Interações de Fenobarbital

CYP3A4 Inducers: Avoid concomitant strong CYP3A4 inducers during YONSA treatment. (bula de Abiraterona, Interações medicamentosas)

• CYP3A Inducers: Avoid co-administration with strong CYP3A inducers. (bula de Acalabrutinibe, Interações medicamentosas)

Children under the age of two years are at a considerably increased risk of developing fatal hepatotoxicity, especially those on multiple anticonvulsants, those with congenital metabolic disorders, those with severe seizure disorders accompanied by mental retardation, and those with organic brain disease. (bula de Ácido valproico, Advertência em caixa preta)

Abuse and misuse of phenobarbital commonly involve concomitant use of other drugs, alcohol, and/or illicit substances, which is associated with an increased frequency of serious adverse outcomes [see Warnings and Precaution (5.3)]. (bula de Fenobarbital, Advertência em caixa preta)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

CYP3A4 Inducers : Avoid coadministration of VIJOICE with a strong CYP3A4 inducer. (bula de Alpelisibe, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

• Simultaneous use of combined P-gp and strong CYP3A4 inducers reduces blood levels of apixaban: Avoid concomitant use. (bula de Apixabana, Interações medicamentosas)

Drug Interactions : Use with strong cytochrome P450 enzyme inducers (e.g., rifampin, phenobarbital, carbamazepine, phenytoin) is not recommended because loss of efficacy may occur ( 5.5 , 7.1 ) (bula de Apremilaste, Advertências e precauções)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

…(with or without ritonavir) with carbamazepine is contraindicated due to the risk for loss of virologic response and development of resistance [see Contraindications (4) ]. phenytoin, phenobarbital ↓ atazanavir ↓ phenytoin ↓ phenobarbital Coadministration of REYATAZ (with or without ritonavir) with phenytoin or phenobarbital is contraindicated due to the risk for… (bula de Atazanavir, Interações medicamentosas)

• 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)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

WARNING: RISKS FROM CONCOMITANT USE WITH OPIOIDS; DEPENDENCE AND WITHDRAWAL REACTIONS AFTER USE OF SEZABY FOR A LONGER DURATION THAN RECOMMENDED; and ABUSE, MISUSE AND ADDICTION WITH UNAPPROVED USE IN ADOLESCENTS AND ADULTS Risks from Concomitant Use with Opioids Concomitant use of phenobarbital products, including SEZABY, and opioids may result in profound sedation,… (bula de Fenobarbital, Advertência em caixa preta)

Concomitant administration with oxcarbazepine or phenobarbital is not recommended. (bula de Bictegravir + entricitabina + tenofovir alafenamida, Interações medicamentosas)

Strong CYP3A4 Inducers: Avoid concomitant use. (bula de Bortezomibe, Interações medicamentosas)

• Strong CYP3A Inducers: Avoid concomitant use with BOSULIF. (bula de Bosutinibe, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

WARNING: RISKS FROM CONCOMITANT USE WITH OPIOIDS; DEPENDENCE AND WITHDRAWAL REACTIONS AFTER USE OF SEZABY FOR A LONGER DURATION THAN RECOMMENDED; and ABUSE, MISUSE AND ADDICTION WITH UNAPPROVED USE IN ADOLESCENTS AND ADULTS Risks from Concomitant Use with Opioids Concomitant use of phenobarbital products, including SEZABY, and opioids may result in profound sedation,… (bula de Fenobarbital, Advertência em caixa preta)

WARNING: RISKS FROM CONCOMITANT USE WITH OPIOIDS; DEPENDENCE AND WITHDRAWAL REACTIONS AFTER USE OF SEZABY FOR A LONGER DURATION THAN RECOMMENDED; and ABUSE, MISUSE AND ADDICTION WITH UNAPPROVED USE IN ADOLESCENTS AND ADULTS Risks from Concomitant Use with Opioids Concomitant use of phenobarbital products, including SEZABY, and opioids may result in profound sedation,… (bula de Fenobarbital, Advertência em caixa preta)

Bupropion hydrochloride extended-release tablets (XL) are contraindicated in patients undergoing abrupt discontinuation of alcohol, benzodiazepines, barbiturates, and antiepileptic drugs [see Warnings and Precautions (5.3) and Drug Interactions (7.3)] . (bula de Bupropiona, Contraindicações)

SEZABY is contraindicated in patients with: acute porphyrias [see Warnings and Precautions (5.8)], or a history of hypersensitivity reaction to phenobarbital or other barbiturates [see Warnings and Precautions (5.7)] Acute porphyrias (4) (bula de Fenobarbital, Contraindicações)

WARNING: RISKS FROM CONCOMITANT USE WITH OPIOIDS; DEPENDENCE AND WITHDRAWAL REACTIONS AFTER USE OF SEZABY FOR A LONGER DURATION THAN RECOMMENDED; and ABUSE, MISUSE AND ADDICTION WITH UNAPPROVED USE IN ADOLESCENTS AND ADULTS Risks from Concomitant Use with Opioids Concomitant use of phenobarbital products, including SEZABY, and opioids may result in profound sedation,… (bula de Fenobarbital, Advertência em caixa preta)

SEZABY is contraindicated in patients with: acute porphyrias [see Warnings and Precautions (5.8)], or a history of hypersensitivity reaction to phenobarbital or other barbiturates [see Warnings and Precautions (5.7)] Acute porphyrias (4) (bula de Fenobarbital, Contraindicações)

SEZABY is contraindicated in patients with: acute porphyrias [see Warnings and Precautions (5.8)], or a history of hypersensitivity reaction to phenobarbital or other barbiturates [see Warnings and Precautions (5.7)] Acute porphyrias (4) (bula de Fenobarbital, Contraindicações)

WARNING: RISKS FROM CONCOMITANT USE WITH OPIOIDS; DEPENDENCE AND WITHDRAWAL REACTIONS AFTER USE OF SEZABY FOR A LONGER DURATION THAN RECOMMENDED; and ABUSE, MISUSE AND ADDICTION WITH UNAPPROVED USE IN ADOLESCENTS AND ADULTS Risks from Concomitant Use with Opioids Concomitant use of phenobarbital products, including SEZABY, and opioids may result in profound sedation,… (bula de Fenobarbital, Advertência em caixa preta)

WARNING: RISKS FROM CONCOMITANT USE WITH OPIOIDS; DEPENDENCE AND WITHDRAWAL REACTIONS AFTER USE OF SEZABY FOR A LONGER DURATION THAN RECOMMENDED; and ABUSE, MISUSE AND ADDICTION WITH UNAPPROVED USE IN ADOLESCENTS AND ADULTS Risks from Concomitant Use with Opioids Concomitant use of phenobarbital products, including SEZABY, and opioids may result in profound sedation,… (bula de Fenobarbital, Advertência em caixa preta)

• Coadministration with carbamazepine, oxcarbazepine, phenobarbital, phenytoin, rifampin, and rifapentine. (bula de Cabotegravir, Contraindicações)

Avoid chronic co-administration of strong CYP3A4 inducers (e.g., phenytoin, carbamazepine, rifampin, rifabutin, rifapentine, phenobarbital, St. (bula de Cabozantinibe, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

CNS Depressants The concomitant use of EQUETRO and other CNS depressants can increase the risk of respiratory depression, profound sedation, hypotension, and syncope. (bula de Carbamazepina, Interações medicamentosas)

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)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

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)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

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

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

WARNING: RISKS FROM CONCOMITANT USE WITH OPIOIDS; DEPENDENCE AND WITHDRAWAL REACTIONS AFTER USE OF SEZABY FOR A LONGER DURATION THAN RECOMMENDED; and ABUSE, MISUSE AND ADDICTION WITH UNAPPROVED USE IN ADOLESCENTS AND ADULTS Risks from Concomitant Use with Opioids Concomitant use of phenobarbital products, including SEZABY, and opioids may result in profound sedation,… (bula de Fenobarbital, Advertência em caixa preta)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

…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)

Co-administration of PREZCOBIX or PREZCOBIX PED with CYP3A inducers may lead to lower exposures of darunavir and cobicistat and potential loss of efficacy of darunavir and possible resistance. (bula de Darunavir + cobicistate, Contraindicações)

If concomitant administration of a strong CYP3A4 inducer cannot be avoided, consider a dose increase [see Dosage and Administration ( 2.3 )] . (bula de Dasatinibe, Interações medicamentosas)

Avoid use of moderate or strong CYP3A4 inducers with EMFLAZA, as they may reduce efficacy ( 7.1 ) (bula de Deflazacorte, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

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)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

Children under the age of two years are at a considerably increased risk of developing fatal hepatotoxicity, especially those on multiple anticonvulsants, those with congenital metabolic disorders, those with severe seizure disorders accompanied by mental retardation, and those with organic brain disease. (bula de Divalproato de sódio (valproato), Advertência em caixa preta)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

PIFELTRO is contraindicated when co-administered with drugs that are strong cytochrome P450 (CYP)3A enzyme inducers as significant decreases in doravirine plasma concentrations may occur, which may decrease the effectiveness of PIFELTRO [see Warnings and Precautions (5.2) , Drug Interactions (7.1) , and Clinical Pharmacology (12.3) ] . (bula de Doravirina, Contraindicações)

Central nervous system (CNS) depressants: Concurrent use with alcohol or other CNS depressants is not recommended ( 5.1 ) (bula de Doxilamina + piridoxina, Advertências e precauções)

• Avoid concomitant use of doxorubicin hydrochloride with inhibitors and inducers of CYP3A4, CYP2D6, and/or P-gp ( 7.1 ) (bula de Doxorrubicina, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

Therefore, concomitant use with strong CYP3A inducers is not recommended [see Drug Interactions (7.1) and Clinical Pharmacology (12.3) ] . (bula de Elexacaftor + tezacaftor + ivacaftor, Advertências e precauções)

