Cimetidine inhibits the metabolism of all of the following drugs except.
Ans. (C) Ketoconazole(Ref: KDT 8th/e p698)Cimetidine is a potent inhibitor of microsomal enzymes. It prolongs the half lives of warfarin, theophylline, phenytoin, oral hypoglycemic agents, alcohol and benzodiazepines.
Phenytoin
Warfarin
Ketoconazole
Diazepam
Anti-Ulcer