This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: C.N.S, Subject name: Pharmacology
[{'content': 'Drug which do not cause hyperprolactinemia: \nSelect and explain. \nA. Bromocriptine, B. Haloperidol, C. Reserpine, D. Chlorpromazine', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. A. BromocriptineAll of the drugs listed are D2 blockers which are associated with hyperprolactinemia except bromocriptine which is D 2 agonist.', 'role': 'assistant'}]