WARNING: RISKS FROM CONCOMITANT USE WITH OPIOIDS; DEPENDENCE AND WITHDRAWAL REACTIONS AFTER USE OF SEZABY FOR A LONGER DURATION THAN RECOMMENDED; and ABUSE, MISUSE AND ADDICTION WITH UNAPPROVED USE IN ADOLESCENTS AND ADULTS Risks from Concomitant Use with Opioids Concomitant use of phenobarbital products, including SEZABY, and opioids may result in profound sedation,… (bula de Fenobarbital, Advertência em caixa preta)

Alpha 1-adrenoreceptor antagonist: alfuzosin Anticonvulsants: carbamazepine, phenobarbital, phenytoin Antimycobacterial: rifampin Antipsychotics: lurasidone, pimozide Ergot Derivatives: dihydroergotamine, ergotamine, methylergonovine Herbal Products: St. (bula de Elvitegravir + cobicistate + entricitabina + tenofovir, Contraindicações)

…virologic response and possible resistance to COMPLERA or to the class of NNRTIs [see Warnings and Precautions (5.7) , Drug Interactions (7) , and Clinical Pharmacology (12.3) ]: Anticonvulsants: carbamazepine, oxcarbazepine, phenobarbital, phenytoin Antimycobacterials: rifampin, rifapentine Glucocorticoid (systemic): dexamethasone (more than a single-dose)… (bula de Entricitabina + rilpivirina + tenofovir, Contraindicações)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

Etravirine should not be used in combination with carbamazepine, phenobarbital, or phenytoin as co-administration may cause significant decreases in etravirine plasma concentrations and loss of therapeutic effect of Etravirine. (bula de Etravirina, Interações medicamentosas)

IT IS NOT KNOWN WHETHER CONCOMITANT USE OF OTHER ANTIEPILEPTIC DRUGS AND/OR OTHER DRUGS AFFECT THE INCIDENCE OF HEPATIC FAILURE. (bula de Felbamato, Advertência em caixa preta)

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

SEZABY is contraindicated in patients with: acute porphyrias [see Warnings and Precautions (5.8)], or a history of hypersensitivity reaction to phenobarbital or other barbiturates [see Warnings and Precautions (5.7)] Acute porphyrias (4) (bula de Fenobarbital, Contraindicações)

WARNING: RISKS FROM CONCOMITANT USE WITH OPIOIDS; DEPENDENCE AND WITHDRAWAL REACTIONS AFTER USE OF SEZABY FOR A LONGER DURATION THAN RECOMMENDED; and ABUSE, MISUSE AND ADDICTION WITH UNAPPROVED USE IN ADOLESCENTS AND ADULTS Risks from Concomitant Use with Opioids Concomitant use of phenobarbital products, including SEZABY, and opioids may result in profound sedation,… (bula de Fenobarbital, Advertência em caixa preta)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

…spasms in the urinary tract collection system, inactivation of nerve and muscle cells after administration of drugs to relax the muscles (depolarization block after depolarizing muscle relaxants), in case of intoxication due to “irreversibly acting” cholinesterase inhibitors (drugs used to treat dementia), intoxication with phosphoric acid esters or barbiturates. (bula de Fisostigmina, Contraindicações)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

Preventing or Managing DI The concomitant use of ADDYI with CYP3A4 inducers is not recommended. (bula de Flibanserina, Interações medicamentosas)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

…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)

• Respiratory Depression: May occur with NEURONTIN when used with concomitant central nervous system (CNS) depressants, including opioids, or in the setting of underlying respiratory impairment. (bula de Gabapentina, Advertências e precauções)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

WARNING: RISKS FROM CONCOMITANT USE WITH OPIOIDS; DEPENDENCE AND WITHDRAWAL REACTIONS AFTER USE OF SEZABY FOR A LONGER DURATION THAN RECOMMENDED; and ABUSE, MISUSE AND ADDICTION WITH UNAPPROVED USE IN ADOLESCENTS AND ADULTS Risks from Concomitant Use with Opioids Concomitant use of phenobarbital products, including SEZABY, and opioids may result in profound sedation,… (bula de Fenobarbital, Advertência em caixa preta)

WARNING: RISKS FROM CONCOMITANT USE WITH OPIOIDS; DEPENDENCE AND WITHDRAWAL REACTIONS AFTER USE OF SEZABY FOR A LONGER DURATION THAN RECOMMENDED; and ABUSE, MISUSE AND ADDICTION WITH UNAPPROVED USE IN ADOLESCENTS AND ADULTS Risks from Concomitant Use with Opioids Concomitant use of phenobarbital products, including SEZABY, and opioids may result in profound sedation,… (bula de Fenobarbital, Advertência em caixa preta)

WARNING: RISKS FROM CONCOMITANT USE WITH OPIOIDS; DEPENDENCE AND WITHDRAWAL REACTIONS AFTER USE OF SEZABY FOR A LONGER DURATION THAN RECOMMENDED; and ABUSE, MISUSE AND ADDICTION WITH UNAPPROVED USE IN ADOLESCENTS AND ADULTS Risks from Concomitant Use with Opioids Concomitant use of phenobarbital products, including SEZABY, and opioids may result in profound sedation,… (bula de Fenobarbital, Advertência em caixa preta)

WARNING: RISKS FROM CONCOMITANT USE WITH OPIOIDS; DEPENDENCE AND WITHDRAWAL REACTIONS AFTER USE OF SEZABY FOR A LONGER DURATION THAN RECOMMENDED; and ABUSE, MISUSE AND ADDICTION WITH UNAPPROVED USE IN ADOLESCENTS AND ADULTS Risks from Concomitant Use with Opioids Concomitant use of phenobarbital products, including SEZABY, and opioids may result in profound sedation,… (bula de Fenobarbital, Advertência em caixa preta)

WARNING: RISKS FROM CONCOMITANT USE WITH OPIOIDS; DEPENDENCE AND WITHDRAWAL REACTIONS AFTER USE OF SEZABY FOR A LONGER DURATION THAN RECOMMENDED; and ABUSE, MISUSE AND ADDICTION WITH UNAPPROVED USE IN ADOLESCENTS AND ADULTS Risks from Concomitant Use with Opioids Concomitant use of phenobarbital products, including SEZABY, and opioids may result in profound sedation,… (bula de Fenobarbital, Advertência em caixa preta)

WARNING: RISKS FROM CONCOMITANT USE WITH OPIOIDS; DEPENDENCE AND WITHDRAWAL REACTIONS AFTER USE OF SEZABY FOR A LONGER DURATION THAN RECOMMENDED; and ABUSE, MISUSE AND ADDICTION WITH UNAPPROVED USE IN ADOLESCENTS AND ADULTS Risks from Concomitant Use with Opioids Concomitant use of phenobarbital products, including SEZABY, and opioids may result in profound sedation,… (bula de Fenobarbital, Advertência em caixa preta)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

• Strong CYP3A4 Inducers: Do not administer strong CYP3A4 inducers with CAMPTOSAR. (bula de Irinotecano, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

To avoid phenytoin intoxication, appropriate adjustment of the anticonvulsant should be made 5,6 . (bula de Isoniazida, Interações medicamentosas)

Anticonvulsants Carbamazepine Not recommended 2 weeks before, during, and 2 weeks after TOLSURA treatment. (bula de Itraconazol, Interações medicamentosas)

Avoid concomitant use of CYP3A4 inducers when using Corlanor. (bula de Ivabradina, Interações medicamentosas)

Avoid strong CYP3A4 inducers. (bula de Lapatinibe, Interações medicamentosas)

Strong CYP3A4 Inducers: Avoid coadministration of strong CYP3A4 inducers with VITRAKVI. (bula de Larotrectinibe, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

Concomitant administration of SUNLENCA with oxcarbazepine or phenobarbital is not recommended. (bula de Lenacapavir, Interações medicamentosas)

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

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

WARNING: RISKS FROM CONCOMITANT USE WITH OPIOIDS; DEPENDENCE AND WITHDRAWAL REACTIONS AFTER USE OF SEZABY FOR A LONGER DURATION THAN RECOMMENDED; and ABUSE, MISUSE AND ADDICTION WITH UNAPPROVED USE IN ADOLESCENTS AND ADULTS Risks from Concomitant Use with Opioids Concomitant use of phenobarbital products, including SEZABY, and opioids may result in profound sedation,… (bula de Fenobarbital, Advertência em caixa preta)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

KALETRA once daily in combination with carbamazepine, phenobarbital, or phenytoin is not recommended. (bula de Lopinavir + ritonavir, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

Effect of Other Drugs on LORBRENA Strong CYP3A Inducers LORBRENA is contraindicated in patients taking strong CYP3A inducers [see Contraindication (4) ] . (bula de Lorlatinibe, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

Strong CYP3A4 inducers (rifampin) reduce exposure to macitentan: avoid co-administration with OPSUMIT ( 7.1 , 12.3 ). (bula de Macitentana, Interações medicamentosas)

WARNING: RISKS FROM CONCOMITANT USE WITH OPIOIDS; DEPENDENCE AND WITHDRAWAL REACTIONS AFTER USE OF SEZABY FOR A LONGER DURATION THAN RECOMMENDED; and ABUSE, MISUSE AND ADDICTION WITH UNAPPROVED USE IN ADOLESCENTS AND ADULTS Risks from Concomitant Use with Opioids Concomitant use of phenobarbital products, including SEZABY, and opioids may result in profound sedation,… (bula de Fenobarbital, Advertência em caixa preta)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

SEZABY is contraindicated in patients with: acute porphyrias [see Warnings and Precautions (5.8)], or a history of hypersensitivity reaction to phenobarbital or other barbiturates [see Warnings and Precautions (5.7)] Acute porphyrias (4) (bula de Fenobarbital, Contraindicações)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

Avoid co-administration of mifepristone and CYP3A inducers such as rifampin, rifabutin, rifapentin, phenobarbital, phenytoin, carbamazepine, and St. (bula de Mifepristona, Interações medicamentosas)

WARNING: RISKS FROM CONCOMITANT USE WITH OPIOIDS; DEPENDENCE AND WITHDRAWAL REACTIONS AFTER USE OF SEZABY FOR A LONGER DURATION THAN RECOMMENDED; and ABUSE, MISUSE AND ADDICTION WITH UNAPPROVED USE IN ADOLESCENTS AND ADULTS Risks from Concomitant Use with Opioids Concomitant use of phenobarbital products, including SEZABY, and opioids may result in profound sedation,… (bula de Fenobarbital, Advertência em caixa preta)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

