therapeutic and toxic effects of both drugs, possibly due to increased receptor sensitivity to catecholamines. (notice Lévothyroxine, Interactions médicamenteuses)

…prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic medications (e.g., ziprasidone, chlorpromazine, thioridazine),… (notice Trazodone, Mises en garde et précautions)

Possible early warning signs of central nervous system (CNS) toxicity are restlessness, anxiety, incoherent speech, lightheadedness, metallic taste, tinnitus, dizziness, blurred vision, tremors, twitching, CNS depression, or drowsiness. (notice Lidocaïne et adrénaline, Mises en garde et précautions)

…prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic medications (e.g., ziprasidone, chlorpromazine, thioridazine),… (notice Trazodone, Mises en garde et précautions)

Antidepressant Therapy Concurrent use of tricyclic (e.g., amitriptyline) or tetracyclic (e.g., maprotiline) antidepressants and liothyronine sodium may increase the therapeutic and toxic effects of both drugs, possibly due to increased receptor sensitivity to catecholamines. (notice Liothyronine, Interactions médicamenteuses)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

CYP3A4 Inducers: Increase in RALDESY dosage may be necessary ( 2.5 , 7 ). (notice Trazodone, Interactions médicamenteuses)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

…are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic medications (e.g., ziprasidone, chlorpromazine, thioridazine), and certain antibiotics (e.g., gatifloxacin). (notice Trazodone, Mises en garde et précautions)

…are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic medications (e.g., ziprasidone, chlorpromazine, thioridazine), and certain antibiotics (e.g., gatifloxacin). (notice Trazodone, Mises en garde et précautions)

…are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic medications (e.g., ziprasidone, chlorpromazine, thioridazine), and certain antibiotics (e.g., gatifloxacin). (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Intervention: Patients should be counseled that RALDESY may enhance the response to alcohol, barbiturates, and other CNS depressants. (notice Trazodone, Interactions médicamenteuses)

Other Drugs that Prolong the QTc Interval Coadministration of other drugs known to alter cardiac conduction (e.g., anti-arrhythmic or beta-adrenergic blocking agents, calcium channel blockers, antihistamines or H 1 -blocking agents, tricyclic antidepressants and phenothiazines) might also contribute to a prolongation of the QTc interval. (notice Méfloquine, Interactions médicamenteuses)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

Likewise, solutions of mepivacaine containing a vasoconstrictor, such as epinephrine, should be used with extreme caution in patients receiving monoamine oxidase inhibitors (MAOI) or antidepressants of the triptyline or imipramine types, because severe prolonged hypertension may result. (notice Mépivacaïne, Mises en garde)

Intervention: Patients should be counseled that RALDESY may enhance the response to alcohol, barbiturates, and other CNS depressants. (notice Trazodone, Interactions médicamenteuses)

Intervention: Patients should be counseled that RALDESY may enhance the response to alcohol, barbiturates, and other CNS depressants. (notice Trazodone, Interactions médicamenteuses)

CNS Depressants: RALDESY may enhance effects of alcohol, barbiturates, or other CNS depressants ( 7 ). (notice Trazodone, Interactions médicamenteuses)

CNS Depressants: RALDESY may enhance effects of alcohol, barbiturates, or other CNS depressants ( 7 ). (notice Trazodone, Interactions médicamenteuses)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Drug interactions Additive anticholinergic effects may result from concomitant use with antipsychotics, tricyclic antidepressants, and other drugs with anticholinergic effects. (notice Méthylscopolamine, Interactions médicamenteuses)

Concurrent use of metyrosine with alcohol or other CNS depressants can increase their sedative effects. (notice Métirosine, Interactions médicamenteuses)

Intervention: Patients should be counseled that RALDESY may enhance the response to alcohol, barbiturates, and other CNS depressants. (notice Trazodone, Interactions médicamenteuses)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Drugs that Prolong the QT Interval QT prolongation has been reported, particularly when metronidazole was administered with drugs with the potential for prolonging the QT interval. (notice Métronidazole, Interactions médicamenteuses)

…prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic medications (e.g., ziprasidone, chlorpromazine, thioridazine),… (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

CYP3A4 Inducers: Increase in RALDESY dosage may be necessary ( 2.5 , 7 ). (notice Trazodone, Interactions médicamenteuses)

