medroxyprogesterone acetate

medroxyprogesterone acetate
A progestational agent that is active orally as well as parenterally, and more potent than progesterone; used to control uterine bleeding and, in combination with ethynyl estradiol, as an oral contraceptive.

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me·droxy·pro·ges·ter·one acetate me-.dräk-sē-prō-'jes-tə-.rōn- n a synthetic steroid progestational hormone C24H34O4 that is used esp. in the treatment of amenorrhea and abnormal uterine bleeding, in conjunction with conjugated estrogens to relieve the symptoms of menopause and to prevent osteoporosis, and as an injectable contraceptive called also medroxyprogesterone see DEPO-PROVERA

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med·roxy·pro·ges·ter·one ac·e·tate (məd-rok″se-pro-jesґtər-ōn) [USP] a progestin administered orally for treatment of secondary amenorrhea and dysfunctional uterine bleeding, induction of menses, prevention and treatment of endometrial hyperplasia in postmenopausal hormone replacement therapy, and testing for endogenous estrogen production; administered orally or intramuscularly as an antineoplastic in treatment of metastatic endometrial, breast, and renal carcinoma; and administered intramuscularly as a long-acting contraceptive.

Medical dictionary. 2011.

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