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
Which of the following is used in the treatment of hyperprolactinemia 
Select and explain. 
A. Cimetidine, B. Methysergide, C. Bromocriptine, D. Ondansetron
C: Bromocriptine
Answer: C: Bromocriptine 
Explanation: Refer KDT 6/e p 236 It is an ergot alkaloid and is a Dopamine agonist Dopamine acts as prolactin inhibiting hormonal big the brain Agonism of Dopamine receptors by Bromocriptine is responsible for it's use in hyperprolactinemia