Which is Cytochrome P450 inhibitor?: (A) Ketoconazole, (B) Rifampicin, (C) Phenytoin, (D) INH
Answer is A. Impoant microsomal enzyme inhibitors are: Valproate Ketoconazole Cimetidine Ciprofloxacin Erythromycin Isoniazid Ref: K.D.T 6th Ed Page 27,28.