CYP3A4 Inducers: Increase in RALDESY dosage may be necessary ( 2.5 , 7 ). (notice Trazodone, Interactions médicamenteuses)

CYP3A4 Inducers: Increase in RALDESY dosage may be necessary ( 2.5 , 7 ). (notice Trazodone, Interactions médicamenteuses)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Pharmacokinetic studies between moxifloxacin and other drugs that prolong the QT interval such as cisapride, erythromycin, antipsychotics, and tricyclic antidepressants have not been performed. (notice Moxifloxacine, Mises en garde et précautions)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

CYP3A4 Inducers: Increase in RALDESY dosage may be necessary ( 2.5 , 7 ). (notice Trazodone, Interactions médicamenteuses)

WARNINGS AND PRECAUTIONS Risk of Recurrent Respiratory and CNS Depression : Due to the duration of action of naloxone relative to the opioid, respiratory and CNS depression may recur after the first dose of naloxone. (notice Naloxone, Mises en garde et précautions)

…malformation, central nervous system tumor or infection, or metabolic disorders (e.g., hypoglycemia, hyponatremia, severe hepatic impairment, and hypoxia) excessive use of alcohol or sedatives, addiction to cocaine or stimulants, or withdrawal from sedatives patients with diabetes treated with insulin and/or oral diabetic medications (sulfonylureas and meglitinides)… (notice Naltrexone et bupropion, Mises en garde et précautions)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

CYP3A4 Inducers: Increase in RALDESY dosage may be necessary ( 2.5 , 7 ). (notice Trazodone, Interactions médicamenteuses)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

…are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic medications (e.g., ziprasidone, chlorpromazine, thioridazine), and certain antibiotics (e.g., gatifloxacin). (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

CNS Depressants: RALDESY may enhance effects of alcohol, barbiturates, or other CNS depressants ( 7 ). (notice Trazodone, Interactions médicamenteuses)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

CNS Depressants: RALDESY may enhance effects of alcohol, barbiturates, or other CNS depressants ( 7 ). (notice Trazodone, Interactions médicamenteuses)

CYP3A4 Inducers: Increase in RALDESY dosage may be necessary ( 2.5 , 7 ). (notice Trazodone, Interactions médicamenteuses)

…are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic medications (e.g., ziprasidone, chlorpromazine, thioridazine), and certain antibiotics (e.g., gatifloxacin). (notice Trazodone, Mises en garde et précautions)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

Drugs that Prolong QT: Use with caution in patients who are at significant risk of developing QTc prolongation. (notice Pasiréotide, Interactions médicamenteuses)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

…are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic medications (e.g., ziprasidone, chlorpromazine, thioridazine), and certain antibiotics (e.g., gatifloxacin). (notice Trazodone, Mises en garde et précautions)

CNS Depressants: RALDESY may enhance effects of alcohol, barbiturates, or other CNS depressants ( 7 ). (notice Trazodone, Interactions médicamenteuses)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

CYP3A4 Inducers: Increase in RALDESY dosage may be necessary ( 2.5 , 7 ). (notice Trazodone, Interactions médicamenteuses)

Agonistic Effects (increase in BIORPHEN blood pressure effect) can occur with monoamine oxidase inhibitors (MAOI), oxytocin and oxytocic drugs, tricyclic antidepressants, angiotensin and aldosterone, atropine, steroids, norepinephrine transporter inhibitors, ergot alkaloids. (notice Phényléphrine, Interactions médicamenteuses)

Digoxin or Phenytoin: Monitor for increased digoxin or phenytoin serum levels ( 7 ). (notice Trazodone, Interactions médicamenteuses)

Acute cardiac arrest may be possible during treatment with tricyclic antidepressants; therefore, Anticholium should only be considered as an antidote for this indication while the patient has continuous ECG monitoring. (notice Physostigmine, Mises en garde et précautions)

…are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic medications (e.g., ziprasidone, chlorpromazine, thioridazine), and certain antibiotics (e.g., gatifloxacin). (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

Anti-Arrhythmic Drugs, QT Prolonging Drugs, Drugs that may Decrease Heart Rate PONVORY has not been studied in patients taking QT prolonging drugs. (notice Ponésimod, Interactions médicamenteuses)

