<prompt> Which of the following is used in the treatment of hyperprolactinemiaCimetidineMethysergideBromocriptineOndansetron  <response>: Refer KDT 6e 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 its use in hyperprolactinemia 