WARNING: RISKS FROM CONCOMITANT USE WITH OPIOIDS; DEPENDENCE AND WITHDRAWAL REACTIONS AFTER USE OF SEZABY FOR A LONGER DURATION THAN RECOMMENDED; and ABUSE, MISUSE AND ADDICTION WITH UNAPPROVED USE IN ADOLESCENTS AND ADULTS Risks from Concomitant Use with Opioids Concomitant use of phenobarbital products, including SEZABY, and opioids may result in profound sedation,… (bula de Fenobarbital, Advertência em caixa preta)

John's Wort) Clinical Impact Significant decrease in plasma naldemedine concentrations, which may reduce efficacy [see Clinical Pharmacology (12.3) ] Intervention Avoid use of SYMPROIC with strong CYP3A inducers. (bula de Naldemedina, Interações medicamentosas)

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)

Strong CYP3A4 inducers (e.g., rifampin) : Decreased concentrations of naloxegol; concomitant use is not recommended. (bula de Naloxegol, Interações medicamentosas)

CYP2B6 Inducers (e.g., ritonavir, lopinavir, efavirenz, carbamazepine, phenobarbital, and phenytoin) may reduce efficacy by reducing bupropion exposure, avoid concomitant use. (bula de Naltrexona + bupropiona, Interações medicamentosas)

John’s Wort reduce the bioavailability and efficacy of nifedipine; therefore nifedipine should not be used in combination with strong CYP3A inducers such as rifampin (See CONTRAINDICATIONS ). (bula de Nifedipino, Interações medicamentosas)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

…contraindicated with drugs that are primarily metabolized by CYP3A and for which elevated concentrations are associated with serious and/or life-threatening reactions and drugs that are strong CYP3A inducers where significantly reduced nirmatrelvir or ritonavir plasma concentrations may be associated with the potential for loss of virologic response and possible resistance. (bula de Nirmatrelvir + ritonavir, Contraindicações)

Counsel patients to use a back-up method or alternative method of contraception when enzyme inducers are used with COCs ( 7.1 ) -- - ---------- ------ USE IN SPECIFIC POPULATIONS---- -- -- --------- ---- Lactation: Not recommended; Lo Loestrin Fe can decrease milk production ( 8.2 ) (bula de Noretisterona + etinilestradiol, Interações medicamentosas)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

WARNING: RISKS FROM CONCOMITANT USE WITH OPIOIDS; DEPENDENCE AND WITHDRAWAL REACTIONS AFTER USE OF SEZABY FOR A LONGER DURATION THAN RECOMMENDED; and ABUSE, MISUSE AND ADDICTION WITH UNAPPROVED USE IN ADOLESCENTS AND ADULTS Risks from Concomitant Use with Opioids Concomitant use of phenobarbital products, including SEZABY, and opioids may result in profound sedation,… (bula de Fenobarbital, Advertência em caixa preta)

• 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)

• 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)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

• Central Nervous System Depression Xyrem (sodium oxybate) is a CNS depressant. (bula de Oxibato de sódio, Advertência em caixa preta)

WARNING: RISKS FROM CONCOMITANT USE WITH OPIOIDS; DEPENDENCE AND WITHDRAWAL REACTIONS AFTER USE OF SEZABY FOR A LONGER DURATION THAN RECOMMENDED; and ABUSE, MISUSE AND ADDICTION WITH UNAPPROVED USE IN ADOLESCENTS AND ADULTS Risks from Concomitant Use with Opioids Concomitant use of phenobarbital products, including SEZABY, and opioids may result in profound sedation,… (bula de Fenobarbital, Advertência em caixa preta)

WARNING: RISKS FROM CONCOMITANT USE WITH OPIOIDS; DEPENDENCE AND WITHDRAWAL REACTIONS AFTER USE OF SEZABY FOR A LONGER DURATION THAN RECOMMENDED; and ABUSE, MISUSE AND ADDICTION WITH UNAPPROVED USE IN ADOLESCENTS AND ADULTS Risks from Concomitant Use with Opioids Concomitant use of phenobarbital products, including SEZABY, and opioids may result in profound sedation,… (bula de Fenobarbital, Advertência em caixa preta)

WARNING: RISKS FROM CONCOMITANT USE WITH OPIOIDS; DEPENDENCE AND WITHDRAWAL REACTIONS AFTER USE OF SEZABY FOR A LONGER DURATION THAN RECOMMENDED; and ABUSE, MISUSE AND ADDICTION WITH UNAPPROVED USE IN ADOLESCENTS AND ADULTS Risks from Concomitant Use with Opioids Concomitant use of phenobarbital products, including SEZABY, and opioids may result in profound sedation,… (bula de Fenobarbital, Advertência em caixa preta)

• CYP3A Inducers: Avoid concurrent use of IBRANCE with strong CYP3A inducers. (bula de Palbociclibe, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

WARNING: RISKS FROM CONCOMITANT USE WITH OPIOIDS; DEPENDENCE AND WITHDRAWAL REACTIONS AFTER USE OF SEZABY FOR A LONGER DURATION THAN RECOMMENDED; and ABUSE, MISUSE AND ADDICTION WITH UNAPPROVED USE IN ADOLESCENTS AND ADULTS Risks from Concomitant Use with Opioids Concomitant use of phenobarbital products, including SEZABY, and opioids may result in profound sedation,… (bula de Fenobarbital, Advertência em caixa preta)

VOTRIENT is not recommended if chronic use of strong CYP3A4 inducers cannot be avoided. (bula de Pazopanibe, Interações medicamentosas)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

WARNING: RISKS FROM CONCOMITANT USE WITH OPIOIDS; DEPENDENCE AND WITHDRAWAL REACTIONS AFTER USE OF SEZABY FOR A LONGER DURATION THAN RECOMMENDED; and ABUSE, MISUSE AND ADDICTION WITH UNAPPROVED USE IN ADOLESCENTS AND ADULTS Risks from Concomitant Use with Opioids Concomitant use of phenobarbital products, including SEZABY, and opioids may result in profound sedation,… (bula de Fenobarbital, Advertência em caixa preta)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

WARNING: RISKS FROM CONCOMITANT USE WITH OPIOIDS; DEPENDENCE AND WITHDRAWAL REACTIONS AFTER USE OF SEZABY FOR A LONGER DURATION THAN RECOMMENDED; and ABUSE, MISUSE AND ADDICTION WITH UNAPPROVED USE IN ADOLESCENTS AND ADULTS Risks from Concomitant Use with Opioids Concomitant use of phenobarbital products, including SEZABY, and opioids may result in profound sedation,… (bula de Fenobarbital, Advertência em caixa preta)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

• Patients taking strong Cytochrome P450 3A enzyme (CYP3A) inducers, such as rifampin, [see Warnings and Precautions ( 5.6 ) and Drug Interactions ( 7.1 , 7.2 )] . (bula de Praziquantel, Contraindicações)

• Respiratory Depression : May occur with LYRICA when used with concomitant CNS depressants or in the setting of underlying respiratory impairment. (bula de Pregabalina, Advertências e precauções)

SEZABY is contraindicated in patients with: acute porphyrias [see Warnings and Precautions (5.8)], or a history of hypersensitivity reaction to phenobarbital or other barbiturates [see Warnings and Precautions (5.7)] Acute porphyrias (4) (bula de Fenobarbital, Contraindicações)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

WARNING: RISKS FROM CONCOMITANT USE WITH OPIOIDS; DEPENDENCE AND WITHDRAWAL REACTIONS AFTER USE OF SEZABY FOR A LONGER DURATION THAN RECOMMENDED; and ABUSE, MISUSE AND ADDICTION WITH UNAPPROVED USE IN ADOLESCENTS AND ADULTS Risks from Concomitant Use with Opioids Concomitant use of phenobarbital products, including SEZABY, and opioids may result in profound sedation,… (bula de Fenobarbital, Advertência em caixa preta)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

WARNING: RISKS FROM CONCOMITANT USE WITH OPIOIDS; DEPENDENCE AND WITHDRAWAL REACTIONS AFTER USE OF SEZABY FOR A LONGER DURATION THAN RECOMMENDED; and ABUSE, MISUSE AND ADDICTION WITH UNAPPROVED USE IN ADOLESCENTS AND ADULTS Risks from Concomitant Use with Opioids Concomitant use of phenobarbital products, including SEZABY, and opioids may result in profound sedation,… (bula de Fenobarbital, Advertência em caixa preta)

Table 2: Drugs That are Contraindicated with EDURANT and EDURANT PED Drug Class Contraindicated Drugs in Class Clinical Comment Anticonvulsants Carbamazepine Oxcarbazepine Phenobarbital Phenytoin Potential for significant decreases in rilpivirine plasma concentrations due to CYP3A enzyme induction, which may result in loss of virologic response. (bula de Rilpivirina, Contraindicações)

• Strong and Moderate CYP3A Inducers: Avoid concomitant administration. (bula de Rimegepanto, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

• Certain CYP3A inducers: Coadministration with strong inducers of CYP3A is not recommended. (bula de Ritlecitinibe, Interações medicamentosas)

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)

Avoid concomitant use of XARELTO with drugs that are known combined P-gp and strong CYP3A inducers [see Drug Interactions (7.3) ] . (bula de Rivaroxabana, Advertências e precauções)

Therefore the use of strong cytochrome P450 inducers (e.g., rifampicin, phenobarbital, carbamazepine, and phenytoin) with DALIRESP is not recommended [see Warnings and Precautions (5.4) and Clinical Pharmacology (12.3) ]. (bula de Roflumilaste, Interações medicamentosas)

Intervention: Avoid the use of VARUBI in patients who require chronic administration of strong CYP3A4 inducers. (bula de Rolapitanto, Interações medicamentosas)

• Avoid use with rifampin and strong CYP3A4 inducers ( 7.3 ). (bula de Romidepsina, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

