Mifepristone eaten for a month, there may be the following adverse reactions: First, gastrointestinal reactions, will cause nausea, vomiting, or dizziness, fatigue and other corresponding symptoms, which is caused by the side effects of mifepristone. Second, the corresponding effect on liver function, if you eat mifepristone continuously for a month, if necessary, do the laboratory examination of liver function. Mifepristone can be used clinically for emergency contraception and also for the treatment of uterine fibroids. Therefore, before using the drug, especially for the treatment of uterine fibroids, because of the relatively long period of time, it is recommended to do the liver and kidney function as well as physical health checks before using the drug, and there is no contraindication before using mifepristone to give the corresponding treatment.