antiprogestin

(redirected from progesterone antagonist)

antiprogestin

 [an″te-, an″ti-pro-jes´tin]
a substance that inhibits the formation of progestational agents; the most common example is mifepristone.

an·ti·pro·ges·tin

(an'tē-prō-jes'tin),
A substance that inhibits progesterone formation, that interferes with its carriage or stability in the blood, or that reduces its uptake by, or effects on, target organs (for example, RU486, mifepristone).

antiprogestin

/anti·pro·ges·tin/ (an″te-) (an″ti-pro-jes´tin) a substance that inhibits the formation, transport, or action of progestational agents.

antiprogestin

[-prōjes′tin]
a substance that interferes with the production, uptake, or effects of progesterone. The most common example is mifepristone.

an·ti·pro·ges·tin

(an'tē-prō-jes'tin)
A substance that inhibits progesterone formation, interferes with its carriage or stability in the blood, or reduces its uptake by, or effects on, target organs (e.g., RU-486, mifepristone).
Synonym(s): progesterone antagonist.
References in periodicals archive ?
Steinauer of the university Two states - Arizona and Ohio - require that the FDA-approved regimen be used when prescribing the progesterone antagonist mifepristone for abortion, according to the Guttmacher Institute, which seeks to advance reproductive rights.
2 ] It is an orally active partial progesterone antagonist that both exerts a direct effect on the endometrium to control excessive bleeding, and inhibits cell proliferation and induces apoptosis in fibroids to reduce their size.
The progesterone antagonist RU486 (mifepristone) also holds promise.
Mifepristone, a progesterone antagonist that is approved for use with misoprostol to induce abortion, also is a potent glucocorticoid receptor antagonist in doses higher than those used to end pregnancy.