An Overview of Uses for Mifepristone
Using Mifepristone to End an Early Pregnancy
An early pregnancy means it has been 49 days (7 weeks) or less since your last menstrual period. Mifepristone is sometimes called "the abortion pill." When it was being developed, it was referred to as RU-486. However, mifepristone is not the same as the "morning after pill" (Plan B®
Mifepristone is taken orally (by mouth) in a healthcare setting, such as a healthcare provider's office or clinic. This makes it a convenient option for women who prefer to try to avoid a surgical abortion. If mifepristone does not successfully end the pregnancy, another medicine, misoprostol
), is taken by mouth two days later.
Although mifepristone usually ends a pregnancy when used as directed, you should know that the medication is not always successful. Therefore, you may still need a surgical procedure to end your pregnancy. In studies, about 5 percent to 8 percent of women needed a surgical procedure to end their pregnancy or to stop excessive bleeding after taking mifepristone.