If the pregnancy is determined to be intrauterine on day 40, abortion can be carried out by medication, as the gestational sac is smaller and less damaging to the woman’s body. The commonly used abortion drugs are mifepristone and misoprostol. Before taking the drugs, you need to go to the hospital, except for liver and kidney insufficiency, asthma, drug allergy and other factors, and use the drugs under the guidance of the doctor. Before a pregnant woman undergoes a medical abortion, an ultrasound examination is usually required to determine that the pregnancy is intrauterine, because an ectopic pregnancy cannot be aborted medically. In addition, other routine examinations should be conducted, including routine leukorrhea, routine urination as well as routine blood and liver and kidney functions, etc. If the above indicators are not abnormal, the relevant medication should be taken under the guidance of a doctor. After taking the medication, pregnant women need to be closely observed. After abdominal pain and vaginal bleeding occur, the discharged tissues should be collected in time to confirm whether it is a pregnancy sac, which is usually 2 cm in size and has a white soft blister-like substance, and can be judged by a doctor if they cannot judge it themselves. The success rate of drug abortion is about 90%, complications such as incomplete abortion and infection may occur, therefore, 2 weeks after abortion, go to the hospital to review ultrasound to check whether there is intrauterine residue. 1 month to avoid bathing, avoid sexual life, pay attention to pubic hygiene and avoid strenuous exercise.