Mifepristone can be used for emergency contraception and also for the treatment of uterine fibroids, the most used is medication abortion. The following reactions may occur after taking mifepristone: 1. dizziness, nausea, vomiting, mainly gastrointestinal reactions. 2. vaginal bleeding, it is recommended that if vaginal bleeding occurs during the taking period, you can go to the hospital for further examination to understand the cause of bleeding and to decide whether to continue taking mifepristone. 3. in case of medication abortion, during the taking period of mifepristone, some people also Although the percentage is relatively small, about 1%, there is still the possibility of excluding pregnancy products. Therefore, if there is more vaginal bleeding or other uncomfortable situation, go to the hospital for examination or treatment.