Drug abortion: Mifepristone is used in combination with prostaglandin drugs, which is very effective against early pregnancy, easy to use and has few side effects. However, drug abortion is not recommended for those who have one of the following diseases: 1. cardiovascular diseases: hypertension, heart disease, etc.; 2. liver and kidney diseases: abnormal liver function, renal insufficiency, etc.; 3. diabetes, adrenal diseases and other endocrine diseases; 4. contraindications to the use of prostaglandins: glaucoma, asthma, and prostaglandin allergy, etc.; 5. allergies, severe pregnancy vomiting, gastrointestinal disorders, severe 6.Pregnancy with a ring or suspected ectopic pregnancy; 7.Smoking more than 10 cigarettes/day or alcoholic; 8.Distant from medical units before recovery and unable to seek medical treatment in time.