Interaction with Strong Inhibitors and Inducers of CYP3A4 and/or P-gp Avoid concomitant use of sirolimus with strong inhibitors of CYP3A4 and/or P-gp (such as ketoconazole, voriconazole, itraconazole, erythromycin, telithromycin, or clarithromycin) or strong inducers of CYP3A4 and/or P-gp (such as rifampin or rifabutin) [ see Drug Interactions (7.2) ]. (bula de Sirolimo, Advertências e precauções)

Anticonvulsants: carbamazepine phenytoin phenobarbital ↓ sofosbuvir ↓ velpatasvir ↓ voxilaprevir Coadministration is not recommended. (bula de Sofosbuvir + velpatasvir, Interações medicamentosas)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

• Strong CYP3A Inducers: Avoid strong CYP3A4 inducers. (bula de Sorafenibe, Interações medicamentosas)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

WARNING: RISKS FROM CONCOMITANT USE WITH OPIOIDS; DEPENDENCE AND WITHDRAWAL REACTIONS AFTER USE OF SEZABY FOR A LONGER DURATION THAN RECOMMENDED; and ABUSE, MISUSE AND ADDICTION WITH UNAPPROVED USE IN ADOLESCENTS AND ADULTS Risks from Concomitant Use with Opioids Concomitant use of phenobarbital products, including SEZABY, and opioids may result in profound sedation,… (bula de Fenobarbital, Advertência em caixa preta)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

• Avoid use with strong CYP3A inhibitors or CYP3A inducers. (bula de Ticagrelor, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

Avoid co-administration of strong CYP3A4 inhibitors (e.g., itraconazole, clarithromycin, ritonavir) and strong CYP3A4 inducers (e.g., rifampin, phenytoin) with TEPADINA due to the potential effects on efficacy and toxicity [see Clinical Pharmacology ( 12.3 ) ] . (bula de Tiotepa, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

Avoid concomitant use of SAMSCA with strong CYP3A inducers. (bula de Tolvaptana, Interações medicamentosas)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

CYP3A inducers: Avoid concomitant strong CYP3A inducers ( 7.1 ) (bula de Trabectedina, Interações medicamentosas)

WARNING: RISKS FROM CONCOMITANT USE WITH OPIOIDS; DEPENDENCE AND WITHDRAWAL REACTIONS AFTER USE OF SEZABY FOR A LONGER DURATION THAN RECOMMENDED; and ABUSE, MISUSE AND ADDICTION WITH UNAPPROVED USE IN ADOLESCENTS AND ADULTS Risks from Concomitant Use with Opioids Concomitant use of phenobarbital products, including SEZABY, and opioids may result in profound sedation,… (bula de Fenobarbital, Advertência em caixa preta)

WARNING: RISKS FROM CONCOMITANT USE WITH OPIOIDS; DEPENDENCE AND WITHDRAWAL REACTIONS AFTER USE OF SEZABY FOR A LONGER DURATION THAN RECOMMENDED; and ABUSE, MISUSE AND ADDICTION WITH UNAPPROVED USE IN ADOLESCENTS AND ADULTS Risks from Concomitant Use with Opioids Concomitant use of phenobarbital products, including SEZABY, and opioids may result in profound sedation,… (bula de Fenobarbital, Advertência em caixa preta)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

Avoid concomitant use with strong CYP3A inducers if possible. (bula de Tretinoína, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

Strong CYP3A4 Inducers: Should be avoided as concomitant use will result in reduction of ubrogepant exposure. (bula de Ubrogepanto, Interações medicamentosas)

Ella should not be administered with CYP3A4 inducers [see Drug interactions (7.1) and Clinical Pharmacology (12.3) ] . (bula de Ulipristal, Advertências e precauções)

Strong CYP3A4 Inducers : Coadministration of RINVOQ/RINVOQ LQ with strong CYP3A4 inducers is not recommended. (bula de Upadacitinibe, Interações medicamentosas)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

Strong CYP3A Inducers : Avoid concomitant use with strong CYP3A inducers. (bula de Vepdegestranto, Interações medicamentosas)

Drugs that Prolong the QT Interval : Avoid concomitant use. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

CNS depressants: Closely monitor for sedation and respiratory depression. (bula de Fenobarbital, Interações medicamentosas)

By decreasing the gastrointestinal absorption of primidone, acetazolamide may decrease serum concentrations of primidone and its metabolites, with a consequent possible decrease in anticonvulsant effect. (bula de Acetazolamida, Interações medicamentosas)

Anticonvulsants Salicylic acid can displace protein-bound phenytoin and valproic acid, leading to a decrease in the total concentration of phenytoin and an increase in serum valproic acid levels. (bula de Ácido acetilsalicílico + dipiridamol, Interações medicamentosas)

Esses medicamentos antiepilépticos reduzem os níveis de folato, e os suplementos de ácido fólico podem, por sua vez, reduzir os níveis do medicamento no sangue. (NIH Office of Dietary Supplements, Folate)

Risk of Neurologic Symptoms: Neurocysticercosis patients may experience cerebral hypertensive episodes, seizures or focal neurologic deficits after initiation of therapy; begin appropriate steroid and anticonvulsant therapy. (bula de Albendazol, Advertências e precauções)

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)

30% increase Phenobarbital (PB) Similar to aminoglutethimide. (bula de Aminofilina, Interações medicamentosas)

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

Blood pressure should be closely monitored when amlodipine is co-administered with CYP3A inducers. (bula de Anlodipino, Interações medicamentosas)

Blood pressure should be closely monitored when amlodipine is co-administered with CYP3A inducers. (bula de Anlodipino + atorvastatina, Interações medicamentosas)

Blood pressure should be monitored when amlodipine is coadministered with CYP3A4 inducers (e.g. rifampicin, St. (bula de Anlodipino + benazepril, Interações medicamentosas)

Blood pressure should be closely monitored when amlodipine is co-administered with CYP3A inducers. (bula de Anlodipino + olmesartana, Interações medicamentosas)

Blood pressure should be closely monitored when amlodipine is coadministered with CYP3A inducers (e.g. rifampicin, St. (bula de Anlodipino + valsartana, Interações medicamentosas)

…cyclophosphamide, flutamide, hydroxyurea, ifosfamide, rasburicase Antibiotics dapsone, nitrofurantoin, para-aminosalicylic acid, sulfonamides Antimalarials chloroquine, primaquine Anticonvulsants phenobarbital, phenytoin, sodium valproate Other drugs acetaminophen, metoclopramide, quinine, sulfasalazine Monoamine Oxidase Inhibitors, Nonselective Beta-Adrenergic… (bula de Articaína + epinefrina, Interações medicamentosas)

CYP3A4/5 Inducers Co-administration of rifampin, a strong inducer of CYP3A4/5, reduced the plasma exposure of axitinib in healthy volunteers. (bula de Axitinibe, Interações medicamentosas)

Patients with major risk factors for decreased bone mineral content, such as prolonged immobilization, family history of osteoporosis, or chronic use of drugs that can reduce bone mass (e.g., anticonvulsants and corticosteroids) should be monitored and treated with established standards of care. (bula de Beclometasona, Advertências e precauções)

Alcohol, barbiturates or narcotics: Concomitant administration of thiazide diuretics with alcohol, barbiturates, or narcotics may potentiate orthostatic hypotension. (bula de Benazepril + hidroclorotiazida, Interações medicamentosas)

Clinically Significant Interactions with Bexagliflozin Tablets UGT Enzyme Inducers Clinical Impact UGT Enzyme Inducers may significantly reduce exposure to bexagliflozin and lead to a decreased efficacy [ see Clinical Pharmacology ( 12.3 )]. (bula de Bexagliflozina, Interações medicamentosas)

Alcohol, barbiturates, or narcotics - potentiation of orthostatic hypotension may occur. (bula de Bisoprolol + hidroclorotiazida, Precauções)

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

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

Therefore, potent inhibitors or inducers of CYP3A4 may increase or reduce the circulating levels of CYCLOSET, respectively. (bula de Bromocriptina, Interações medicamentosas)

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)

Patients with major risk factors for decreased bone mineral content, such as prolonged immobilization, family history of osteoporosis, post menopausal status, tobacco use, advance age, poor nutrition, or chronic use of drugs that can reduce bone mass (e.g., anticonvulsants, oral corticosteroids) should be monitored and treated with established standards of care. (bula de Budesonida, Advertências e precauções)

Patients with major risk factors for decreased bone mineral content, such as prolonged immobilization, family history of osteoporosis, postmenopausal status, tobacco use, advanced age, poor nutrition, or chronic use of drugs that can reduce bone mass (e.g., anticonvulsants, oral corticosteroids) should be monitored and treated with established standards of care. (bula de Budesonida + formoterol, Advertências e precauções)

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)

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)

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)

Phenytoin/Phenobarbital The coadministration of phenytoin or phenobarbital will not affect plasma concentrations of calcitriol, but may reduce endogenous plasma levels of 25(OH)D 3 by accelerating metabolism. (bula de Calcitriol, Interações medicamentosas)

Examples: Rifampin, phenytoin, phenobarbital, ritonavir Insulin or Insulin Secretagogues Clinical Impact: The risk of hypoglycemia is increased when INVOKANA is used concomitantly with insulin secretagogues (e.g., sulfonylurea) or insulin. (bula de Canagliflozina, Interações medicamentosas)

Interactions with Hydrochlorothiazide Alcohol, barbiturates, or narcotics − Potentiation of orthostatic hypotension may occur. (bula de Candesartana + hidroclorotiazida, Interações medicamentosas)

Consider alternative drugs to phenobarbital. (bula de Carmustina, Interações medicamentosas)

Inducers of Hepatic CYP Enzymes Rifampin : Rifampin is a potent CYP3A4 inducer and concomitant administration with caspofungin acetate for injection is expected to reduce the plasma concentrations of caspofungin acetate for injection. (bula de Caspofungina, Interações medicamentosas)

Phenobarbital and Clobazam: Reduce dosage as needed when used concomitantly with XCOPRI. (bula de Cenobamato, Interações medicamentosas)

