Interações de Guanfacina

Guanfacina (Intuniv, Tenex), agonista alfa-adrenérgico, tem 333 interações documentadas nas bulas da FDA e nas fichas informativas que indexamos (graves: 66; moderadas: 233; leves: 33; casos em que uma bula relata não haver interação significativa: 1). Cada item abaixo cita a frase em que se baseia. Esta página de medicamento é um ponto de partida, não um veredito para a sua situação.

Interações segundo a bula

Interações graves (66)

  • ÁlcoolÁlcoolGrave

    Advise patients to avoid use with alcohol. (bula de Guanfacina, Advertências e precauções)

  • AlprazolambenzodiazepínicoGrave

    • 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. (bula de Alprazolam, Advertências e precauções)

  • Azelastina + fluticasonaanti-histamínicoGrave

    • 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. (bula de Azelastina + fluticasona, Advertências e precauções)

  • Beladona + ópioopioideGrave

    …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… (bula de Beladona + ópio, Advertência em caixa preta)

  • BuprenorfinaopioideGrave

    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. (bula de Buprenorfina, Advertência em caixa preta)

  • 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. (bula de Butalbital + ácido acetilsalicílico + cafeína + codeína, Advertência em caixa preta)

  • 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. (bula de Butalbital + paracetamol + cafeína + codeína, Advertência em caixa preta)

  • ButorfanolopioideGrave

    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. (bula de Butorfanol, Advertência em caixa preta)

  • Carbinoxaminaanti-histamínicoGrave

    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. (bula de Carbinoxamina, Advertências e precauções)

  • Cetaminadepressor do SNCGrave

    Benzodiazepines, Opioid Analgesics, or other CNS Depressants : Concomitant use may result in profound sedation, respiratory depression, coma, or death. (bula de Cetamina, Interações medicamentosas)

  • Cetirizinaanti-histamínicoGrave

    Avoid concurrent use of QUZYTTIR with alcohol or other CNS depressants because additional reduction in alertness and additional impairment of CNS performance may occur. (bula de Cetirizina, Advertências e precauções)

  • Cetoconazolantifúngico azólicoGrave

    This may potentiate and prolong hypnotic and sedative effects, especially with repeated dosing or chronic administration of these agents. (bula de Cetoconazol, Contraindicações)

  • CiprofloxacinofluoroquinolonaGrave

    Table 8: Drugs That are Affected by and Affecting Ciprofloxacin Drugs That are Affected by Ciprofloxacin Drug(s) Recommendation Comments Tizanidine Contraindicated Concomitant administration of tizanidine and ciprofloxacin is contraindicated due to the potentiation of hypotensive and sedative effects of tizanidine [see Contraindications ( 4.2 )]. (bula de Ciprofloxacino, Interações medicamentosas)

  • Clonidinaagonista alfa-adrenérgicoGrave

    Avoid use with other central nervous system (CNS) depressants ( 5.3 ) (bula de Clonidina, Advertências e precauções)

  • ClozapinaantipsicóticoGrave

    Use CLOZARIL cautiously in patients with cardiovascular or cerebrovascular disease or conditions predisposing to hypotension (e.g., dehydration, use of antihypertensive medications) [see Dosage and Administration ( 2.2 , 2.6 ), Warnings and Precautions ( 5.2 )]. (bula de Clozapina, Advertência em caixa preta)

  • CodeínaopioideGrave

    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. (bula de Codeína, Advertência em caixa preta)

  • DarunavirantirretroviralGrave

    …elbasvir/grazoprevir Lipid modifying agents: lomitapide, lovastatin, simvastatin Opioid Antagonist: naloxegol PDE-5 inhibitor: sildenafil when used for treatment of pulmonary arterial hypertension Sedatives/hypnotics: orally administered midazolam, triazolam Co-administration of PREZISTA/ritonavir is contraindicated with drugs that are highly dependent on CYP3A for clearance… (bula de Darunavir, Contraindicações)

  • Darunavir + cobicistateantirretroviralGrave

    …elbasvir/grazoprevir Lipid modifying agents: lomitapide, lovastatin, simvastatin Opioid Antagonist: naloxegol PDE-5 inhibitor: sildenafil when used for treatment of pulmonary arterial hypertension Sedatives/hypnotics: orally administered midazolam, triazolam PREZCOBIX or PREZCOBIX PED is contraindicated in patients receiving certain co-administered drugs for which altered plasma… (bula de Darunavir + cobicistate, Contraindicações)

  • 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 ). (bula de Difenoxilato + atropina, Contraindicações)

  • …Lipid-modifying Agents: lomitapide, lovastatin, simvastatin Phosphodiesterase-5 (PDE-5) Inhibitor: sildenafil when administered as REVATIO ® for the treatment of pulmonary arterial hypertension Sedative/hypnotics: triazolam, orally administered midazolam Coadministration of GENVOYA is contraindicated with drugs that: Are highly dependent on CYP3A for clearance and for which… (bula de Elvitegravir + cobicistate + entricitabina + tenofovir, Contraindicações)

  • Eptifibatidaantiagregante plaquetárioGrave

    …of active abnormal bleeding within the previous 30 days Severe hypertension (systolic blood pressure >200 mm Hg or diastolic blood pressure >110 mm Hg) not adequately controlled on antihypertensive therapy Major surgery within the preceding 6 weeks History of stroke within 30 days or any history of hemorrhagic stroke Current or planned administration of another… (bula de Eptifibatida, Contraindicações)

  • Eszopiclonasedativo-hipnóticoGrave

    The use of LUNESTA with other sedative-hypnotics at bedtime or the middle of the night is not recommended. (bula de Eszopiclona, Advertências e precauções)

  • Fenelzinainibidor da MAOGrave

    Phenelzine sulfate should not be used in combination with dextromethorphan or with CNS depressants such as alcohol and certain narcotics. (bula de Fenelzina, Contraindicações)

  • FentanilaopioideGrave

    • 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. (bula de Fentanila, Advertência em caixa preta)

  • FosamprenavirantirretroviralGrave

    …Hypericum perforatum ) Lipid modifying agents: Lomitapide, lovastatin, simvastatin Non-nucleoside reverse transcriptase inhibitor: Delavirdine PDE5 inhibitor: Sildenafil (Revatio) (for treatment of pulmonary arterial hypertension) Sedative/hypnotics: Midazolam, triazolam Hypersensitivity to fosamprenavir calcium or amprenavir (e.g., Stevens-Johnson syndrome). (bula de Fosamprenavir, Contraindicações)

  • • Hyaluronidase should not be used to enhance the absorption and dispersion of dopamine and/or alpha agonist drugs ( 7.2 ) (bula de Hialuronidase, Interações medicamentosas)

  • HidrocodonaopioideGrave

    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. (bula de Hidrocodona, Advertência em caixa preta)

  • …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;… (bula de Hidrocodona + clorfeniramina, Advertência em caixa preta)

  • …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… (bula de Hidrocodona + homatropina, Advertência em caixa preta)

  • …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,… (bula de Hidrocodona + ibuprofeno, Advertência em caixa preta)

  • 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. (bula de Hidrocodona + paracetamol, Advertência em caixa preta)

  • HidromorfonaopioideGrave

    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 . (bula de Hidromorfona, Advertência em caixa preta)

  • Hidroxizinaanti-histamínicoGrave

    Rarely, cardiac arrests and death have been reported in association with the combined use of hydroxyzine hydrochloride intramuscularly and other CNS depressants. (bula de Hidroxizina, Precauções)

  • Levocetirizinaanti-histamínicoGrave

    Avoid concurrent use of alcohol or other central nervous system depressants with XYZAL. (bula de Levocetirizina, Advertências e precauções)

  • LevorfanolopioideGrave

    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. (bula de Levorfanol, Advertência em caixa preta)

  • Lopinavir + ritonavirantirretroviralGrave

    …Non-opioid Analgesic (selective blocker of Nav1.8 sodium channels): suzetrigine PDE5 Inhibitor: sildenafil (Revatio ® ) when used for the treatment of pulmonary arterial hypertension Sedative/Hypnotics: triazolam, orally administered midazolam KALETRA is contraindicated with drugs that are potent CYP3A inducers where significantly reduced lopinavir plasma concentrations… (bula de Lopinavir + ritonavir, Contraindicações)

  • LorazepambenzodiazepínicoGrave

    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 ) (bula de Lorazepam, Advertências e precauções)

  • MetadonaopioideGrave

    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 )]. (bula de Metadona, Advertência em caixa preta)

  • Metaxalonarelaxante muscularGrave

    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. (bula de Metaxalona, Advertências e precauções)

  • Metolazonadiurético tiazídicoGrave

    Other Antihypertensive Drugs When metolazone tablets, USP, are used with other antihypertensive drugs, particular care must be taken to avoid excessive reduction of blood pressure, especially during initial therapy. (bula de Metolazona, Advertências)

  • MidazolambenzodiazepínicoGrave

    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… (bula de Midazolam, Advertência em caixa preta)

  • MinoxidilvasodilatadorGrave

    Minoxidil should be reserved for hypertensive patients who do not respond adequately to maximum therapeutic doses of a diuretic and two other antihypertensive agents. (bula de Minoxidil, Advertência em caixa preta)

  • MorfinaopioideGrave

    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. (bula de Morfina, Advertência em caixa preta)

