Medication abortion is a method of applying medication to terminate early pregnancy. Medical abortion is mainly limited to 49 days of pregnancy, the patient’s age is between 18-40 years old, through the ultrasound examination to determine the intrauterine pregnancy, at the same time, the diameter of the gestational sac should be less than 2.5cm, the case can be taken to medical abortion. If the gestational sac is too large, you can’t have a medical abortion, and if the days of menopause are more than 49 days, you can’t have a medical abortion, or it can lead to a failure of the medical abortion. In itself, within the range of conditions of medical abortion, there is a part of the probability of incomplete medical abortion, if it is more than the permitted range of medical abortion for medical abortion, the probability of failure will be relatively greater. After the failure of medical abortion, the later also need to be dealt with through the purging surgery. If you want to take a medical abortion, you must go to the hospital for ultrasound examination to determine the case of intrauterine pregnancy, the diameter of the gestational sac should be 2.5cm or less, and at the same time within 49 days of menopause, you can take a medical abortion. Medical abortion needs to be carried out under the medical advice of an outpatient doctor, and the relative success rate and safety are relatively high.