This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pharmacology
Decrease in gastric acid secretion by all except ? 
Select and explain. 
A. Ranitidine, B. Omeprazole, C. Sucalfate, D. Perenzepine
C: Sucalfate
Answer: C: Sucalfate 
Explanation: Ans. is 'c' i.e., Sucralfate Drugsarpgalcer 1. Reduce gastric acid secretion H2 antihistaminic - Cimetidine, Ranitidine, Famotidine, Roxatidine. Proton pump inhibitors - Omeprazole, Lansoprazole, Pantoprazole, Rabeprazole, Esomeprazole. Anticholinergics - Pirenzepine, propantheline, oxyphenonium. Prostaglandin analogue - Misoprostol, enprostii, rioprostil. 2. Neutralization of gastric acid (antacids) Systemic - Sodium bicarbonate, sodium citrate. Non systemic - Magnesium hydroxide, Mag. trisilicate, aluminium hydroxide, Magaldrate, calcium carbonate. 3. Ulcer protectives Sucral fate, colloidal bismuth subcitrate, Prostaglandin analogue. 4. Anti H. pylori durgs Amoxicillin, clarithromycin, metronidazole, Tinidazole, tetracycline.