  • NalbufinaopioideGrave

    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. (bula de Nalbufina, Advertência em caixa preta)

  • Nalmefenoantagonista opioideGrave

    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. (bula de Nalmefeno, Advertências e precauções)

  • …(selective blocker of Na v 1.8 sodium channels): suzetrigine • Opioid antagonists: naloxegol • PDE5 inhibitor: sildenafil (Revatio ® ) when used for pulmonary arterial hypertension (PAH) • Sedative/hypnotics: triazolam, oral midazolam • Serotonin receptor 1A agonist/serotonin receptor 2A antagonist: flibanserin • Vasopressin receptor antagonists: tolvaptan ➢ Drugs that… (bula de Nirmatrelvir + ritonavir, Contraindicações)

  • OliceridinaopioideGrave

    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. (bula de Oliceridina, Advertência em caixa preta)

  • Olopatadinaanti-histamínicoGrave

    • Avoid concurrent use of alcohol or other central nervous system depressants with olopatadine hydrochloride nasal solution (nasal spray) ( 5.2 ). (bula de Olopatadina, Advertências e precauções)

  • Olopatadina + mometasonaanti-histamínicoGrave

    • 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. (bula de Olopatadina + mometasona, Advertências e precauções)

  • Oxibato de sódiodepressor do SNCGrave

    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 )]. (bula de Oxibato de sódio, Advertência em caixa preta)

  • OxicodonaopioideGrave

    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. (bula de Oxicodona, Advertência em caixa preta)

  • …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… (bula de Oxicodona + paracetamol, Advertência em caixa preta)

  • OximorfonaopioideGrave

    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. (bula de Oximorfona, Advertência em caixa preta)

  • 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. (bula de Paracetamol + codeína, Advertência em caixa preta)

  • …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… (bula de Pentazocina + naloxona, Advertência em caixa preta)

  • 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. (bula de Petidina (meperidina), Advertência em caixa preta)

  • …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… (bula de Prometazina + codeína, Advertência em caixa preta)

  • RemifentanilaopioideGrave

    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. (bula de Remifentanila, Advertência em caixa preta)

  • RitonavirantirretroviralGrave

    WARNING: DRUG-DRUG INTERACTIONS LEADING TO POTENTIALLY SERIOUS AND/OR LIFE THREATENING REACTIONS Co-administration of NORVIR with several classes of drugs including sedative hypnotics, antiarrhythmics, or ergot alkaloid preparations may result in potentially serious and/or life-threatening adverse events due to possible effects of NORVIR on the hepatic metabolism… (bula de Ritonavir, Advertência em caixa preta)

  • Tadalafilainibidor da PDE5Grave

    …coadministration of an alpha-blocker and CIALIS for the treatment of BPH has not been adequately studied, and due to the potential vasodilatory effects of combined use resulting in blood pressure lowering, the combination of CIALIS and alpha-blockers is not recommended for the treatment of BPH. [see Dosage and Administration ( 2.7 ), Drug Interactions ( 7.1 ),… (bula de Tadalafila, Advertências e precauções)

  • TapentadolopioideGrave

    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. (bula de Tapentadol, Advertência em caixa preta)

  • TramadolopioideGrave

    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. (bula de Tramadol, Advertência em caixa preta)

  • 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. (bula de Tramadol + paracetamol, Advertência em caixa preta)

  • TriazolambenzodiazepínicoGrave

    • 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. (bula de Triazolam, Advertências e precauções)

  • Zaleplonasedativo-hipnóticoGrave

    The use of zaleplon with other sedative-hypnotics at bedtime or the middle of the night is not recommended (see ). (bula de Zaleplona, Advertências)

  • Zolpidemsedativo-hipnóticoGrave

    The use of Zolpidem Tartrate with other sedative-hypnotics (including other zolpidem products) at bedtime or the middle of the night is not recommended. (bula de Zolpidem, Advertências e precauções)

Interações moderadas (233)

  • Ácido mefenâmicoAINEModerada

    Intervention: During concomitant use of mefenamic acid with diuretics, observe patients for signs of worsening renal function, in addition to assuring diuretic efficacy including antihypertensive effects [see Warnings and Precautions ( 5.6 )] . (bula de Ácido mefenâmico, Interações medicamentosas)

  • AlfaepoetinaModerada

    Following initiation and titration of Epogen, approximately 25% of patients on dialysis required initiation of or increases in antihypertensive therapy; hypertensive encephalopathy and seizures have been reported in patients with CKD receiving Epogen. (bula de Alfaepoetina, Advertências e precauções)

  • AlfuzosinaalfabloqueadorModerada

    Postural hypotension/syncope: Care should be taken in patients with symptomatic hypotension or who have had a hypotensive response to other medications or are concomitantly treated with antihypertensive medication or nitrates ( 5.1 ) (bula de Alfuzosina, Advertências e precauções)

  • Alopurinolinibidor da xantina oxidaseModerada

    Inform patients also that the central nervous system depressant effects of allopurinol tablets may be additive to those of alcohol and other CNS depressants. (bula de Alopurinol, Advertências e precauções)

  • AminofilinametilxantinaModerada

    25% increase Diazepam Benzodiazepines increase CNS concentrations of adenosine, a potent CNS depressant, while theophylline blocks adenosine receptors. (bula de Aminofilina, Interações medicamentosas)

  • AmiodaronaantiarrítmicoModerada

    …Interactions: Effect of other Drugs on INTUNIV Concomitant Drug Name or Drug Class Clinical Rationale and Magnitude of Drug Interaction Clinical Recommendation Strong and moderate CYP3A4 inhibitors, e.g., ketoconazole, fluconazole Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in an increase… (bula de Guanfacina, Interações medicamentosas)

  • Amoxapinaantidepressivo tricíclicoModerada

    Amoxapine may enhance the response to alcohol and the effects of barbiturates and other CNS depressants. (bula de Amoxapina, Interações medicamentosas)

  • Anfepramona (dietilpropiona)estimulante do SNCModerada

    In these cases, high-dosage guanfacine was discontinued; concomitant stimulant use was also reported, which may potentially increase hypertensive response upon abrupt discontinuation of guanfacine. (bula de Guanfacina, Advertências e precauções)

  • Anfetaminaestimulante do SNCModerada

    In these cases, high-dosage guanfacine was discontinued; concomitant stimulant use was also reported, which may potentially increase hypertensive response upon abrupt discontinuation of guanfacine. (bula de Guanfacina, Advertências e precauções)

  • Anfetamina + dextroanfetaminaestimulante do SNCModerada

    In these cases, high-dosage guanfacine was discontinued; concomitant stimulant use was also reported, which may potentially increase hypertensive response upon abrupt discontinuation of guanfacine. (bula de Guanfacina, Advertências e precauções)

  • Aprepitantoinibidor da CYP3A4Moderada

    …Interactions: Effect of other Drugs on INTUNIV Concomitant Drug Name or Drug Class Clinical Rationale and Magnitude of Drug Interaction Clinical Recommendation Strong and moderate CYP3A4 inhibitors, e.g., ketoconazole, fluconazole Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in an increase… (bula de Guanfacina, Interações medicamentosas)

  • AripiprazolantipsicóticoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • Armodafinilaestimulante do SNCModerada

    In these cases, high-dosage guanfacine was discontinued; concomitant stimulant use was also reported, which may potentially increase hypertensive response upon abrupt discontinuation of guanfacine. (bula de Guanfacina, Advertências e precauções)

  • AsenapinaantipsicóticoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • AtazanavirantirretroviralModerada

    …Interactions: Effect of other Drugs on INTUNIV Concomitant Drug Name or Drug Class Clinical Rationale and Magnitude of Drug Interaction Clinical Recommendation Strong and moderate CYP3A4 inhibitors, e.g., ketoconazole, fluconazole Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in an increase… (bula de Guanfacina, Interações medicamentosas)

  • AtenololbetabloqueadorModerada

    Because of its relative beta 1 selectivity, however, TENORMIN may be used with caution in patients with bronchospastic disease who do not respond to, or cannot tolerate, other antihypertensive treatment. (bula de Atenolol, Advertências)

  • Atenolol + clortalidonabetabloqueadorModerada

    Because of its relative beta 1 -selectivity, however, atenolol and chlorthalidone may be used with caution in patients with bronchospastic disease who do not respond to or cannot tolerate, other antihypertensive treatment. (bula de Atenolol + clortalidona, Advertências)

  • Atomoxetinainibidor da recaptação de noradrenalinaModerada

    Antihypertensive Drugs Prevention or Management Increase the frequency of monitoring blood pressure and adjust atomoxetine oral solution dosage as clinically appropriate. (bula de Atomoxetina, Interações medicamentosas)

  • Avanafilainibidor da PDE5Moderada

    • Use of avanafil with alpha-blockers, other antihypertensives, or substantial amounts of alcohol (greater than 3 units) may lead to hypotension ( 2.3 , 5.6 , 5.7 ) (bula de Avanafila, Advertências e precauções)

  • Baclofenorelaxante muscularModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • Benazepril + hidroclorotiazidainibidor da ECAModerada

    The thiazide component of Lotensin HCT may potentiate the action of other antihypertensive drugs, especially ganglionic or peripheral adrenergic-blocking drugs. (bula de Benazepril + hidroclorotiazida, Advertências)

