mifepristone

[ mif-uh-pris-tohn ]

noun

1. an antigestational drug, C 29 H 35 NO 2 , that prevents a fertilized egg from attaching to the uterine wall by blocking the action of progesterone.

mifepristone

/ mɪˈfɛprɪˌstəʊn /

noun

1. an antiprogestogenic steroid, used in the medical termination of pregnancy. Formula: C 29 H 35 NO 2

Word History and Origins

Origin of mifepristone¹

1985–90; probably alteration of (a)mi(no)phe(nol) + pr(opyl) + est(radiol) + -one

Word History and Origins

Origin of mifepristone¹

C20: from a mi no phe nol + pr opyne + oest radiol + -one

Example Sentences

Trump has also indicated he does not intend to block access to mifepristone, the pill used for more than half of U.S. abortions.

From Los Angeles Times

Alliance for Hippocratic Medicine, a case that would have restricted nationwide access to mifepristone, conservative Supreme Court Justices Samuel Alito and Clarence Thomas both brought up the Comstock Act.

From Salon

Any decision to shrink agencies like the FDA would have to go through Congress, and changes in mifepristone regulations could also face legal challenges.

From Salon

Yet the administration could attempt to restrict abortion in the state by limiting access to mifepristone, one of the most common drugs used in medication-induced abortions.

From Los Angeles Times

It also calls for turning the clock back on the Food and Drug Administration’s safety approval for the abortion pill mifepristone, which is currently the target of a lawsuit file by antiabortion activists.

From Los Angeles Times