Patients with major risk factors for decreased bone mineral content, such as prolonged immobilization, family history of osteoporosis, or chronic use of drugs that can reduce bone mass (e.g., anticonvulsants and oral corticosteroids) should be monitored and treated with established standards of care. (bula de Ciclesonida, Advertências e precauções)

John’s Wort rifampin oxcarbazepine octreotide phenobarbital orlistat phenytoin sulfinpyrazone terbinafine ticlopidine Bosentan Coadministration of bosentan (250 to 1000 mg every 12 hours based on tolerability) and cyclosporine (300 mg every 12 hours for 2 days then dosing to achieve a C min of 200 to 250 ng/mL) for 7 days in healthy subjects resulted in decreases… (bula de Ciclosporina, Interações medicamentosas)

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

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)

Inducers of CYP3A4 and CYP3A5 Inducers of CYP3A4 and/or CYP3A5 may reduce plasma concentrations of clindamycin. (bula de Clindamicina, Interações medicamentosas)

Administration of CMI has been reported to increase the plasma levels of phenobarbital, if given concomitantly ( see CLINICAL PHARMACOLOGY, Interactions ). (bula de Clomipramina, Interações medicamentosas)

…procaine, ropivacaine, tetracaine Antineoplastic agents cyclophosphamide, flutamide, hydroxyurea, ifosfamide, rasburicase Antibiotics dapsone, nitrofurantoin, para-aminosalicylic acid, sulfonamides Antimalarials chloroquine, primaquine Anticonvulsants Phenobarbital, phenytoin, sodium valproate Other drugs acetaminophen, metoclopramide, quinine, sulfasalazine (bula de Cloroprocaína, Precauções)

Alcohol, Barbiturates, or Narcotics - potentiation of orthostatic hypotension may occur. (bula de Clorotiazida, Interações medicamentosas)

Drug Interactions Cholestyramine for Oral Suspension USP may delay or reduce the absorption of concomitant oral medication such as phenylbutazone, warfarin, thiazide diuretics (acidic), or propranolol (basic), as well as tetracycline, penicillin G, phenobarbital, thyroid and thyroxine preparations, estrogens and progestins, and digitalis. (bula de Colestiramina, Interações medicamentosas)

The concomitant use of Exjade with potent UGT inducers (e.g., rifampicin, phenytoin, phenobarbital, ritonavir) may result in a decrease in Exjade efficacy due to a possible decrease in deferasirox concentration. (bula de Deferasirox, Interações medicamentosas)

Some drugs or herbal products that may decrease the effectiveness of hormonal contraceptives include phenytoin, barbiturates, carbamazepine, bosentan, felbamate, griseofulvin, oxcarbazepine, rifampicin, topiramate, rifabutin, rufinamide, aprepitant, and products containing St. (bula de Desogestrel + etinilestradiol, Interações medicamentosas)

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)

Clinically Relevant Interactions Affecting DEXILANT When Coadministered with Other Drugs and Substances CYP2C19 or CYP3A4 Inducers Clinical Impact: Decreased exposure of dexlansoprazole when used concomitantly with strong inducers [see Clinical Pharmacology (12.3) ] . (bula de Dexlansoprazol, Interações medicamentosas)

Exercise caution when prescribing ZIPSOR with concomitant drugs that are known to be potentially hepatotoxic (e.g., acetaminophen, antibiotics, antiepileptics). (bula de Diclofenaco, Advertências e precauções)

Exercise caution when prescribing diclofenac sodium/misoprostol with concomitant drugs that are known to be potentially hepatotoxic (e.g., antibiotics, anti-epileptics). (bula de Diclofenaco + misoprostol, Advertências e precauções)

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

MOTOFEN ® may potentiate the action of barbiturates, tranquilizers, narcotics, and alcohol. (bula de Difenoxina + atropina, Interações medicamentosas)

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

Potential additive effects when used in combination with CNS depressants or sedating antihistamines. (bula de Doxepina, Advertências e precauções)

Examples Glutethimide and phenobarbital Intervention If a patient initiates or discontinues therapy with an enzyme inducer, dose adjustment of doxercalciferol may be necessary. (bula de Doxercalciferol, Interações medicamentosas)

Barbiturates, carbamazepine and phenytoin decrease the half-life of doxycycline. (bula de Doxiciclina, Interações medicamentosas)

Some drugs or herbal products that may decrease the effectiveness of hormonal contraceptives include phenytoin, barbiturates, carbamazepine, bosentan, felbamate, griseofulvin, oxcarbazepine, rifampin, topiramate and products containing St. (bula de Drospirenona + etinilestradiol, Interações medicamentosas)

Potential for Other Drugs to Affect Efavirenz Drugs that induce CYP3A activity (e.g., phenobarbital, rifampin, rifabutin) would be expected to increase the clearance of efavirenz resulting in lowered plasma concentrations [ see Dosage and Administration ( 2.2 ) ]. (bula de Efavirenz, Interações medicamentosas)

Drugs that induce CYP3A activity (e.g., phenobarbital, rifampin, rifabutin) would be expected to increase the clearance of EFV resulting in lowered plasma concentrations. (bula de Efavirenz + lamivudina + tenofovir, Interações medicamentosas)

Hydrochlorothiazide When administered concurrently the following drugs may interact with thiazide diuretics: Alcohol, barbiturates, or narcotics Potentiation of orthostatic hypotension may occur. (bula de Enalapril + hidroclorotiazida, Interações medicamentosas)

Other Agents Anticonvulsants: carbamazepine oxcarbazepine phenobarbital phenytoin ↓ TAF Consider alternative anticonvulsant. (bula de Entricitabina + tenofovir, Interações medicamentosas)

CYP3A4 Inducers Pre-treatment with a CYP3A4 inducer prior to erlotinib decreased erlotinib exposure [see Clinical Pharmacology (12.3) ]. (bula de Erlotinibe, Interações medicamentosas)

If focal tremors, myoclonus, or seizures occur, patients should be evaluated neurologically, placed on anticonvulsant therapy if not already instituted, and the dosage of INVANZ re-examined to determine whether it should be decreased or discontinued. (bula de Ertapeném, Advertências e precauções)

Weigh this potential risk against the benefits before prescribing TRANSDERM SCŌP to patients with a history of seizures, including those receiving anti-epileptic medication or who have risk factors that can lower the seizure threshold. (bula de Escopolamina, Advertências e precauções)

Phenobarbital or Primidone: Higher dosage of APTIOM may be necessary. (bula de Eslicarbazepina, Interações medicamentosas)

Table 4: Clinically Relevant Interactions Affecting Esomeprazole When Co-Administered with Other Drugs CYP2C19 or CYP3A4 Inducers Clinical Impact: Decreased exposure of esomeprazole when used concomitantly with strong inducers [see Clinical Pharmacology (12.3) ]. (bula de Esomeprazol, Interações medicamentosas)

Alcohol, barbiturates, or narcotics: Potentiation of orthostatic hypotension may occur. (bula de Espironolactona + hidroclorotiazida, Interações medicamentosas)

John's Wort preparations (Hypericum perforatum), phenobarbital, carbamazepine, and rifampin may reduce plasma concentrations of estrogens, possibly resulting in a decrease in therapeutic effects and/or changes in the uterine bleeding profile. (bula de Estradiol, Interações medicamentosas)

Women who take medications that are strong CYP3A4 inducers should not choose Natazia as their oral contraceptive while using these inducers and for at least 28 days after discontinuation of these inducers due to the possibility of increased breakthrough bleeding and/or decreased contraceptive efficacy. (bula de Estradiol + dienogeste, Interações medicamentosas)

John's wort ( Hypericum perforatum ) preparations, phenobarbital, carbamazepine, and rifampin may reduce plasma concentrations of estrogens, possibly resulting in a decrease in therapeutic effects and/or changes in the uterine bleeding profile. (bula de Estradiol + noretisterona, Interações medicamentosas)

John's Wort (Hypericum perforatum) preparations, phenobarbital, carbamazepine, and rifampin, may reduce plasma concentrations of some estrogens, possibly resulting in a decrease in therapeutic effects and/or changes in the uterine bleeding profile. (bula de Estrogênios conjugados + bazedoxifeno, Interações medicamentosas)

Some drugs or herbal products that may decrease the effectiveness of hormonal contraceptives include: phenytoin, barbiturates, carbamazepine, bosentan, felbamate, griseofulvin, oxcarbazepine, rifampicin, topiramate, rifabutin, rufinamide, aprepitant, and products containing St. (bula de Etonogestrel + etinilestradiol, Interações medicamentosas)

Strong CYP3A inducer and P-gp inducer : Increase the dosage as recommended. (bula de Everolimo, Interações medicamentosas)

Strong CYP 3A4 inducers: Concomitant use of strong CYP 3A4 inducers decreases exemestane exposure. (bula de Exemestano, Interações medicamentosas)

Anticonvulsants - In a pharmacokinetic study, maximum plasma concentrations of felodipine were considerably lower in epileptic patients on long-term anticonvulsant therapy (e.g., phenytoin, carbamazepine, or phenobarbital) than in healthy volunteers. (bula de Felodipino, Interações medicamentosas)

Additionally, consider alternatives to structurally similar drugs such as carboxamides (e.g., carbamazepine) and hydantoins (e.g., phenytoin) in these same patients. (bula de Fenobarbital, Advertências e precauções)

Intervention: When phenobarbital is added to or withdrawn from treatment, dosage adjustment of FENOPROFEN CALCIUM may be required. (bula de Fenoprofeno, Interações medicamentosas)

The concomitant use of alcohol or central nervous system (CNS) depressant drugs with phentermine and topiramate extended-release capsules may potentiate CNS depression or other centrally mediated effects of these agents, such as dizziness, cognitive adverse reactions, drowsiness, light-headedness, impaired coordination, and somnolence. (bula de Fentermina + topiramato, Advertências e precauções)

CYP3A4 Inducers No dosing adjustments are recommended in the presence of CYP3A4 inducers, such as rifampin and carbamazepine. (bula de Fesoterodina, Interações medicamentosas)

