<prompt> WHich of the following proton pump inhibitor has enzyme inhibitory activity?RabeprazoleLansoprazolePantoprazoleOmeprazole  <response>: Omeprazole and esomoprazole are microsomal anzymes inhibitors .these may decrease the metabolism of diazepam. Lansoprazole enhances the metabolism of theophyllin .katzung 11e p1075 