  • Benzfetaminaestimulante do SNCModerada

    In these cases, high-dosage guanfacine was discontinued; concomitant stimulant use was also reported, which may potentially increase hypertensive response upon abrupt discontinuation of guanfacine. (bula de Guanfacina, Advertências e precauções)

  • Sedatives/Hypnotics: midazolam (oral) triazolam ↑ midazolam (oral) ↑ triazolam Use caution when midazolam or triazolam is concomitantly administered with BIXLENVO. (bula de Bictegravir + entricitabina + tenofovir alafenamida, Interações medicamentosas)

  • BisoprololbetabloqueadorModerada

    Because of its relative beta 1 -selectivity, however, BISOPROLOL FUMARATE may be used with caution in patients with bronchospastic disease who do not respond to, or who cannot tolerate other antihypertensive treatment. (bula de Bisoprolol, Advertências)

  • Bisoprolol + hidroclorotiazidabetabloqueadorModerada

    Because of the relative beta 1 -selectivity of bisoprolol fumarate, bisoprolol fumarate and hydrochlorothiazide tablets may be used with caution in patients with bronchospastic disease who do not respond to, or who cannot tolerate other antihypertensive treatment. (bula de Bisoprolol + hidroclorotiazida, Advertências)

  • BortezomibeModerada

    Hypotension: Use caution when treating patients taking antihypertensives, with a history of syncope, or with dehydration. (bula de Bortezomibe, Advertências e precauções)

  • Bosentanaindutor da CYP3A4Moderada

    …and its plasma concentrations can be significantly affected resulting in an increase in exposure Consider dose reduction [see Dosage and administration (2.7) ] Strong and moderate CYP3A4 inducers, e.g., rifampin, efavirenz Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in a decrease in exposure… (bula de Guanfacina, Interações medicamentosas)

  • BrexpiprazolantipsicóticoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • Brimonidinaagonista alfa-adrenérgicoModerada

    Use with CNS depressants may result in an additive or potentiating effect. (bula de Brimonidina, Interações medicamentosas)

  • Brimonidina + timololagonista alfa-adrenérgicoModerada

    Use with CNS depressants may result in an additive or potentiating effect. (bula de Brimonidina + timolol, Interações medicamentosas)

  • Bromocriptinaagonista da dopaminaModerada

    Use caution in patients taking antihypertensive medications. (bula de Bromocriptina, Advertências e precauções)

  • Central Nervous System (CNS) depressants Antihistamines have additive effects with alcohol and other CNS depressants (hypnotics, sedatives, tranquilizers, antianxiety agents, etc.). Antihypertensive drugs Sympathomimetic may reduce the effects of antihypertensive drugs. (bula de Bronfeniramina + pseudoefedrina + dextrometorfano, Interações medicamentosas)

  • Bumetanidadiurético de alçaModerada

    Antihypertensives Bumetanide may potentiate the effect of various antihypertensive drugs, necessitating a reduction in the dosage of these drugs. (bula de Bumetanida, Interações medicamentosas)

  • Bupivacaínaanestésico localModerada

    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. (bula de Bupivacaína, Advertências e precauções)

  • Bupivacaína + epinefrinaanestésico localModerada

    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. (bula de Bupivacaína + epinefrina, Advertências e precauções)

  • Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • Buspironamedicamento serotoninérgicoModerada

    Triazolam/flurazepam: Coadministration of buspirone with either triazolam or flurazepam did not appear to prolong or intensify the sedative effects of either benzodiazepine. (bula de Buspirona, Interações medicamentosas)

  • Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • Butalbital + paracetamolbarbitúricoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • CarbamazepinaanticonvulsivanteModerada

    …and its plasma concentrations can be significantly affected resulting in an increase in exposure Consider dose reduction [see Dosage and administration (2.7) ] Strong and moderate CYP3A4 inducers, e.g., rifampin, efavirenz Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in a decrease in exposure… (bula de Guanfacina, Interações medicamentosas)

  • CarbidopaModerada

    Symptomatic postural hypotension has occurred when carbidopa, given with levodopa or carbidopa-levodopa combination products, was added to the treatment of a patient receiving antihypertensive drugs. (bula de Carbidopa, Interações medicamentosas)

  • Carbidopa + levodopamedicamento dopaminérgicoModerada

    Antihypertensive drugs: May cause symptomatic postural hypotension. (bula de Carbidopa + levodopa, Interações medicamentosas)

  • Carbidopa + levodopa + entacaponamedicamento dopaminérgicoModerada

    Antihypertensive Agents Symptomatic postural hypotension has occurred when carbidopa/levodopa was added to the treatment of patients receiving antihypertensive drugs. (bula de Carbidopa + levodopa + entacapona, Interações medicamentosas)

  • CariprazinaantipsicóticoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • Carisoprodolrelaxante muscularModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • CarvedilolbetabloqueadorModerada

    COREG may be used with caution, however, in patients who do not respond to, or cannot tolerate, other antihypertensive agents. (bula de Carvedilol, Advertências e precauções)

  • CelecoxibeAINEModerada

    Intervention: During concomitant use of VYSCOXA with diuretics, observe patients for signs of worsening renal function, in addition to assuring diuretic efficacy including antihypertensive effects [ see Warnings and Precautions (5.6) ]. (bula de Celecoxibe, Interações medicamentosas)

  • CenobamatoanticonvulsivanteModerada

    …Interactions: Effect of other Drugs on INTUNIV Concomitant Drug Name or Drug Class Clinical Rationale and Magnitude of Drug Interaction Clinical Recommendation Strong and moderate CYP3A4 inhibitors, e.g., ketoconazole, fluconazole Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in an increase… (bula de Guanfacina, Interações medicamentosas)

  • Ciclobenzaprinarelaxante muscularModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • CiclosporinaimunossupressorModerada

    …Interactions: Effect of other Drugs on INTUNIV Concomitant Drug Name or Drug Class Clinical Rationale and Magnitude of Drug Interaction Clinical Recommendation Strong and moderate CYP3A4 inhibitors, e.g., ketoconazole, fluconazole Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in an increase… (bula de Guanfacina, Interações medicamentosas)

  • Cimetidinabloqueador H2Moderada

    …Interactions: Effect of other Drugs on INTUNIV Concomitant Drug Name or Drug Class Clinical Rationale and Magnitude of Drug Interaction Clinical Recommendation Strong and moderate CYP3A4 inhibitors, e.g., ketoconazole, fluconazole Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in an increase… (bula de Guanfacina, Interações medicamentosas)

  • Ciproeptadinaanti-histamínicoModerada

    CNS Depressants Antihistamines may have additive effects with alcohol and other CNS depressants, e.g., hypnotics, sedatives, tranquilizers, antianxiety agents. (bula de Ciproeptadina, Advertências)

  • Claritromicinaantibiótico macrolídeoModerada

    …Interactions: Effect of other Drugs on INTUNIV Concomitant Drug Name or Drug Class Clinical Rationale and Magnitude of Drug Interaction Clinical Recommendation Strong and moderate CYP3A4 inhibitors, e.g., ketoconazole, fluconazole Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in an increase… (bula de Guanfacina, Interações medicamentosas)

  • Clemastinaanti-histamínicoModerada

    Use with CNS Depressants Clemastine has additive effects with alcohol and other CNS depressants (hypnotics, sedatives, tranquilizers, etc.). Use in Activities Requiring Mental Alertness Patients should be warned about engaging in activities requiring mental alertness such as driving a car or operating appliances, machinery, etc. (bula de Clemastina, Advertências)

  • ClobazambenzodiazepínicoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • ClonazepambenzodiazepínicoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • ClorazepatobenzodiazepínicoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • ClordiazepóxidobenzodiazepínicoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • Clordiazepóxido + clidíniobenzodiazepínicoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • Clorotiazidadiurético tiazídicoModerada

    Thiazides may add to or potentiate the action of other antihypertensive drugs. (bula de Clorotiazida, Advertências)

  • ClorpromazinaantipsicóticoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • Clortalidonadiurético tiazídicoModerada

    Effect of chlorthalidone on other drugs Chlorthalidone may add to or potentiate the action of other antihypertensive drugs. (bula de Clortalidona, Interações medicamentosas)

  • Clorzoxazonarelaxante muscularModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • Dantrolenorelaxante muscularModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • Daridorexantosedativo-hipnóticoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • Deferasiroxsuplemento de ferroModerada

    …and its plasma concentrations can be significantly affected resulting in an increase in exposure Consider dose reduction [see Dosage and administration (2.7) ] Strong and moderate CYP3A4 inducers, e.g., rifampin, efavirenz Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in a decrease in exposure… (bula de Guanfacina, Interações medicamentosas)

  • Desfluranoanestésico geralModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • Deutetrabenazinainibidor do VMAT2Moderada

    Alcohol or other sedating drugs: May have additive sedation and somnolence ( 7.5 ) (bula de Deutetrabenazina, Interações medicamentosas)

  • DexametasonacorticosteroideModerada

    …and its plasma concentrations can be significantly affected resulting in an increase in exposure Consider dose reduction [see Dosage and administration (2.7) ] Strong and moderate CYP3A4 inducers, e.g., rifampin, efavirenz Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in a decrease in exposure… (bula de Guanfacina, Interações medicamentosas)

  • Dexclorfeniraminaanti-histamínicoModerada

    Use with CNS Depressants CORPHENA Oral Solution has additive effects with alcohol and other CNS depressants (hypnotics, sedatives, tranquilizers, etc.). Use in Activities Requiring Mental Alertness Patients should be warned about engaging in activities requiring mental alertness such as driving a car or operating appliances, machinery, etc. (bula de Dexclorfeniramina, Advertências)

