medroxyprogesterone acetate

trade names: Amen, Curretab, Cy-crin; drug class: progestogen; action: inhibits secretion of pituitary gonadotropins, which prevents follicular maturation and ovulation; stimulates growth of mammary tissue; antineoplastic action against endometrial cancer; uses: abnormal uterine bleeding, secondary amenorrhea, endometrial cancer, metastatic renal cancer, contraceptive, with estrogens to reduce incidence of endometrial cancer.

A synthetic progestogen used for estrus control and the treatment of behavioral problems in dogs and cats; abbreviated MPA.