Bromocriptine can not be used to treat polycystic, this drug is used to treat hyperprolactinemia, that is to say, elevated prolactin will appear in the decrease of menstrual flow, scanty menstruation, or do not come to menstruation, with this drug can mainly inhibit the secretion of prolactin, the treatment of pituitary gland tumors. For patients with polycystic ovary syndrome, the use of this drug has no effect, some people with polycystic ovary syndrome, there may be a slight increase in prolactin, but polycystic ovary through the treatment of hyperprolactinemia will also be reduced, mainly for the treatment of polycystic ovary syndrome. Hyperprolactinemia does not require treatment for the time being in patients with polycystic ovary syndrome.