  • Dexmetilfenidatoestimulante do SNCModerada

    In these cases, high-dosage guanfacine was discontinued; concomitant stimulant use was also reported, which may potentially increase hypertensive response upon abrupt discontinuation of guanfacine. (bula de Guanfacina, Advertências e precauções)

  • Dextroanfetaminaestimulante do SNCModerada

    In these cases, high-dosage guanfacine was discontinued; concomitant stimulant use was also reported, which may potentially increase hypertensive response upon abrupt discontinuation of guanfacine. (bula de Guanfacina, Advertências e precauções)

  • DiazepambenzodiazepínicoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • DiclofenacoAINEModerada

    Intervention: During concomitant use of ZIPSOR with diuretics, observe patients for signs of worsening renal function, in addition to assuring diuretic efficacy including antihypertensive effects [ see Warnings and Precautions ( 5.6 ) ]. (bula de Diclofenaco, Interações medicamentosas)

  • Intervention: During concomitant use of diclofenac sodium/misoprostol with diuretics, observe patients for signs of worsening renal function, in addition to assuring diuretic efficacy including antihypertensive effects [see Warnings and Precautions (5.7) ] . (bula de Diclofenaco + misoprostol, Interações medicamentosas)

  • Difenidraminaanti-histamínicoModerada

    Drug Interactions Diphenhydramine hydrochloride has additive effects with alcohol and other CNS depressants (hypnotics, sedatives, tranquilizers, etc). (bula de Difenidramina, Interações medicamentosas)

  • Diltiazembloqueador dos canais de cálcioModerada

    …Interactions: Effect of other Drugs on INTUNIV Concomitant Drug Name or Drug Class Clinical Rationale and Magnitude of Drug Interaction Clinical Recommendation Strong and moderate CYP3A4 inhibitors, e.g., ketoconazole, fluconazole Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in an increase… (bula de Guanfacina, Interações medicamentosas)

  • Dimenidrinatoanti-histamínicoModerada

    The concomitant use of alcohol or other central nervous system depressants may have an additive effect. (bula de Dimenidrinato, Advertências)

  • Doxepinaantidepressivo tricíclicoModerada

    Although behaviors such as "sleep-driving" may occur with hypnotics alone at therapeutic doses, the use of alcohol and other CNS depressants with hypnotics appears to increase the risk of such behaviors, as does the use of hypnotics at doses exceeding the maximum recommended dose. (bula de Doxepina, Advertências e precauções)

  • DronabinolcanabinoideModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • DronedaronaantiarrítmicoModerada

    …Interactions: Effect of other Drugs on INTUNIV Concomitant Drug Name or Drug Class Clinical Rationale and Magnitude of Drug Interaction Clinical Recommendation Strong and moderate CYP3A4 inhibitors, e.g., ketoconazole, fluconazole Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in an increase… (bula de Guanfacina, Interações medicamentosas)

  • Droperidolantagonista da dopaminaModerada

    Following the administration of droperidol, the dose of other CNS depressant drugs should be reduced. (bula de Droperidol, Interações medicamentosas)

  • DuloxetinaIRSNModerada

    The risk of BP decreases may be greater in patients taking concomitant medications that induce orthostatic hypotension (such as antihypertensives) or are potent CYP1A2 inhibitors [see Drug Interactions ( 7.1 )] and in patients taking duloxetine delayed-release capsules at doses above 60 mg daily. (bula de Duloxetina, Advertências e precauções)

  • EfavirenzantirretroviralModerada

    …Interactions: Effect of other Drugs on INTUNIV Concomitant Drug Name or Drug Class Clinical Rationale and Magnitude of Drug Interaction Clinical Recommendation Strong and moderate CYP3A4 inhibitors, e.g., ketoconazole, fluconazole Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in an increase… (bula de Guanfacina, Interações medicamentosas)

  • Efavirenz + lamivudina + tenofovirantirretroviralModerada

    …Interactions: Effect of other Drugs on INTUNIV Concomitant Drug Name or Drug Class Clinical Rationale and Magnitude of Drug Interaction Clinical Recommendation Strong and moderate CYP3A4 inhibitors, e.g., ketoconazole, fluconazole Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in an increase… (bula de Guanfacina, Interações medicamentosas)

  • EluxadolinaopioideModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • Epinefrina (adrenalina)simpaticomiméticoModerada

    Epinephrine may antagonize the neuronal blockade produced by guanethidine resulting in decreased antihypertensive effect and requiring increased dosage of the latter. (bula de Epinefrina (adrenalina), Interações medicamentosas)

  • Eplerenonaantagonista da aldosteronaModerada

    The administration of other potassium-sparing antihypertensives with NSAIDs has been shown to reduce the antihypertensive effect in some patients and result in severe hyperkalemia in patients with impaired renal function. (bula de Eplerenona, Interações medicamentosas)

  • Epoprostenolanálogo de prostaglandinaModerada

    Additional reductions in blood pressure may occur when VELETRI is administered with diuretics, antihypertensive agents, or other vasodilators. (bula de Epoprostenol, Interações medicamentosas)

  • Ergotamina + cafeínaalcaloide do ergotModerada

    In these cases, high-dosage guanfacine was discontinued; concomitant stimulant use was also reported, which may potentially increase hypertensive response upon abrupt discontinuation of guanfacine. (bula de Guanfacina, Advertências e precauções)

  • Eritromicinaantibiótico macrolídeoModerada

    …Interactions: Effect of other Drugs on INTUNIV Concomitant Drug Name or Drug Class Clinical Rationale and Magnitude of Drug Interaction Clinical Recommendation Strong and moderate CYP3A4 inhibitors, e.g., ketoconazole, fluconazole Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in an increase… (bula de Guanfacina, Interações medicamentosas)

  • EslicarbazepinaanticonvulsivanteModerada

    …and its plasma concentrations can be significantly affected resulting in an increase in exposure Consider dose reduction [see Dosage and administration (2.7) ] Strong and moderate CYP3A4 inducers, e.g., rifampin, efavirenz Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in a decrease in exposure… (bula de Guanfacina, Interações medicamentosas)

  • EsmololbetabloqueadorModerada

    (See clonidine, guanfacine, and monoxide below.) BREVIBLOC should therefore be used only after careful individual assessment of the risks and expected benefits in patients receiving drugs that can cause these types of pharmacodynamic interactions, including but not limited to: Digitalis glycosides: Concomitant administration of digoxin and BREVIBLOC leads to… (bula de Esmolol, Interações medicamentosas)

  • Espironolactona + hidroclorotiazidaantagonista da aldosteronaModerada

    Thiazides may add to or potentiate the action of other antihypertensive drugs. (bula de Espironolactona + hidroclorotiazida, Advertências)

  • EstazolambenzodiazepínicoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • Etomidatoanestésico geralModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • EtravirinaantirretroviralModerada

    …and its plasma concentrations can be significantly affected resulting in an increase in exposure Consider dose reduction [see Dosage and administration (2.7) ] Strong and moderate CYP3A4 inducers, e.g., rifampin, efavirenz Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in a decrease in exposure… (bula de Guanfacina, Interações medicamentosas)

  • EverolimoimunossupressorModerada

    …Interactions: Effect of other Drugs on INTUNIV Concomitant Drug Name or Drug Class Clinical Rationale and Magnitude of Drug Interaction Clinical Recommendation Strong and moderate CYP3A4 inhibitors, e.g., ketoconazole, fluconazole Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in an increase… (bula de Guanfacina, Interações medicamentosas)

  • Fendimetrazinaestimulante do SNCModerada

    In these cases, high-dosage guanfacine was discontinued; concomitant stimulant use was also reported, which may potentially increase hypertensive response upon abrupt discontinuation of guanfacine. (bula de Guanfacina, Advertências e precauções)

  • FenilefrinadescongestionanteModerada

    …that Antagonize the Pressor Effect The increasing blood pressure effect of BIORPHEN is decreased in patients receiving: α-adrenergic antagonists Phosphodiesterase Type 5 inhibitors Mixed α- and β-receptor antagonists Calcium channel blockers, such as nifedipine Benzodiazepines ACE inhibitors Centrally acting sympatholytic agents, such as reserpine, guanfacine (bula de Fenilefrina, Interações medicamentosas)

  • FenitoínaanticonvulsivanteModerada

    …and its plasma concentrations can be significantly affected resulting in an increase in exposure Consider dose reduction [see Dosage and administration (2.7) ] Strong and moderate CYP3A4 inducers, e.g., rifampin, efavirenz Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in a decrease in exposure… (bula de Guanfacina, Interações medicamentosas)

  • FenobarbitalbarbitúricoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • FenoprofenoAINEModerada

    Intervention: During concomitant use of FENOPROFEN CALCIUM with diuretics, observe patients for signs of worsening renal function, in addition to assuring diuretic efficacy including antihypertensive effects [ see Warnings and Precautions ( 5.6 ) ]. (bula de Fenoprofeno, Interações medicamentosas)

  • Fenterminaestimulante do SNCModerada

    In these cases, high-dosage guanfacine was discontinued; concomitant stimulant use was also reported, which may potentially increase hypertensive response upon abrupt discontinuation of guanfacine. (bula de Guanfacina, Advertências e precauções)

