This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Gastrointestinal tract, Subject name: Pharmacology
[{'content': 'Drug not used in H.pylori is: \nSelect and explain. \nA. Metronidazole, B. Omeprazol, C. Mosapride, D. Amoxicilline', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Mosapride is a 5-HT4 agonist used for GERD.other drugs given in the option are used for H.pylori .( ref KDT 6/e p645-646)', 'role': 'assistant'}]