<prompt> Decrease in gastric acid secretion by all except -RanitidineOmeprazoleSucalfatePerenzepine  <response>: Ans. is c i.e., SucralfateDrugs for peptic ulcer1. Reduce gastric acid secretiunH, antihistaminic - Cimetidine, Ranitidine, Famotidine, Roxatidine.Proton pump inhibitors - Omeprazole; Lansoprazole. Pantoprazole, Rabeprazole, Esomeprazole.Anticholinergics - Pirenzepine, propantheline, oxyphenonium.Prostaglandin analogue - Misoprostol, enprostil, rioprostih2. Neutralization of gastric acid antacidsSystemic - Sodium bicarbonate, sodium citrate.Non systemic - Magnesium hydroxide, Mag. trisilicate. aluminium hydroxide, Magaldrate. calcium carbonate.3. Ulcer protectivesSucralfate, colloidal bismuth subcitrate, Prostaglandin analogue.4. Anti H. pylori durgsAmoxicillin, clarithromycin, metronidazole, Tinidazole. tetracycline. 