  • Fentermina + topiramatoestimulante do SNCModerada

    In these cases, high-dosage guanfacine was discontinued; concomitant stimulant use was also reported, which may potentially increase hypertensive response upon abrupt discontinuation of guanfacine. (bula de Guanfacina, Advertências e precauções)

  • Flibanserinadepressor do SNCModerada

    Exacerbated by other CNS depressants, and in settings where flibanserin concentrations are increased. (bula de Flibanserina, Advertências e precauções)

  • Fluconazolantifúngico azólicoModerada

    …Interactions: Effect of other Drugs on INTUNIV Concomitant Drug Name or Drug Class Clinical Rationale and Magnitude of Drug Interaction Clinical Recommendation Strong and moderate CYP3A4 inhibitors, e.g., ketoconazole, fluconazole Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in an increase… (bula de Guanfacina, Interações medicamentosas)

  • FlufenazinaantipsicóticoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • FlumazenilbenzodiazepínicoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • FlurbiprofenoAINEModerada

    Intervention: During concomitant use of flurbiprofen with diuretics, observe patients for signs of worsening renal function, in addition to assuring diuretic efficacy including antihypertensive effects [ see Warnings and Precautions (5) ]. (bula de Flurbiprofeno, Interações medicamentosas)

  • Fosaprepitantoinibidor da CYP3A4Moderada

    …Interactions: Effect of other Drugs on INTUNIV Concomitant Drug Name or Drug Class Clinical Rationale and Magnitude of Drug Interaction Clinical Recommendation Strong and moderate CYP3A4 inhibitors, e.g., ketoconazole, fluconazole Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in an increase… (bula de Guanfacina, Interações medicamentosas)

  • FosfenitoínaanticonvulsivanteModerada

    …and its plasma concentrations can be significantly affected resulting in an increase in exposure Consider dose reduction [see Dosage and administration (2.7) ] Strong and moderate CYP3A4 inducers, e.g., rifampin, efavirenz Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in a decrease in exposure… (bula de Guanfacina, Interações medicamentosas)

  • Fosinopril + hidroclorotiazidainibidor da ECAModerada

    The thiazide component of fosinopril sodium and hydrochlorothiazide may potentiate the action of other antihypertensive drugs, especially ganglionic or peripheral adrenergic-blocking drugs. (bula de Fosinopril + hidroclorotiazida, Advertências)

  • Furosemidadiurético de alçaModerada

    Monitor for changes in blood pressure and adjust the dose of other antihypertensive drugs if needed. (bula de Furosemida, Interações medicamentosas)

  • GabapentinaanticonvulsivanteModerada

    When the decision is made to co-prescribe NEURONTIN with another CNS depressant, particularly an opioid, or to prescribe NEURONTIN to patients with underlying respiratory impairment, monitor patients for symptoms of respiratory depression and sedation, and consider initiating NEURONTIN at a low dose. (bula de Gabapentina, Advertências e precauções)

  • GriseofulvinaantifúngicoModerada

    …and its plasma concentrations can be significantly affected resulting in an increase in exposure Consider dose reduction [see Dosage and administration (2.7) ] Strong and moderate CYP3A4 inducers, e.g., rifampin, efavirenz Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in a decrease in exposure… (bula de Guanfacina, Interações medicamentosas)

  • HaloperidolantipsicóticoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • IbuprofenoAINEModerada

    Intervention: During concomitant use of CALDOLOR with diuretics, observe patients for signs of worsening renal function, in addition to assuring diuretic efficacy including antihypertensive effects [ see Warnings and Precautions ( 5.6 ) ]. (bula de Ibuprofeno, Interações medicamentosas)

  • Intervention: During concomitant use of ibuprofen and famotidine tablet with diuretics, observe patients for signs of worsening renal function, in addition to assuring diuretic efficacy including antihypertensive effects [see Warnings and Precautions ( 5.7 )] . (bula de Ibuprofeno + famotidina, Interações medicamentosas)

  • IloperidonaantipsicóticoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • Imatinibeinibidor da CYP3A4Moderada

    …Interactions: Effect of other Drugs on INTUNIV Concomitant Drug Name or Drug Class Clinical Rationale and Magnitude of Drug Interaction Clinical Recommendation Strong and moderate CYP3A4 inhibitors, e.g., ketoconazole, fluconazole Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in an increase… (bula de Guanfacina, Interações medicamentosas)

  • Indapamidadiurético tiazídicoModerada

    Drug Interactions Other Antihypertensives: Indapamide may add to or potentiate the action of other antihypertensive drugs. (bula de Indapamida, Interações medicamentosas)

  • IndometacinaAINEModerada

    Monitor patients to assure diuretic efficacy including antihypertensive effects ( 7 ) (bula de Indometacina, Interações medicamentosas)

  • Isofluranoanestésico geralModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • IsoniazidaantibióticoModerada

    …Interactions: Effect of other Drugs on INTUNIV Concomitant Drug Name or Drug Class Clinical Rationale and Magnitude of Drug Interaction Clinical Recommendation Strong and moderate CYP3A4 inhibitors, e.g., ketoconazole, fluconazole Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in an increase… (bula de Guanfacina, Interações medicamentosas)

  • Itraconazolantifúngico azólicoModerada

    …Interactions: Effect of other Drugs on INTUNIV Concomitant Drug Name or Drug Class Clinical Rationale and Magnitude of Drug Interaction Clinical Recommendation Strong and moderate CYP3A4 inhibitors, e.g., ketoconazole, fluconazole Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in an increase… (bula de Guanfacina, Interações medicamentosas)

  • Ivacaftorinibidor da CYP3A4Moderada

    …Interactions: Effect of other Drugs on INTUNIV Concomitant Drug Name or Drug Class Clinical Rationale and Magnitude of Drug Interaction Clinical Recommendation Strong and moderate CYP3A4 inhibitors, e.g., ketoconazole, fluconazole Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in an increase… (bula de Guanfacina, Interações medicamentosas)

  • Lemborexantosedativo-hipnóticoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • LenacapavirantirretroviralModerada

    …Interactions: Effect of other Drugs on INTUNIV Concomitant Drug Name or Drug Class Clinical Rationale and Magnitude of Drug Interaction Clinical Recommendation Strong and moderate CYP3A4 inhibitors, e.g., ketoconazole, fluconazole Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in an increase… (bula de Guanfacina, Interações medicamentosas)

  • Lidocaína + epinefrinaanestésico localModerada

    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. (bula de Lidocaína + epinefrina, Advertências e precauções)

  • Lisdexanfetaminaestimulante do SNCModerada

    In these cases, high-dosage guanfacine was discontinued; concomitant stimulant use was also reported, which may potentially increase hypertensive response upon abrupt discontinuation of guanfacine. (bula de Guanfacina, Advertências e precauções)

  • Lisinopril + hidroclorotiazidainibidor da ECAModerada

    When a diuretic is added to the therapy of a patient receiving lisinopril, an additional antihypertensive effect is usually observed (see DOSAGE AND ADMINISTRATION ). (bula de Lisinopril + hidroclorotiazida, Interações medicamentosas)

  • Lofexidinaagonista alfa-adrenérgicoModerada

    Increased Risk of CNS Depression with Concomitant use of CNS Depressant Drugs : Lofexidine tablets potentiates the CNS depressant effects of benzodiazepines and may potentiate the CNS depressant effects of alcohol, barbiturates, and other sedating drugs. (bula de Lofexidina, Advertências e precauções)

  • Lorlatinibeindutor da CYP3A4Moderada

    …and its plasma concentrations can be significantly affected resulting in an increase in exposure Consider dose reduction [see Dosage and administration (2.7) ] Strong and moderate CYP3A4 inducers, e.g., rifampin, efavirenz Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in a decrease in exposure… (bula de Guanfacina, Interações medicamentosas)

  • LoxapinaantipsicóticoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • LumateperonaantipsicóticoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • LurasidonaantipsicóticoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • Mecamilaminaanti-hipertensivoModerada

    The action of Mecamylamine HCl may be potentiated by anesthesia, other antihypertensive drugs and alcohol. (bula de Mecamilamina, Interações medicamentosas)

  • Meclizinaanti-histamínicoModerada

    • Coadministration of meclizine hydrochloride with other CNS depressants, including alcohol, may result in increased CNS depression ( 7.1 ). (bula de Meclizina, Interações medicamentosas)

  • MeloxicamAINEModerada

    Intervention: During concomitant use of QAMZOVA with diuretics, observe patients for signs of worsening renal function, in addition to assuring diuretic efficacy including antihypertensive effects [ see Warnings and Precautions ( 5.6 ) ]. (bula de Meloxicam, Interações medicamentosas)

  • Meprobamatodepressor do SNCModerada

    Additive Effects Since the effects of meprobamate and alcohol or meprobamate and other CNS depressants or psychotropic drugs may be additive,appropriate caution should be exercised with patients who take more than one of these agents simultaneously. (bula de Meprobamato, Advertências)

  • Metanfetaminaestimulante do SNCModerada

    In these cases, high-dosage guanfacine was discontinued; concomitant stimulant use was also reported, which may potentially increase hypertensive response upon abrupt discontinuation of guanfacine. (bula de Guanfacina, Advertências e precauções)