Barbiturates, phenytoin, or rifampin —increased metabolic clearance of fludrocortisone acetate because of the induction of hepatic enzymes. (bula de Fludrocortisona, Interações medicamentosas)

Patients with major risk factors for decreased bone mineral content, such as prolonged immobilization, family history of osteoporosis, postmenopausal status, tobacco use, advanced age, poor nutrition, or chronic use of drugs that can reduce bone mass (e.g., anticonvulsants, oral corticosteroids), should be monitored and treated with established standards of care. (bula de Fluticasona, Advertências e precauções)

Patients with major risk factors for decreased bone mineral content, such as prolonged immobilization, family history of osteoporosis, or chronic use of drugs that can reduce bone mass (e.g., anticonvulsants, oral corticosteroids) should be monitored and treated with established standards of care. (bula de Fluticasona + salmeterol, Advertências e precauções)

Effects of VYKOURA on Other Drugs Certain Antiepileptic Drugs Increase monitoring for seizure activity in patients taking certain concomitant antiepileptic drugs. (bula de Folinato de cálcio (leucovorina), Interações medicamentosas)

CYP3A4 Interactions: Fosaprepitant is a weak inhibitor of CYP3A4, and aprepitant, the active moiety, is a substrate, inhibitor, and inducer of CYP3A4; see Full Prescribing Information for recommendations regarding contraindications, risk of adverse reactions, and dosage adjustment of FOCINVEZ and concomitant drugs. (bula de Fosaprepitanto, Advertências e precauções)

John's wort may vary widely based on preparation. theophylline Drugs that may either increase or decrease phenytoin serum levels Antiepileptic drugs Phenobarbital, valproate sodium, valproic acid 7.2 Drugs Affected by Phenytoin or CEREBYX Table 7 includes commonly occurring drug interactions affected by phenytoin (the active metabolite of CEREBYX). (bula de Fosfenitoína, Interações medicamentosas)

• CYP3A4 Inducer: Increase IRESSA to 500 mg daily in patients receiving a strong CYP3A4 inducer. (bula de Gefitinibe, Interações medicamentosas)

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

…including glimepiride, leading to worsening glycemic control: danazol, glucagon, somatropin, protease inhibitors, atypical antipsychotic medications (e.g., olanzapine and clozapine), barbiturates, diazoxide, laxatives, rifampin, thiazides and other diuretics, corticosteroids, phenothiazines, thyroid hormones, estrogens, oral contraceptives, phenytoin, nicotinic… (bula de Glimepirida, Interações medicamentosas)

Barbiturates usually depress griseofulvin activity by decreasing plasma levels and concomitant administration may require a dosage adjustment of the antifungal agent. (bula de Griseofulvina, Interações medicamentosas)

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

Concomitant administration of inducers of CYP3A4 may lead to decreases in serum concentrations of ALKINDI SPRINKLE and increase the risk of adverse reactions, including adrenal crisis. (bula de Hidrocortisona, Interações medicamentosas)

• CYP3A4 Inducers: Monitor for increased toxicity when used in combination with CYP3A4 inducers. (bula de Ifosfamida, Interações medicamentosas)

CYP3A4 inducers may decrease Gleevec C max and area under curve (AUC). (bula de Imatinibe, Interações medicamentosas)

If focal tremors, myoclonus, or seizures occur, patients should be evaluated neurologically, placed on anticonvulsant therapy if not already instituted, and the dosage of PRIMAXIN re-examined to determine whether it should be decreased, or the antibacterial drug discontinued ( 5.2 ). (bula de Imipeném + cilastatina, Advertências e precauções)

Imipramine hydrochloride may enhance the CNS depressant effects of alcohol. (bula de Imipramina, Advertências)

Concomitant Use with CYP3A Inducers Use of KALYDECO with strong CYP3A inducers, such as rifampin, substantially decreases the exposure of ivacaftor, which may reduce the therapeutic effectiveness of KALYDECO. (bula de Ivacaftor, Advertências e precauções)

Anyone considering prescribing VIMPAT or any other AED must balance this risk with the risk of untreated illness. (bula de Lacosamida, Advertências e precauções)

Carbamazepine, phenytoin, phenobarbital, primidone, and rifampin decrease lamotrigine concentrations by approximately 40%. (bula de Lamotrigina, Interações medicamentosas)

Clinically Relevant Interactions Affecting PREVACID or PREVACID SoluTab When Coadministered with Other Drugs CYP2C19 OR CYP3A4 Inducers Clinical Impact: Decreased exposure of lansoprazole when used concomitantly with strong inducers [see Clinical Pharmacology (12.3) ] . (bula de Lansoprazol, Interações medicamentosas)

Anticonvulsants: carbamazepine phenytoin phenobarbital ↓ ledipasvir ↓ sofosbuvir Coadministration of ledipasvir and sofosbuvir with carbamazepine, phenytoin, or phenobarbital is expected to decrease the concentration of ledipasvir and sofosbuvir, leading to reduced therapeutic effect of ledipasvir and sofosbuvir. (bula de Ledipasvir + sofosbuvir, Interações medicamentosas)

Effects of Leucovorin Products on Other Drugs Antiepileptic Drugs Folic acid in large amounts may counteract the antiepileptic effect of phenobarbital, phenytoin and primidone and increase the frequency of seizures in susceptible children. (bula de Levofolinato de cálcio (levoleucovorina), Interações medicamentosas)

Enzyme inducers (e.g., CYP3A4) : May decrease the effectiveness of TYBLUME or increase breakthrough bleeding. (bula de Levonorgestrel + etinilestradiol, Interações medicamentosas)

Drug or Drug Class Effect Phenobarbital Rifampin Phenobarbital has been shown to reduce the response to thyroxine. (bula de Levotiroxina, Interações medicamentosas)

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)

…prilocaine, procaine, ropivacaine, tetracaine Antineoplastic agents cyclophosphamide, flutamide, hydroxyurea, isofamide, rasburicase Antibiotics dapsone, nitrofurantoin, para-aminosalicylic acid, sufonamides Antimalarials chloroquine, primaquine Anticonvulsants Phenobarbital, phenytoin, sodium valproate Other drugs acetaminophen, metoclopramide, quinine, sulfasalazine (bula de Lidocaína + prilocaína, Interações medicamentosas)

Strong P-glycoprotein/CYP3A4 inducer: The efficacy of TRADJENTA may be reduced when administered in combination (e.g., with rifampin). (bula de Linagliptina, Interações medicamentosas)

Inducers of P-glycoprotein or CYP3A4 Enzymes Clinical Impact Rifampin decreased linagliptin exposure, suggesting that the efficacy of linagliptin may be reduced when administered in combination with a strong P-gp or CYP3A4 inducer. (bula de Linagliptina + metformina, Interações medicamentosas)

Drug or Drug Class Effect Phenobarbital Rifampin Phenobarbital has been shown to reduce the response to thyroxine. (bula de Liotironina, Interações medicamentosas)

Alcohol, barbiturates, or narcotics - potentiation of orthostatic hypotension may occur. (bula de Lisinopril + hidroclorotiazida, Interações medicamentosas)

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)

• If patients with severe renal impairment or ESRD receiving SELZENTRY (without concomitant CYP3A inducers or inhibitors) experience postural hypotension, the dose of SELZENTRY should be reduced from 300 mg twice daily to 150 mg twice daily. (bula de Maraviroque, Advertências e precauções)

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

MPA Injectable Suspension, USP can pose an additional risk in patients with risk factors for osteoporosis (e.g., metabolic bone disease, chronic alcohol and/or tobacco use, anorexia nervosa, strong family history of osteoporosis or chronic use of drugs that can reduce bone mass such as anticonvulsants or corticosteroids). (bula de Medroxiprogesterona, Advertências e precauções)

Anticonvulsants In patients taking an anticonvulsant (e.g., valproic acid, carbamazepine, phenobarbital or phenytoin), the concomitant use of mefloquine may reduce seizure control by lowering the plasma levels of the anticonvulsant. (bula de Mefloquina, Interações medicamentosas)

Inducers of CYP3A4 (e.g., phenytoin, carbamazepine, dexamethasone, rifampin, and phenobarbital) could increase the rate of elimination of donepezil. (bula de Memantina + donepezila, Interações medicamentosas)

…procaine, ropivacaine, tetracaine Antineoplastic agents cyclophosphamide, flutamide, hydroxyurea, ifosfamide, rasburicase Antibiotics dapsone, nitrofurantoin, para-aminosalicylic acid, sulfonamides Antimalarials chloroquine, primaquine Anticonvulsants phenobarbital, phenytoin, sodium valproate Other drugs acetaminophen, metoclopramide, quinine, sulfasalazine (bula de Mepivacaína, Interações medicamentosas)

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)

Drug Interactions Since Celontin (methsuximide) may interact with concurrently administered antiepileptic drugs, periodic serum level determinations of these drugs may be necessary (eg, methsuximide may increase the plasma concentrations of phenytoin and phenobarbital). (bula de Mesuximida (metossuximida), Interações medicamentosas)

CYP3A4 inducers Drugs (e.g. nevirapine, rifampin) that are strong inducers of CYP3A4 are likely to decrease the pharmacological action of methylergonovine maleate. (bula de Metilergometrina, Interações medicamentosas)

Hepatic Enzyme Inducers (e.g., barbiturates, phenytoin, carbamazepine, rifampin) : Drugs which induce cytochrome P450 3A4 enzyme activity may enhance the metabolism of corticosteroids and require that the dosage of the corticosteroid be increased. (bula de Metilprednisolona, Interações medicamentosas)

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

Concomitant use of central nervous system (CNS) depressants or drugs associated with EPS may increase this effect (e.g., alcohol, sedatives, hypnotics, opiates, and anxiolytics). (bula de Metoclopramida, Advertências e precauções)

Alcohol, Barbiturates, And Narcotics The hypotensive effects of these drugs may be potentiated by the volume contraction that may be associated with metolazone therapy. (bula de Metolazona, Interações medicamentosas)

Inducers of CYP450 Liver Enzymes The simultaneous administration of LIKMEZ and drugs that induce microsomal liver enzymes, such as phenytoin or phenobarbital, may accelerate the elimination of metronidazole, resulting in reduced plasma concentrations of metronidazole. (bula de Metronidazol, Interações medicamentosas)

