<prompt> Which of the following is used in the treatment of hyperprolactinemia?CimetidineMethysergideBromocriptineOndansetron  <response>: Ans. C BromocriptineRef: KDT 8e p261It is an ergot alkaloid and is a dopamine agonist. Dopamine acts as prolactin inhibiting hormone in the brain. Agonism of dopamine receptors by bromocriptine is responsible for its use in hyperprolactinemia. 