Intervention: Patients should be counseled that RALDESY may enhance the response to alcohol, barbiturates, and other CNS depressants. (notice Trazodone, Interactions médicamenteuses)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Intervention: Patients should be counseled that RALDESY may enhance the response to alcohol, barbiturates, and other CNS depressants. (notice Trazodone, Interactions médicamenteuses)

…Anticonvulsants phenobarbital, phenytoin, sodium valproate Other drugs acetaminophen, metoclopramide, quinine, sulfasalazine The administration of local anesthetic injections containing epinephrine or norepinephrine to patients receiving monoamine oxidase inhibitors, tricyclic antidepressants or phenothiazines may produce severe, prolonged hypotension or hypertension. (notice Prilocaïne et adrénaline, Interactions médicamenteuses)

QT Interval Prolonging Drugs The pharmacodynamic interaction potential to prolong the QT interval of the electrocardiogram between Primaquine phosphate Tablets and other drugs that effect cardiac conduction is unknown. (notice Primaquine, Interactions médicamenteuses)

CNS Depressants: RALDESY may enhance effects of alcohol, barbiturates, or other CNS depressants ( 7 ). (notice Trazodone, Interactions médicamenteuses)

…prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic medications (e.g., ziprasidone, chlorpromazine, thioridazine),… (notice Trazodone, Mises en garde et précautions)

…are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic medications (e.g., ziprasidone, chlorpromazine, thioridazine), and certain antibiotics (e.g., gatifloxacin). (notice Trazodone, Mises en garde et précautions)

Intervention: Patients should be counseled that RALDESY may enhance the response to alcohol, barbiturates, and other CNS depressants. (notice Trazodone, Interactions médicamenteuses)

CNS Depressants: RALDESY may enhance effects of alcohol, barbiturates, or other CNS depressants ( 7 ). (notice Trazodone, Interactions médicamenteuses)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

…are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic medications (e.g., ziprasidone, chlorpromazine, thioridazine), and certain antibiotics (e.g., gatifloxacin). (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

…prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic medications (e.g., ziprasidone, chlorpromazine, thioridazine),… (notice Trazodone, Mises en garde et précautions)

CNS Depressants: RALDESY may enhance effects of alcohol, barbiturates, or other CNS depressants ( 7 ). (notice Trazodone, Interactions médicamenteuses)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

CYP3A4 Inducers: Increase in RALDESY dosage may be necessary ( 2.5 , 7 ). (notice Trazodone, Interactions médicamenteuses)

CYP3A4 Inducers: Increase in RALDESY dosage may be necessary ( 2.5 , 7 ). (notice Trazodone, Interactions médicamenteuses)

CYP3A4 Inducers: Increase in RALDESY dosage may be necessary ( 2.5 , 7 ). (notice Trazodone, Interactions médicamenteuses)

In healthy subjects, 75 mg once daily and 300 mg once daily (3 times and 12 times the dose in EDURANT) have been shown to prolong the QTc interval of the electrocardiogram. (notice Rilpivirine, Mises en garde et précautions)

…are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic medications (e.g., ziprasidone, chlorpromazine, thioridazine), and certain antibiotics (e.g., gatifloxacin). (notice Trazodone, Mises en garde et précautions)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

QT Interval Prolongation The overall analysis of ECG data in pediatric patients indicates that the concomitant use of Rocuronium Bromide Injection with general anesthetic agents can prolong the QTc interval [see Clinical Studies ( 14.3 )]. (notice Rocuronium, Mises en garde et précautions)

Intervention: Patients should be counseled that RALDESY may enhance the response to alcohol, barbiturates, and other CNS depressants. (notice Trazodone, Interactions médicamenteuses)

Intervention: Patients should be counseled that RALDESY may enhance the response to alcohol, barbiturates, and other CNS depressants. (notice Trazodone, Interactions médicamenteuses)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Monoamine oxidase inhibitors and tricyclic antidepressants: Use with extreme caution. (notice Salbutamol, Interactions médicamenteuses)

• Monoamine oxidase inhibitors and tricyclic antidepressants: Use with extreme caution. (notice Salmétérol, Interactions médicamenteuses)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

Intervention: Patients should be counseled that RALDESY may enhance the response to alcohol, barbiturates, and other CNS depressants. (notice Trazodone, Interactions médicamenteuses)