  • Metilfenidatoestimulante do SNCModerada

    In these cases, high-dosage guanfacine was discontinued; concomitant stimulant use was also reported, which may potentially increase hypertensive response upon abrupt discontinuation of guanfacine. (bula de Guanfacina, Advertências e precauções)

  • MetirosinaModerada

    Concurrent use of metyrosine with alcohol or other CNS depressants can increase their sedative effects. (bula de Metirosina, Interações medicamentosas)

  • Metocarbamolrelaxante muscularModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • MetoexitalbarbitúricoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • Mifepristonainibidor da CYP3A4Moderada

    …Interactions: Effect of other Drugs on INTUNIV Concomitant Drug Name or Drug Class Clinical Rationale and Magnitude of Drug Interaction Clinical Recommendation Strong and moderate CYP3A4 inhibitors, e.g., ketoconazole, fluconazole Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in an increase… (bula de Guanfacina, Interações medicamentosas)

  • Mirabegronaagonista beta-adrenérgicoModerada

    …Interactions: Effect of other Drugs on INTUNIV Concomitant Drug Name or Drug Class Clinical Rationale and Magnitude of Drug Interaction Clinical Recommendation Strong and moderate CYP3A4 inhibitors, e.g., ketoconazole, fluconazole Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in an increase… (bula de Guanfacina, Interações medicamentosas)

  • MirtazapinaantidepressivoModerada

    REMERON/REMERONSolTab should be used with caution in patients with known cardiovascular or cerebrovascular disease that could be exacerbated by hypotension (history of myocardial infarction, angina, or ischemic stroke) and conditions that would predispose patients to hypotension (dehydration, hypovolemia, and treatment with antihypertensive medication). (bula de Mirtazapina, Advertências e precauções)

  • Mitapivateindutor da CYP3A4Moderada

    …and its plasma concentrations can be significantly affected resulting in an increase in exposure Consider dose reduction [see Dosage and administration (2.7) ] Strong and moderate CYP3A4 inducers, e.g., rifampin, efavirenz Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in a decrease in exposure… (bula de Guanfacina, Interações medicamentosas)

  • Mitotanoindutor da CYP3A4Moderada

    …and its plasma concentrations can be significantly affected resulting in an increase in exposure Consider dose reduction [see Dosage and administration (2.7) ] Strong and moderate CYP3A4 inducers, e.g., rifampin, efavirenz Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in a decrease in exposure… (bula de Guanfacina, Interações medicamentosas)

  • Modafinilaestimulante do SNCModerada

    In these cases, high-dosage guanfacine was discontinued; concomitant stimulant use was also reported, which may potentially increase hypertensive response upon abrupt discontinuation of guanfacine. (bula de Guanfacina, Advertências e precauções)

  • Nafcilinaantibiótico da classe das penicilinasModerada

    …and its plasma concentrations can be significantly affected resulting in an increase in exposure Consider dose reduction [see Dosage and administration (2.7) ] Strong and moderate CYP3A4 inducers, e.g., rifampin, efavirenz Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in a decrease in exposure… (bula de Guanfacina, Interações medicamentosas)

  • Naloxonaantagonista opioideModerada

    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. (bula de Naloxona, Advertências e precauções)

  • Naltrexona + bupropionaantagonista opioideModerada

    …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)… (bula de Naltrexona + bupropiona, Advertências e precauções)

  • NaproxenoAINEModerada

    ( 5.3 Hepatotoxicity) Hypertension: Patients taking some antihypertensive medications may have impaired response to these therapies when taking NSAIDs. (bula de Naproxeno, Advertências e precauções)

  • Intervention : During concomitant use of naproxen and esomeprazole magnesium delayed-release tablets with diuretics, observe patients for signs of worsening renal function, in addition to assuring diuretic efficacy including antihypertensive effects [see Warnings and Precautions (5.6) ]. (bula de Naproxeno + esomeprazol, Interações medicamentosas)

  • NefazodonaantidepressivoModerada

    …Interactions: Effect of other Drugs on INTUNIV Concomitant Drug Name or Drug Class Clinical Rationale and Magnitude of Drug Interaction Clinical Recommendation Strong and moderate CYP3A4 inhibitors, e.g., ketoconazole, fluconazole Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in an increase… (bula de Guanfacina, Interações medicamentosas)

  • NevirapinaantirretroviralModerada

    …and its plasma concentrations can be significantly affected resulting in an increase in exposure Consider dose reduction [see Dosage and administration (2.7) ] Strong and moderate CYP3A4 inducers, e.g., rifampin, efavirenz Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in a decrease in exposure… (bula de Guanfacina, Interações medicamentosas)

  • Antihypertensive Therapy Niacin may potentiate the effects of ganglionic blocking agents and vasoactive drugs resulting in postural hypotension. (bula de Niacina (ácido nicotínico), Interações medicamentosas)

  • Nimodipinobloqueador dos canais de cálcio di-hidropiridínicoModerada

    Blood Pressure Lowering Drugs Nimodipine may increase the blood pressure lowering effect of concomitantly administered anti-hypertensives such as diuretics, beta-blockers, ACE inhibitors, angiotensin receptor blockers, other calcium channel blockers, α-adrenergic blockers, PDE5 inhibitors, and α-methyldopa. (bula de Nimodipino, Interações medicamentosas)

  • NitroglicerinanitratoModerada

    Antihypertensives: Possible additive hypotensive effects. (bula de Nitroglicerina, Interações medicamentosas)

  • OlanzapinaantipsicóticoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • Olanzapina + fluoxetinaantipsicóticoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • Orfenadrinarelaxante muscularModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • OxaprozinaAINEModerada

    Intervention: During concomitant use of OXAPROZIN CAPSULES with diuretics, observe patients for signs of worsening renal function, in addition to assuring diuretic efficacy including antihypertensive effects [see WARNINGS AND PRECAUTIONS (5.6) ]. (bula de Oxaprozina, Interações medicamentosas)

  • OxazepambenzodiazepínicoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • OxcarbazepinaanticonvulsivanteModerada

    …and its plasma concentrations can be significantly affected resulting in an increase in exposure Consider dose reduction [see Dosage and administration (2.7) ] Strong and moderate CYP3A4 inducers, e.g., rifampin, efavirenz Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in a decrease in exposure… (bula de Guanfacina, Interações medicamentosas)

  • Palbociclibeinibidor da CYP3A4Moderada

    …Interactions: Effect of other Drugs on INTUNIV Concomitant Drug Name or Drug Class Clinical Rationale and Magnitude of Drug Interaction Clinical Recommendation Strong and moderate CYP3A4 inhibitors, e.g., ketoconazole, fluconazole Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in an increase… (bula de Guanfacina, Interações medicamentosas)

  • PaliperidonaantipsicóticoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • • Hypertension : Patients taking some antihypertensive medications may have impaired response to these therapies when taking NSAIDs. (bula de Paracetamol + ibuprofeno, Advertências e precauções)

  • PazopanibeModerada

    Monitor blood pressure as clinically indicated and initiate and adjust antihypertensive therapy as appropriate. (bula de Pazopanibe, Advertências e precauções)

  • PentoxifilinametilxantinaModerada

    Small decreases in blood pressure have been observed in some patients treated with pentoxifylline extended-release tablets; periodic systemic blood pressure monitoring is recommended for patients receiving concomitant antihypertensive therapy. (bula de Pentoxifilina, Interações medicamentosas)

  • PerampanelanticonvulsivanteModerada

    …Interactions: Effect of other Drugs on INTUNIV Concomitant Drug Name or Drug Class Clinical Rationale and Magnitude of Drug Interaction Clinical Recommendation Strong and moderate CYP3A4 inhibitors, e.g., ketoconazole, fluconazole Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in an increase… (bula de Guanfacina, Interações medicamentosas)

  • PerfenazinaantipsicóticoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • PimavanserinaantipsicóticoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • PimozidaantipsicóticoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • PiroxicamAINEModerada

    Monitor patients to assure diuretic efficacy including antihypertensive effects (7) (bula de Piroxicam, Interações medicamentosas)

  • Posaconazolantifúngico azólicoModerada

    …Interactions: Effect of other Drugs on INTUNIV Concomitant Drug Name or Drug Class Clinical Rationale and Magnitude of Drug Interaction Clinical Recommendation Strong and moderate CYP3A4 inhibitors, e.g., ketoconazole, fluconazole Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in an increase… (bula de Guanfacina, Interações medicamentosas)

  • PrazosinaalfabloqueadorModerada

    Syncopal episodes have usually occurred within 30 to 90 minutes of the initial dose of the drug; occasionally, they have been reported in association with rapid dosage increases or the introduction of another antihypertensive drug into the regimen of a patient taking high doses of prazosin hydrochloride capsules. (bula de Prazosina, Advertências)

  • PregabalinaanticonvulsivanteModerada

    When the decision is made to co-prescribe LYRICA CR with another CNS depressant, particularly an opioid, or to prescribe LYRICA CR to patients with underlying respiratory impairment, monitor patients for symptoms of respiratory depression and sedation, and consider initiating LYRICA CR at a low dose. (bula de Pregabalina, Advertências e precauções)

  • PrimidonaanticonvulsivanteModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • ProclorperazinaantipsicóticoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • Prometazinaanti-histamínicoModerada

    The impairment may be amplified by concomitant use of other central-nervous-system depressants such as alcohol, sedatives/hypnotics (including barbiturates), narcotics, narcotic analgesics, general anesthetics, tricyclic antidepressants, and tranquilizers; therefore such agents should either be eliminated or given in reduced dosage in the presence of promethazine… (bula de Prometazina, Advertências)

