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
[{'content': 'Drug of choice of hypeension in pregnancy is ? \nSelect and explain. \nA. Methyldopa, B. Thiazide, C. Nifedipine, D. Labetalol', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Methylopa o Methyldopa is DOC for hypeension in pregnancy. o Nifedipine is 2nd choice. o Hydralazine is DOC for hypeensive emergencies in pregnancy.", 'role': 'assistant'}]