John's Wort, tramadol, tryptophan, buspirone Strong CYP3A Inducers Clinical Impact The concomitant use of strong CYP3A inducers with REMERON/REMERONSolTab decreases the plasma concentration of mirtazapine [see Clinical Pharmacology (12.3) ] . (bula de Mirtazapina, Interações medicamentosas)

Patients with major risk factors for decreased bone mineral content, such as prolonged immobilization, family history of osteoporosis, or chronic use of drugs that can reduce bone mass (e.g., anticonvulsants and corticosteroids) should be monitored and treated with established standards of care. (bula de Mometasona, Advertências e precauções)

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)

Table 4: Clinically Significant Interactions with Esomeprazole Magnesium - Affecting Co-Administered Drugs CYP2C19 or CYP3A4 Inducers Clinical Impact : Decreased exposure of esomeprazole when used concomitantly with strong inducers [see Clinical Pharmacology (12.3) ]. (bula de Naproxeno + esomeprazol, Interações medicamentosas)

Anticonvulsants: Carbamazepine, clonazepam, ethosuximide Plasma concentrations of nevirapine and the anticonvulsant may be decreased. (bula de Nevirapina, Interações medicamentosas)

Possible Reduced Efficacy with Strong CYP3A4 Inducers Concomitant use of strong CYP3A4 inducers (e.g., carbamazepine, phenobarbital, phenytoin, rifampin, St. (bula de Nimodipino, Advertências e precauções)

Coadministration with oral doses of a P-gp and CYP3A4 inducer, rifampicin, decreased exposure to nintedanib by 50%. (bula de Nintedanibe, Interações medicamentosas)

Some drugs or herbal products that may decrease the effectiveness of hormonal contraceptives include phenytoin, barbiturates, carbamazepine, bosentan, felbamate, griseofulvin, oxcarbazepine, rifampicin, topiramate, rifabutin, rufinamide, aprepitant, and products containing St. (bula de Norelgestromina + etinilestradiol, Interações medicamentosas)

Some drugs or herbal products that may decrease the effectiveness of HCs include efavirenz, phenytoin, barbiturates, carbamazepine, bosentan, felbamate, griseofulvin, oxcarbazepine, rifampicin, rifabutin, rufinamide, aprepitant, and products containing St. (bula de Noretisterona, Interações medicamentosas)

Some drugs or herbal products that may decrease the effectiveness of hormonal contraceptives include phenytoin, barbiturates, carbamazepine, bosentan, felbamate, griseofulvin, oxcarbazepine, rifampicin, topiramate, rifabutin, rufinamide, aprepitant, and products containing St. (bula de Norgestimato + etinilestradiol, Interações medicamentosas)

Some drugs or herbal products that may decrease the effectiveness of hormonal contraceptives include phenytoin, barbiturates, carbamazepine, bosentan, felbamate, griseofulvin, oxcarbazepine, rifampicin, topiramate rifabutin, rufinamide, aprepitant, and products containing St. (bula de Norgestrel + etinilestradiol, Interações medicamentosas)

Blood pressure should be closely monitored when amlodipine is co-administered with CYP3A inducers. (bula de Olmesartana + anlodipino + hidroclorotiazida, Interações medicamentosas)

Table 4: Clinically Relevant Interactions Affecting Omeprazole When Co-Administered with Other Drugs CYP2C19 or CYP3A4 Inducers Clinical Impact: Decreased exposure of omeprazole when used concomitantly with strong inducers [see Clinical Pharmacology ( 12.3 )] . (bula de Omeprazol, Interações medicamentosas)

Table 6: Clinically Relevant Interactions Affecting Omeprazole when Co-Administered with Other Drugs CYP2C19 or CYP3A4 Inducers Clinical Impact: Decreased exposure of omeprazole when used concomitantly with strong inducers [see Clinical Pharmacology ( 12.3 )] . (bula de Omeprazol + bicarbonato de sódio, Interações medicamentosas)

Drug Interactions and Decreased Vitamin Absorption ORLISTAT may interact with concomitant drugs including cyclosporine, levothyroxine, warfarin, amiodarone, antiepileptic drugs, and antiretroviral drugs [see Drug Interactions (7) ]. (bula de Orlistate, Advertências e precauções)

Carbamazepine, Phenytoin, and Phenobarbital: Decreased plasma levels of MHD (the active metabolite). (bula de Oxcarbazepina, Interações medicamentosas)

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

…including glimepiride, leading to worsening glycemic control: danazol, glucagon, somatropin, protease inhibitors, atypical antipsychotic medications (e.g., olanzapine and clozapine), barbiturates, diazoxide, laxatives, rifampin, thiazides and other diuretics, corticosteroids, phenothiazines, thyroid hormones, estrogens, oral contraceptives, phenytoin, nicotinic… (bula de Pioglitazona + glimepirida, Interações medicamentosas)

CYP 3A4 inducers (e.g. barbiturates, phenytoin, carbamazepine, and rifampin): Drugs such as barbiturates, phenytoin, ephedrine, and rifampin, which induce hepatic microsomal drug metabolizing enzyme activity may enhance metabolism of prednisolone and require that the dosage of Orapred be increased. (bula de Prednisolona, Interações medicamentosas)

CYP 3A4 inducers and inhibitors: May, respectively, increase or decrease clearance of corticosteroids, necessitating dose adjustment. (bula de Prednisona, Interações medicamentosas)

…cyclophosphamide, flutamide, hydroxyurea, ifosfamide, rasburicase Antibiotics dapsone, nitrofurantoin, para-aminosalicylic acid, sulfonamides Antimalarials chloroquine, primaquine Anticonvulsants phenobarbital, phenytoin, sodium valproate Other drugs acetaminophen, metoclopramide, quinine, sulfasalazine The administration of local anesthetic injections containing… (bula de Prilocaína + epinefrina, Interações medicamentosas)

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

CYP2C8 and CYP3A4 Inducers Intervention: Repaglinide tablets dose increases and increased frequency of glucose monitoring may be required when co‑administered. (bula de Repaglinida, Interações medicamentosas)

Drug Interactions Effect of Rifabutin on the Pharmacokinetics of Other Drugs Rifabutin induces CYP3A enzymes and therefore may reduce the plasma concentrations of drugs metabolized by those enzymes. (bula de Rifabutina, Interações medicamentosas)

…Hormonal Contraceptives Prevention or Management: Advise patients to change to non-hormonal methods of birth control during rifampin therapy Estrogens Decrease exposure Progestins Anticonvulsants Phenytoin Administered with rifampin 450 mg daily Decrease exposure Antiarrhythmics Disopyramide Decrease exposure Mexiletine Decrease exposure Quinidine Decrease exposure… (bula de Rifampicina, Interações medicamentosas)

…Disopyramide, mexiletine, quinidine, tocainide Antibiotics Chloramphenicol, clarithromycin, dapsone, doxycycline; Fluoroquinolones (such as ciprofloxacin) Oral Anticoagulants Warfarin Anticonvulsants Phenytoin Antimalarials Quinine Azole Antifungals Fluconazole, itraconazole, ketoconazole Antipsychotics Haloperidol Barbiturates Phenobarbital Benzodiazepines Diazepam… (bula de Rifapentina, Interações medicamentosas)

Reduced Rocuronium Bromide Injection activity possible : Anticonvulsants. (bula de Rocurônio, Interações medicamentosas)

…cyclophosphamide, flutamide, hydroxyurea, ifosfamide, rasburicase Antibiotics dapsone, nitrofurantoin, para-aminosalicylic acid, sulfonamides Antimalarials chloroquine, primaquine Anticonvulsants Phenobarbital, phenytoin, sodium valproate Other drugs acetaminophen, metoclopramide, quinine, sulfasalazine NAROPIN should be used with caution in patients receiving… (bula de Ropivacaína, Interações medicamentosas)

Table 6: Summary of drug-drug interactions of BANZEL with other antiepileptic drugs AED Co-administered Influence of Rufinamide on AED concentration a) Influence of AED on Rufinamide concentration Carbamazepine Decrease by 7 to 13% b) Decrease by 19 to 26% Dependent on dose of carbamazepine Lamotrigine Decrease by 7 to 13% b) No Effect Phenobarbital Increase… (bula de Rufinamida, Interações medicamentosas)

Strong CYP3A4 Inducers Concomitant use of JAKAFI/JAKAFI XR with strong CYP3A4 inducers may decrease ruxolitinib exposure [ see Clinical Pharmacology ( 12.3 )] , which may reduce efficacy of JAKAFI/JAKAFI XR. (bula de Ruxolitinibe, Interações medicamentosas)

Inhibitors of Folate Synthesis (e.g., methotrexate, valproic acid, phenobarbital, trimethoprim) Clinical Impact In vitro and in vivo nonclinical data suggest that drugs that inhibit folate synthesis may decrease the bioavailability of endogenous BH4 by inhibiting the enzyme dihydrofolate reductase, which is involved in the recycling (regeneration) of BH4. (bula de Sapropterina, Interações medicamentosas)

Drugs that induce CYP3A4 (e.g., phenytoin, carbamazepine, nafcillin, phenobarbital, and rifampin) should be used with caution. (bula de Selegilina, Interações medicamentosas)

Inducers of CYP450 liver enzymes The simultaneous administration of bismuth subcitrate potassium, metronidazole and tetracycline hydrochloride and drugs that induce microsomal liver enzymes, such as phenytoin or phenobarbital, may accelerate the elimination of metronidazole, resulting in reduced plasma concentrations of metronidazole. (bula de Subcitrato de bismuto + metronidazol + tetraciclina, Interações medicamentosas)

• CYP3A4 Inducers : Consider dose increase of SUTENT when administered with strong CYP3A4 inducers. (bula de Sunitinibe, Interações medicamentosas)