CNS Depressants: RALDESY may enhance effects of alcohol, barbiturates, or other CNS depressants ( 7 ). (notice Trazodone, Interactions médicamenteuses)

Monitor electrolytes and electrocardiograms in patients with congestive heart failure, bradyarrhythmias, drugs known to prolong the QT interval, including Class Ia and III antiarrhythmics. (notice Sorafénib, Mises en garde et précautions)

…prolongation or in combination with other drugs that are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic medications (e.g., ziprasidone, chlorpromazine, thioridazine),… (notice Trazodone, Mises en garde et précautions)

Drugs that Prolong the QT interval QT prolongation has been reported with metronidazole, a component of bismuth subcitrate potassium, metronidazole and tetracycline hydrochloride, particularly when administered with drugs with the potential for prolonging the QT interval. (notice Sous-citrate de bismuth, métronidazole et tétracycline, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

The efficacy of tricyclic antidepressants can decrease when coadministered with sulfamethoxazole and trimethoprim. (notice Sulfaméthoxazole et triméthoprime, Interactions médicamenteuses)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

Drugs that Prolong QT Interval SUTENT is associated with QTc interval prolongation [see Warnings and Precautions (5.3) , Clinical Pharmacology (12.2) ] . (notice Sunitinib, Interactions médicamenteuses)

CYP3A4 Inducers: Increase in RALDESY dosage may be necessary ( 2.5 , 7 ). (notice Trazodone, Interactions médicamenteuses)

CNS Depressants: RALDESY may enhance effects of alcohol, barbiturates, or other CNS depressants ( 7 ). (notice Trazodone, Interactions médicamenteuses)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

CNS Depressants: RALDESY may enhance effects of alcohol, barbiturates, or other CNS depressants ( 7 ). (notice Trazodone, Interactions médicamenteuses)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Monoamine Oxidase Inhibitors and Tricyclic Antidepressants Terbutaline sulfate should be administered with extreme caution to patients being treated with monoamine oxidase inhibitors or tricyclic antidepressants, or within 2 weeks of discontinuation of such agents, since the action of terbutaline sulfate on the vascular system may be potentiated. (notice Terbutaline, Précautions)

25% increase Diazepam Benzodiazepines increase CNS concentrations of adenosine, a potent CNS depressant, while theophylline blocks adenosine receptors. (notice Théophylline, Interactions médicamenteuses)

Intervention: Patients should be counseled that RALDESY may enhance the response to alcohol, barbiturates, and other CNS depressants. (notice Trazodone, Interactions médicamenteuses)

…are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic medications (e.g., ziprasidone, chlorpromazine, thioridazine), and certain antibiotics (e.g., gatifloxacin). (notice Trazodone, Mises en garde et précautions)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Increased Risk of Bleeding: Concomitant use of aspirin, nonsteroidal anti-inflammatory drugs (NSAIDs), other antiplatelet drugs, warfarin, and other anticoagulants may increase this risk ( 5.5 ). (notice Trazodone, Mises en garde et précautions)

CYP3A4 Inducers: Increase in RALDESY dosage may be necessary ( 2.5 , 7 ). (notice Trazodone, Interactions médicamenteuses)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

…quinidine, procainamide, disopyramide) and Class III (e.g., amiodarone, sotalol, ibutilide, dofetilide) antiarrhythmics; certain antipsychotics (e.g., thioridazine, haloperidol); certain antidepressants (e.g., venlafaxine, amitriptyline); certain antibiotics (e.g., erythromycin, clarithromycin, levofloxacin, ofloxacin); and certain anti-emetics (e.g., ondansetron, granisetron). (notice Torémifène, Interactions médicamenteuses)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

…are inhibitors of CYP3A4 (e.g., itraconazole, clarithromycin, voriconazole), or known to prolong QT interval including Class 1A antiarrhythmics (e.g., quinidine, procainamide) or Class 3 antiarrhythmics (e.g., amiodarone, sotalol), certain antipsychotic medications (e.g., ziprasidone, chlorpromazine, thioridazine), and certain antibiotics (e.g., gatifloxacin). (notice Trazodone, Mises en garde et précautions)

