Mifepristone, also known by its trade name, is clinically effective in the following ways: 1. It can inhibit the growth of uterine fibroids and achieve the purpose of treating fibroids; 2. It can be taken clinically as an emergency contraceptive, for example, orally within 72 hours after intercourse, to achieve the effect of contraception; 3. It is most commonly used clinically in combination with misoprostol to termination of early pregnancy. Its specific usage is that after ultrasound examination, intrauterine pregnancy between 5-7 weeks, you can take oral misoprostol, two capsules in the morning and one in the evening, for two consecutive days, and to take the medicine on an empty stomach for the third day. Oral misoprostol in the hospital will result in the vaginal discharge of pregnancy products approximately 2-6 hours after the administration of the drug for the clinical purpose of terminating the pregnancy.