This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endocrinology, Subject name: Pharmacology
[{'content': 'which of the following Is used in the treatment of hyperprolactineinia? \nSelect and explain. \nA. Cimetidine, B. Methysergide, C. Bromocriptine, D. Ondansetron', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Dopamine actions are always opposite to prolactin Bromocriptine is a dopamine receptor agonist (mainly D2 receptors). Dopamine is the main factors controlling prolactin secretion. Being a agonist it effectively reduces the secretion of prolactin. apa from bromocriptine, cabergoline, pergolide are also used in hyperprolactenemia (REF.Essential of medical pharmacology K D TRIPATHI 6 Edition, Page No - 236)', 'role': 'assistant'}]