Medication abortion is a method of terminating a pregnancy using medication. Advantages: the method is simple, does not require intrauterine operation, and is non-invasive. Disadvantages: long bleeding time and heavy bleeding after drug abortion, drug abortion must be performed in regular medical institutions with resuscitation conditions. Suitable for: 1. Healthy women aged 18-40 who are pregnant <49 days and voluntarily request the use of drugs to terminate pregnancy; 2. High-risk candidates for surgical abortion, such as scarred uterus, multiple abortions or severe pelvic deformities; 3. Those who have concerns or fears about surgical abortion.