Concurrent use of alcohol or other CNS depressants with trihexyphenidyl may cause increased sedative effects. (notice Trihexyphénidyle, Interactions médicamenteuses)

The recent use of other drugs that cause CNS depression or EPS symptoms may also increase the risk; consider reducing the dosage or discontinuing the drug. (notice Triméthobenzamide, Mises en garde et précautions)

Effect on QT/QTc Interval: Androgen deprivation therapy may prolong the QT interval. (notice Triptoréline, Mises en garde et précautions)

• Monoamine oxidase inhibitors and tricyclic antidepressants: Use with extreme caution. (notice Uméclidinium et vilantérol, Interactions médicamenteuses)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (notice Trazodone, Mises en garde et précautions)

Drugs Suspected of Causing SIADH Use with drugs suspected of causing SIADH (e.g., SSRIs, tricyclic antidepressants, haloperidol, chlorpropamide, enalapril, methyldopa, pentamidine, vincristine, cyclophosphamide, ifosfamide, felbamate) may increase the pressor effect in addition to the antidiuretic effect of Vasostrict ® . (notice Vasopressine, Interactions médicamenteuses)

Intervention: Patients should be counseled that RALDESY may enhance the response to alcohol, barbiturates, and other CNS depressants. (notice Trazodone, Interactions médicamenteuses)

For patients taking warfarin, carefully monitor coagulation indices when initiating, titrating, or discontinuing RALDESY. (notice Trazodone, Mises en garde et précautions)

Intervention: Patients should be counseled that RALDESY may enhance the response to alcohol, barbiturates, and other CNS depressants. (notice Trazodone, Interactions médicamenteuses)

Paralytic ileus, hyperthermia and heat stroke, all of which have sometimes been fatal, have occurred in patients taking anticholinergic-type antiparkinsonism drugs, including benztropine mesylate, in combination with phenothiazines and/or tricyclic antidepressants. (notice Benzatropine, Mises en garde)

There have been rare reports of adverse reactions, including hypertension and dyskinesia, resulting from the concomitant use of tricyclic antidepressants and carbidopa-levodopa preparations. (notice Carbidopa, Interactions médicamenteuses)

In Drug-Induced CNS and Respiratory Depression Doxapram alone may not stimulate adequate spontaneous breathing or provide sufficient arousal in patients who are severely depressed either due to respiratory failure or to CNS depressant drugs, but may be used as an adjunct to established supportive measures and resuscitative techniques. (notice Doxapram, Mises en garde)

The “gasping syndrome” is characterized by central nervous system (CNS) depression, metabolic acidosis, and gasping respirations. (notice Époétine alfa, Mises en garde et précautions)

These include itraconazole, ketoconazole, posaconazole, voriconazole, the macrolide antibiotics erythromycin and clarithromycin, the ketolide antibiotic telithromycin, HIV protease inhibitors, boceprevir, telaprevir, the antidepressant nefazodone, or cobicistat-containing products. (notice Lovastatine, Mises en garde)

The safety and efficacy of combination therapy with phentermine and any other drug products for weight loss including prescribed drugs, over-the-counter preparations, and herbal products, or serotonergic agents such as selective serotonin reuptake inhibitors (e.g., fluoxetine, sertraline, fluvoxamine, paroxetine), have not been established. (notice Phentermine, Mises en garde et précautions)

Drugs predominantly metabolized by the CYP450 2D6 isozyme include the following drug classes: tricyclic antidepressants, selective serotonin reuptake inhibitors, beta-blockers, antiarrhythmics class 1C (e.g., flecainide and propafenone) and monoamine oxidase inhibitors Type B. (notice Terbinafine, Interactions médicamenteuses)

No interaction with the tricyclic antidepressant imipramine was shown in a single-dose study with entacapone without coadministered levodopa and dopa-decarboxylase inhibitor. (notice Entacapone, Précautions)

…adjustment is needed when SINGULAIR is co-administered with theophylline, prednisone, prednisolone, oral contraceptives, fexofenadine, digoxin, warfarin, gemfibrozil, itraconazole, thyroid hormones, sedative hypnotics, non-steroidal anti-inflammatory agents, benzodiazepines, decongestants, and Cytochrome P450 (CYP) enzyme inducers [see Clinical Pharmacology (12.3) ]. (notice Montélukast, Interactions médicamenteuses)