CYP 3A4 enzymes are affected by:: (A) Fexofenadine, (B) Phenytoin, (C) Carbamazapine, (D) Azithromycin
Answer is C. carbamezepine is metabolised by cyp3a4 enzyme inducers will enhance the metabolism of other drugs eg for enzyme inducers- phenytoin, phenobarbitone, carbamazepine, chronic alcoholism, smoking, st johns wa Pg.no 23 KD TRIPATHI Seventh edition