This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cardiovascular system, Subject name: Pharmacology
[{'content': 'Antihypeensive drug that causes coombs test positive is \nSelect and explain. \nA. Methydopa, B. Clonidine, C. Hydralizine, D. Sodium nitroprusside', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Refer kDT 6/e p547 Methyldopa is known to cause the production of autoantibodies against red blood cells (RBCs), leading to apositive direct antiglobulin test (DAT) and hemolytic anemia. ... Her mother had the history of taking methyldopain her pregnancy.', 'role': 'assistant'}]