  • Prometazina + dextrometorfanoanti-histamínicoModerada

    The impairment may be amplified by concomitant use of other central-nervous-system depressants such as alcohol, sedatives/hypnotics (including barbiturates), narcotics, narcotic analgesics, general anesthetics, tricyclic antidepressants, and tranquilizers; therefore such agents should either be eliminated or given in reduced dosage in the presence of promethazine… (bula de Prometazina + dextrometorfano, Advertências)

  • Propofoldepressor do SNCModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • Protriptilinaantidepressivo tricíclicoModerada

    Protriptyline may enhance the response to alcohol and the effects of barbiturates and other CNS depressants. (bula de Protriptilina, Interações medicamentosas)

  • QuetiapinaantipsicóticoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • Quinapril + hidroclorotiazidainibidor da ECAModerada

    The thiazide component of quinapril and hydrochlorothiazide tablets may potentiate the action of other antihypertensive drugs, especially ganglionic or peripheral adrenergic- blocking drugs. (bula de Quinapril + hidroclorotiazida, Advertências)

  • Ramelteonasedativo-hipnóticoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • Ranolazinamedicamento que prolonga o intervalo QTModerada

    …Interactions: Effect of other Drugs on INTUNIV Concomitant Drug Name or Drug Class Clinical Rationale and Magnitude of Drug Interaction Clinical Recommendation Strong and moderate CYP3A4 inhibitors, e.g., ketoconazole, fluconazole Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in an increase… (bula de Guanfacina, Interações medicamentosas)

  • RifabutinaantibióticoModerada

    …and its plasma concentrations can be significantly affected resulting in an increase in exposure Consider dose reduction [see Dosage and administration (2.7) ] Strong and moderate CYP3A4 inducers, e.g., rifampin, efavirenz Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in a decrease in exposure… (bula de Guanfacina, Interações medicamentosas)

  • RifampicinaantibióticoModerada

    …and its plasma concentrations can be significantly affected resulting in an increase in exposure Consider dose reduction [see Dosage and administration (2.7) ] Strong and moderate CYP3A4 inducers, e.g., rifampin, efavirenz Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in a decrease in exposure… (bula de Guanfacina, Interações medicamentosas)

  • RifapentinaantibióticoModerada

    …and its plasma concentrations can be significantly affected resulting in an increase in exposure Consider dose reduction [see Dosage and administration (2.7) ] Strong and moderate CYP3A4 inducers, e.g., rifampin, efavirenz Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in a decrease in exposure… (bula de Guanfacina, Interações medicamentosas)

  • RiociguatevasodilatadorModerada

    Consider the potential for symptomatic hypotension or ischemia in patients with hypovolemia, severe left ventricular outflow obstruction, resting hypotension, autonomic dysfunction, or concomitant treatment with antihypertensives or strong CYP and P-gp/BCRP inhibitors [see Drug Interactions (7.2) and Clinical Pharmacology (12.3) ] . (bula de Riociguate, Advertências e precauções)

  • RisperidonaantipsicóticoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • Sevofluranoanestésico geralModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • Sildenafilainibidor da PDE5Moderada

    Caution is advised when SILDENAFIL ORAL FILM is co-administered with alpha-blockers or antihypertensives. (bula de Sildenafila, Advertências e precauções)

  • SilodosinaalfabloqueadorModerada

    However, patients in the Phase 3 clinical studies taking concomitant antihypertensive medications with silodosin capsules did not experience a significant increase in the incidence of syncope, dizziness, or orthostasis. (bula de Silodosina, Advertências e precauções)

  • Solriamfetolestimulante do SNCModerada

    In these cases, high-dosage guanfacine was discontinued; concomitant stimulant use was also reported, which may potentially increase hypertensive response upon abrupt discontinuation of guanfacine. (bula de Guanfacina, Advertências e precauções)

  • SorafenibeModerada

    Consider temporary or permanent discontinuation for severe or persistent hypertension despite antihypertensive therapy. (bula de Sorafenibe, Advertências e precauções)

  • Sumatriptana + naproxenotriptanoModerada

    Monitor patients to assure diuretic efficacy including antihypertensive effects. (bula de Sumatriptana + naproxeno, Interações medicamentosas)

  • SunitinibeModerada

    Initiate and/or adjust antihypertensive therapy as appropriate. (bula de Sunitinibe, Advertências e precauções)

  • Suvorexantosedativo-hipnóticoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • Suzetriginaindutor da CYP3A4Moderada

    …and its plasma concentrations can be significantly affected resulting in an increase in exposure Consider dose reduction [see Dosage and administration (2.7) ] Strong and moderate CYP3A4 inducers, e.g., rifampin, efavirenz Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in a decrease in exposure… (bula de Guanfacina, Interações medicamentosas)

  • TacrolimoimunossupressorModerada

    • Hypertension: May require antihypertensive therapy; monitor relevant drug interactions. (bula de Tacrolimo, Advertências e precauções)

  • Tasimelteonasedativo-hipnóticoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • TemazepambenzodiazepínicoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • TeofilinametilxantinaModerada

    25% increase Diazepam Benzodiazepines increase CNS concentrations of adenosine, a potent CNS depressant, while theophylline blocks adenosine receptors. (bula de Teofilina, Interações medicamentosas)

  • TerazosinaalfabloqueadorModerada

    Risk of Hypotension with Concomitant Use of Other Antihypertensive Agents and Phospodiesterase Type 5 Inhibitors (PDE5-I): Concomitant administration of TEZRULY with antihypertensives or phosphodiesterase-5 (PDE-5) inhibitors can result in additive blood pressure lowering effects and symptomatic hypotension (5.3). (bula de Terazosina, Advertências e precauções)

  • TestosteronaandrogênioModerada

    In patients with hypertension on antihypertensive therapy, TLANDO increased the mean systolic/diastolic BP by 4.8/1.6 mm Hg from baseline. [see Adverse Reactions ( 6.1 )] . (bula de Testosterona, Advertências e precauções)

  • Tetrabenazinainibidor do VMAT2Moderada

    Alcohol or Other Sedating Drugs Concomitant use of alcohol or other sedating drugs may have additive effects and worsen sedation and somnolence [see Warnings and Precautions (5.7) ] . (bula de Tetrabenazina, Interações medicamentosas)

  • Ticagrelorantiagregante plaquetárioModerada

    …Interactions: Effect of other Drugs on INTUNIV Concomitant Drug Name or Drug Class Clinical Rationale and Magnitude of Drug Interaction Clinical Recommendation Strong and moderate CYP3A4 inhibitors, e.g., ketoconazole, fluconazole Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in an increase… (bula de Guanfacina, Interações medicamentosas)

  • TioridazinaantipsicóticoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • TiotixenoantipsicóticoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • Tizanidinarelaxante muscularModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • TopiramatoanticonvulsivanteModerada

    …and its plasma concentrations can be significantly affected resulting in an increase in exposure Consider dose reduction [see Dosage and administration (2.7) ] Strong and moderate CYP3A4 inducers, e.g., rifampin, efavirenz Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in a decrease in exposure… (bula de Guanfacina, Interações medicamentosas)

  • Tranilciprominainibidor da MAOModerada

    Excessive reduction of blood glucose (additive effect) f CNS depressant agents (including opioids, alcohol, sedatives, hypnotics) Use with caution d Increased CNS depression Dietary supplements containing sympathomimetics Contraindicated a Antidepressants including but not limited to: Other MAOIs (e.g., linezolid, intravenous methylene blue, selective MAOIs)… (bula de Tranilcipromina, Interações medicamentosas)

  • TrazodonaantidepressivoModerada

    Concomitant use with an antihypertensive may require a reduction in the dose of the antihypertensive drug. (bula de Trazodona, Advertências e precauções)

  • Triantereno + hidroclorotiazidadiurético poupador de potássioModerada

    Thiazides may add to or potentiate the action of other antihypertensive drugs. (bula de Triantereno + hidroclorotiazida, Interações medicamentosas)

  • TriexifenidilanticolinérgicoModerada

    Concurrent use of alcohol or other CNS depressants with trihexyphenidyl may cause increased sedative effects. (bula de Triexifenidil, Interações medicamentosas)

  • TrifluoperazinaantipsicóticoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • 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. (bula de Trimetobenzamida, Advertências e precauções)

  • Vardenafilainibidor da PDE5Moderada

    Vardenafil hydrochloride tablets can potentiate the hypotensive effects of nitrates, alpha- blockers, and antihypertensives. (bula de Vardenafila, Interações medicamentosas)

  • VenlafaxinaIRSNModerada

    Metoprolol: Possibly reduced blood-pressure lowering effect despite increased metoprolol plasma levels. (bula de Venlafaxina, Interações medicamentosas)

  • Verapamilbloqueador dos canais de cálcioModerada

    …Interactions: Effect of other Drugs on INTUNIV Concomitant Drug Name or Drug Class Clinical Rationale and Magnitude of Drug Interaction Clinical Recommendation Strong and moderate CYP3A4 inhibitors, e.g., ketoconazole, fluconazole Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in an increase… (bula de Guanfacina, Interações medicamentosas)

