This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Anti-Emetic, Subject name: Pharmacology
[{'content': 'A person has to go to Shimla next morning. What drug should be given to prevent motion sickness in this person? \nSelect and explain. \nA. Scopolamine patch a night before, B. Ranitidine one night before and then before the trip, C. Dimenhydrinate 1 hour before journey, D. Omeprazole half an hour before the trip', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. (A) Scopolamine patch a night before(Ref: KDT 7/e p120)Scopolamine (hyoscine) is drug of choice for motion sickness. It should be given as transdermal patch (a night before) or orally (half an hour before journey).', 'role': 'assistant'}]