This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Other topics and Adverse effects, Subject name: Pharmacology
[{'content': 'Indicate the drug which does not improve lower esophageal sphincter tone or prevent gastroesophageal reflux, but is used as the first line treatment of gastroesophageal reflux disease: \nSelect and explain. \nA. Sodium alginate+aluminium hydroxide gel, B. Omeprazole, C. Mosapride, D. Metoclopramid', 'role': 'user'}, {'content': 'Answer: B \nExplanation: (Ref: KDT 6/e p648) Treatment of GERD can be acomplished by Increasing GI motility with prokinetic drugs (like metoclopramide and mosapride) or By decreasing gastric acid secretion with PPIs like omeprazole.', 'role': 'assistant'}]