  • Voriconazolantifúngico azólicoModerada

    …Interactions: Effect of other Drugs on INTUNIV Concomitant Drug Name or Drug Class Clinical Rationale and Magnitude of Drug Interaction Clinical Recommendation Strong and moderate CYP3A4 inhibitors, e.g., ketoconazole, fluconazole Guanfacine is primarily metabolized by CYP3A4 and its plasma concentrations can be significantly affected resulting in an increase… (bula de Guanfacina, Interações medicamentosas)

  • ZiprasidonaantipsicóticoModerada

    Consider the potential for additive sedative effects with CNS depressant drugs. (bula de Guanfacina, Advertências e precauções)

  • ZonisamidaanticonvulsivanteModerada

    Patients should be carefully observed for signs of central nervous system (CNS) depression, such as somnolence and sedation, when ZONISADE is used with other drugs with sedative properties because of potential additive effects. (bula de Zonisamida, Advertências e precauções)

Menções leves (33)

  • Amitriptilinaantidepressivo tricíclicoLeve

    Guanethidine or similarly acting compounds; thyroid medication; alcohol, barbiturates and other CNS depressants; and disulfiram – see WARNINGS section. (bula de Amitriptilina, Interações medicamentosas)

  • BupropionaantidepressivoLeve

    Additional predisposing conditions include diabetes mellitus treated with oral hypoglycemic drugs or insulin, use of anorectic drugs, excessive use of alcohol, use of benzodiazepines, sedatives/hypnotics, or opiates. (bula de Bupropiona, Advertências e precauções)

  • Candesartana + hidroclorotiazidabloqueador do receptor da angiotensina II (BRA)Leve

    Most epidemiologic studies examining fetal abnormalities after exposure to antihypertensive use in the first trimester have not distinguished drugs affecting the renin-angiotensin system from other antihypertensive agents. (bula de Candesartana + hidroclorotiazida, Advertências)

  • Captoprilinibidor da ECALeve

    Most epidemiologic studies examining fetal abnormalities after exposure to antihypertensive use in the first trimester have not distinguished drugs affecting the renin-angiotensin system from other antihypertensive agents. (bula de Captopril, Advertências)

  • CetoprofenoAINELeve

    ACE-inhibitors Reports suggest that NSAIDs may diminish the antihypertensive effect of ACE-inhibitors. (bula de Cetoprofeno, Advertências e precauções)

  • CetorolacoAINELeve

    Reports suggest that NSAIDs may diminish the antihypertensive effect of ACE inhibitors and/or angiotensin II receptor antagonists. (bula de Cetorolaco, Interações medicamentosas)

  • Desipraminaantidepressivo tricíclicoLeve

    This drug is capable of blocking the antihypertensive effect of guanethidine and similarly acting compounds. (bula de Desipramina, Advertências)

  • Desogestrel + etinilestradiolanticoncepcional oralLeve

    If other contraceptive methods are not suitable, hormonal contraceptive therapy may continue combined with antihypertensive therapy. (bula de Desogestrel + etinilestradiol, Advertências)

  • DiflunisalAINELeve

    Drug Interactions ACE-inhibitors and Angiotensin II Anagonists Reports suggest that NSAIDs may diminish the antihypertensive effect of ACE-inhibitors and angiotensin II antagonists. (bula de Diflunisal, Interações medicamentosas)

  • 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. (bula de Doxapram, Advertências)

  • Doxilamina + piridoxinaanti-histamínicoLeve

    Concurrent use of alcohol and other CNS depressants (such as hypnotic sedatives and tranquilizers) with doxylamine succinate and pyridoxine hydrochloride delayed-release tablets is not recommended. (bula de Doxilamina + piridoxina, Interações medicamentosas)

  • EfedrinasimpaticomiméticoLeve

    Examples: α-adrenergic antagonists, β-adrenergic receptor antagonists, reserpine, quinidine, mephentermine Other Drug Interactions G u anethidine C linical Impact: Ephedrine may inhibit the neuron blockage produced by guanethidine, resulting in loss of antihypertensive effectiveness. (bula de Efedrina, Interações medicamentosas)

  • Most epidemiologic studies examining fetal abnormalities after exposure to antihypertensive use in the first trimester have not distinguished drugs affecting the renin-angiotensin system from other antihypertensive agents. (bula de Enalapril + hidroclorotiazida, Advertências)

  • EtodolacoAINELeve

    Drug Interactions ACE-inhibitors Reports suggest that NSAIDs may diminish the antihypertensive effect of ACE-inhibitors. (bula de Etodolaco, Interações medicamentosas)

  • Fosinoprilinibidor da ECALeve

    Most epidemiologic studies examining fetal abnormalities after exposure to antihypertensive use in the first trimester have not distinguished drugs affecting the renin-angiotensin system from other antihypertensive agents. (bula de Fosinopril, Advertências)

  • HidralazinavasodilatadorLeve

    When other potent parenteral antihypertensive drugs, such as diazoxide, are used in combination with hydralazine, patients should be continuously observed for several hours for any excessive fall in blood pressure. (bula de Hidralazina, Interações medicamentosas)

  • ACE Inhibitors FIRAZYR is a bradykinin B2 receptor antagonist and thereby has the potential to have a pharmacodynamic interaction with ACE inhibitors where FIRAZYR may attenuate the antihypertensive effect of ACE inhibitors. (bula de Icatibanto, Interações medicamentosas)

  • Isradipinobloqueador dos canais de cálcio di-hidropiridínicoLeve

    In a study in hypertensive patients, addition of isradipine to existing hydrochlorothiazide therapy did not result in any unexpected adverse effects, and isradipine had an additional antihypertensive effect. (bula de Isradipino, Interações medicamentosas)

  • Metildopaanti-hipertensivoLeve

    Drug Interactions When methyldopa is used with other antihypertensive drugs, potentiation of antihypertensive effect may occur. (bula de Metildopa, Interações medicamentosas)

  • MetoprololbetabloqueadorLeve

    Because of its relative beta 1 cardio-selectivity, however, Metoprolol Tartrate Tablets may be used in patients with bronchospastic disease who do not respond to, or cannot tolerate, other antihypertensive treatment. (bula de Metoprolol, Advertências e precauções)

  • Because of its relative beta 1 cardio-selectivity, however, metoprolol tartrate may be used in patients with bronchospastic disease who do not respond to, or cannot tolerate, other antihypertensive treatment. (bula de Metoprolol + hidroclorotiazida, Advertências e precauções)

  • MexiletinaantiarrítmicoLeve

    In a large compassionate use program mexiletine has been used concurrently with commonly employed antianginal, antihypertensive, and anticoagulant drugs without observed interactions. (bula de Mexiletina, Interações medicamentosas)

  • Moexiprilinibidor da ECALeve

    Most epidemiologic studies examining fetal abnormalities after exposure to antihypertensive use in the first trimester have not distinguished drugs affecting the renin-angiotensin system from other antihypertensive agents. (bula de Moexipril, Advertências)

  • NabumetonaAINELeve

    Drug Interactions: ACE-inhibitors: Reports suggest that NSAIDs may diminish the antihypertensive effect of ACE-inhibitors. (bula de Nabumetona, Interações medicamentosas)

  • Nisoldipinobloqueador dos canais de cálcio di-hidropiridínicoLeve

    The blood pressure effect of SULAR tended to be greater in patients on atenolol than in patients on no other antihypertensive therapy. (bula de Nisoldipino, Interações medicamentosas)

  • Nitroprusseto de sódiovasodilatadorLeve

    Hypertensive patients, and patients concomitantly receiving other antihypertensive medications, may be more sensitive to the effects of sodium nitroprusside than normal subjects. (bula de Nitroprusseto de sódio, Advertências)

  • Nortriptilinaantidepressivo tricíclicoLeve

    The antihypertensive action of guanethidine and similar agents may be blocked. (bula de Nortriptilina, Advertências)

  • OximetazolinadescongestionanteLeve

    Alpha-adrenergic agonists as a class may impact blood pressure. (bula de Oximetazolina, Advertências e precauções)

  • Quinaprilinibidor da ECALeve

    Most epidemiologic studies examining fetal abnormalities after exposure to antihypertensive use in the first trimester have not distinguished drugs affecting the renin-angiotensin system from other antihypertensive agents. (bula de Quinapril, Advertências)

  • SalsalatoAINELeve

    DRUG INTERACTIONS ACE-inhibitors Reports suggest that NSAIDs may diminish the antihypertensive effect of ACE-inhibitors. (bula de Salsalato, Interações medicamentosas)

  • SulindacoAINELeve

    Drug Interactions ACE-Inhibitors and Angiotensin II Antagonists Reports suggest that NSAIDs may diminish the antihypertensive effect of ACE-inhibitors and angiotensin II antagonists. (bula de Sulindaco, Interações medicamentosas)

  • TolmetinaAINELeve

    DRUG INTERACTIONS ACE Inhibitors: Reports suggest that NSAIDs may diminish the antihypertensive effect of ACE Inhibitors. (bula de Tolmetina, Interações medicamentosas)

  • Trandolaprilinibidor da ECALeve

    Most epidemiologic studies examining fetal abnormalities after exposure to antihypertensive use in the first trimester have not distinguished drugs affecting the renin-angiotensin system from other antihypertensive agents. (bula de Trandolapril, Advertências)

Nenhuma interação significativa relatada (1)

  • Montelucasteantagonista do receptor de leucotrienosSem interação

    …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) ]. (bula de Montelucaste, Interações medicamentosas)

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