1. mifepristone - Noun
2. Mifepristone - Proper noun
an abortion-inducing drug (trade name RU 486) developed in France; when taken during the first five weeks of pregnancy it blocks the action of progesterone so that the uterus sloughs off the embryo
Source: WordNetLow-dose mifepristone ECPs are available by prescription in Armenia, Russia, Ukraine, and Vietnam and from a pharmacist without a prescription in China. Source: Internet
The regimen (200 mg of mifepristone, followed 24–48 hours later by 800 mcg of buccal misoprostol) currently used by Planned Parenthood clinics in the United States since April 2006 is 98.3% effective through 59 days gestation. Source: Internet
Medical abortion became an alternative method of abortion with the availability of prostaglandin analogs in the 1970s and the antiprogestogen mifepristone (also known as RU-486) in the 1980s. Source: Internet
In 2002, China became the first country in which mifepristone was registered for use as EC. Source: Internet
Mid-dose mifepristone ECPs are available by prescription in China and Vietnam. Source: Internet
Ulipristal acetate (ellaOne) has similar biologic effects as mifepristone and is approved for emergency contraception in Europe and is expected to become available in the U.S.in a single oral dose of 30 mg. Source: Internet