antiprogestin

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). Synonym(s): progesterone antagonist

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.