CYP3A4 inhibitors (e.g. ketoconazole, ritonavir) increase CIALIS exposure ( 2.7 , 5.10 , 7.2 ) requiring dose adjustment: CIALIS for use as needed: no more than 10 mg every 72 hours CIALIS for once daily use: dose not to exceed 2.5 mg CYP3A4 inducers (e.g. rifampin) decrease CIALIS exposure ( 7.2 ). (bula de Tadalafila, Interações medicamentosas)

Patients should be monitored for adequate clinical effect when amlodipine is co-administered with CYP3A4 inducers. (bula de Telmisartana + anlodipino, Interações medicamentosas)

Co-administration with Inducers or Inhibitors of CYP3A Metabolism Agents Inducing CYP3A Metabolism: Strong inducers of CYP3A4/5 such as dexamethasone, carbamazepine, phenytoin, phenobarbital, rifampin, rifabutin, and rifampacin may decrease exposure of the active metabolite, sirolimus. (bula de Tensirolimo, Advertências e precauções)

30% increase Phenobarbital (PB) Similar to aminoglutethimide. (bula de Teofilina, Interações medicamentosas)

Terbinafine clearance is increased 100% by rifampin, a CYP450 enzyme inducer, and decreased 33% by cimetidine, a CYP450 enzyme inhibitor. (bula de Terbinafina, Interações medicamentosas)

Use of tiagabine HCl without enzyme-inducing antiepileptic drugs results in blood levels about twice those attained in the studies on which current dosing recommendations are based (see DOSAGE AND ADMINISTRATION ). (bula de Tiagabina, Advertências)

Phenytoin, fosphenytoin: Adjustment of anticonvulsant and/or tinidazole dose(s) may be needed ( 7.1, 7.2 ) (bula de Tinidazol, Interações medicamentosas)

…exposure to tofacitinib Intervention Dosage modification of XELJANZ/XELJANZ XR is recommended [see Dosage and Administration (2) , Clinical Pharmacology, Figure 3 (12.3) ] Strong CYP3A4 Inducers (e.g., rifampin) Clinical Impact Decreased exposure to tofacitinib and may result in loss of or reduced clinical response Intervention Concomitant use with XELJANZ/XELJANZ… (bula de Tofacitinibe, Interações medicamentosas)

Because of the potential of topiramate to cause CNS depression, as well as other cognitive and/or neuropsychiatric adverse reactions, topiramate extended-release capsules should be used with extreme caution if used in combination with alcohol and other CNS depressants. (bula de Topiramato, Interações medicamentosas)

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)

Co-administration of a CYP2C8 enzyme inducer (e.g., rifampin) may decrease exposure to treprostinil. (bula de Treprostinila, Advertências e precauções)

Hepatic enzyme inducers (e.g., barbiturates, phenytoin, carbamazepine, rifampin): Drugs which induce hepatic microsomal drug metabolizing enzyme activity may enhance the metabolism of corticosteroids and require that the dosage of the corticosteroid be increased. (bula de Triancinolona, Interações medicamentosas)

Drug Interactions Cannabinoids, barbiturates, opiates, and alcohol may have additive effects with trihexyphenidyl, and thus, an abuse potential exists. (bula de Triexifenidil, Interações medicamentosas)

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)

…etravirine, fluconazole, fluvastatin, fluvoxamine, metronidazole, miconazole, oxandrolone, sulfinpyrazone, tigecycline, voriconazole, zafirlukast aprepitant, bosentan, carbamazepine, phenobarbital, rifampin CYP1A2 acyclovir, allopurinol, caffeine, cimetidine, ciprofloxacin, disulfiram, enoxacin, famotidine, fluvoxamine, methoxsalen, mexiletine, norfloxacin, oral… (bula de Varfarina, Interações medicamentosas)

Thiopental Reconstituted vecuronium, which has an acid pH, should not be mixed with alkaline solutions (e.g., barbiturate solutions such as thiopental) in the same syringe or administered simultaneously during intravenous infusion through the same needle or through the same intravenous line (see DOSAGE AND ADMINISTRATION -COMPATIBILITY ). (bula de Vecurônio, Precauções)

Phenobarbital Phenobarbital therapy may increase verapamil clearance. (bula de Verapamil, Interações medicamentosas)

CYP3A4 Inducers: Consider increasing VIIBRYD dosage by 2-fold, up to 80 mg once-daily over 1 to 2 weeks when used concomitantly with strong CYP3A4 inducers for greater than 14 days ( 2.4 , 7 ). (bula de Vilazodona, Interações medicamentosas)

Drug Interactions The simultaneous oral or intravenous administration of phenytoin and antineoplastic chemotherapy combinations that included vincristine sulfate has been reported to reduce blood levels of the anticonvulsant and to increase seizure activity. (bula de Vincristina, Interações medicamentosas)

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)

Concomitant taking of P-gp inducers (including but not limited to rifampicin, carbamazepine, phenytoin, phenobarbital, and St. (bula de Afatinibe, Interações medicamentosas)

The “gasping syndrome” is characterized by central nervous system (CNS) depression, metabolic acidosis, and gasping respirations. (bula de Alfaepoetina, Advertências e precauções)

Atracurium besylate injection, which has an acid pH, should not be mixed with alkaline solutions (e.g., barbiturate solutions) in the same syringe or administered simultaneously during intravenous infusion through the same needle. (bula de Atracúrio, Advertências)

Anticonvulsant therapy can be given if clinically indicated. (bula de Cefalexina, Advertências e precauções)

Anticonvulsant therapy should be continued in patients with known seizure disorders. (bula de Cefazolina, Advertências e precauções)

Antiepileptic Drugs Sporadic cases of seizures have been reported during concomitant use of ketorolac tromethamine and antiepileptic drugs (phenytoin, carbamazepine). (bula de Cetorolaco, Interações medicamentosas)

…Probenecid Probenecid is known to interact with the metabolism or renal tubular excretion of many drugs (e.g., acetaminophen, acyclovir, angiotensin-converting enzyme inhibitors, aminosalicylic acid, barbiturates, benzodiazepines, bumetanide, clofibrate, methotrexate, famotidine, furosemide, nonsteroidal anti-inflammatory agents, theophylline, and zidovudine). (bula de Cidofovir, Interações medicamentosas)

Antihistamines Amphetamines may counteract the sedative effect of antihistamines. (bula de Dextroanfetamina, Interações medicamentosas)

A similar association, though less marked, has been suggested for barbiturates, phenylbutazone, phenytoin sodium, and possibly with griseofulvin, ampicillin, and tetracyclines. (bula de Diacetato de etinodiol + etinilestradiol, Interações medicamentosas)

• Cytochrome P450 3A4 inducers, inhibitors, or substrates: May alter docetaxel metabolism. (bula de Docetaxel, Interações medicamentosas)

Use alternative treatment that does not include carbamazepine where possible for INSTI-experienced patients with certain INSTI-associated resistance substitutions or clinically suspected INSTI resistance. b Oxcarbazepine Phenytoin Phenobarbital St. (bula de Dolutegravir, 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)

Effects of Other Drugs on HALAVEN No drug-drug interactions are expected with CYP3A4 inhibitors, CYP3A4 inducers or P-glycoprotein (P-gp) inhibitors. (bula de Eribulina, Interações medicamentosas)

Data are more extensive with respect to phenytoin and phenobarbital, but these are also the most commonly prescribed anticonvulsants; less systematic or anecdotal reports suggest a possible similar association with the use of all known anticonvulsant drugs. (bula de Etossuximida, Advertências)

Potential for Glycerol Phenylbutyrate to Affect Other Drugs Drugs with narrow therapeutic index that are substrates of CYP3A4 Glycerol phenylbutyrate is a weak inducer of CYP3A4 in humans. (bula de Fenilbutirato de glicerol, Interações medicamentosas)

Other Antiepileptic Drugs Potential drug interactions between levetiracetam and other AEDs (carbamazepine, gabapentin, lamotrigine, phenobarbital, phenytoin, primidone and valproate) were also assessed by evaluating the serum concentrations of levetiracetam and these AEDs during placebo-controlled clinical studies. (bula de Levetiracetam, Interações medicamentosas)

Anticonvulsants, psychotropic, hormone preparations, corticosteroids, antithyroid agents, cyproheptadine: may affect the results of the metyrapone test. (bula de Metirapona, Interações medicamentosas)

When phenytoin or other hepatic enzyme inducers such as rifampin and phenobarbital have been taken concurrently with mexiletine, lowered mexiletine plasma levels have been reported. (bula de Mexiletina, Interações medicamentosas)

…glycosides– digitalis and digoxin; (2) hypoglycemics–insulin, chlorpropamide, phenformin, tolazamide, and tolbutamide; (3) tranquilizers and sedatives–chlordiazepoxide, diazepam, and phenobarbital; (4) antigout–allopurinol, colchicine, and probenecid; (5) antiarrhythmics–procainamide, propranolol (see WARNINGS however), and quinidine; and (6) analgesics, antipyretics… (bula de Prazosina, Interações medicamentosas)

The impact of other inducers of drug metabolizing enzymes, such as phenytoin and phenobarbital, on UGT1A1 is unknown. (bula de Raltegravir, Interações medicamentosas)

CYP3A4 Substrates An in vitro study has suggested that rifaximin induces CYP3A4 [see Clinical Pharmacology ( 12.3 )] . (bula de Rifaximina, Interações medicamentosas)

Strong CYP3A inducers: Strong inducers of CYP3A (for example, rifampin, phenytoin, carbamazepine, phenobarbital or St. (bula de Riociguate, Interações medicamentosas)

These data suggest that GH may alter the clearance of compounds known to be metabolized by CYP450 liver enzymes (e.g., corticosteroids, sex steroids, anticonvulsants, and cyclosporine). (bula de Tesamorrelina, Interações medicamentosas)

Drug Interactions No clinically significant drug interactions have been found in studies of losartan potassium with hydrochlorothiazide, digoxin, warfarin, cimetidine and phenobarbital. (bula de Losartana, Interações medicamentosas)

CYP2C19 and CYP3A4 Inducer Co-administration of Micafungin in Sodium Chloride Injection with rifampin and ritonavir did not alter the pharmacokinetics of micafungin. (bula de Micafungina, Interações medicamentosas)

…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)