Medication abortion is harmful to the body, the time required for medication abortion is within 49 days, the rate of incomplete abortion is relatively high, able to reach about 10%, the vaginal bleeding is relatively long, most of them can only be cleaned up in about 10 days. If there is an incomplete abortion, it is necessary to scrape the uterus again, because the endometrium is already congested, edema and inflammatory reaction, if you need to scrape the uterus on the endometrium of the greater damage, easy to injure the basal layer, after the operation is prone to cause the endometrial damage, or the uterine cavity of the adhesion, the impact on the future of the pregnancy. Due to the long bleeding time of medication abortion, it is easy to cause bacterial infection, also easy to cause inflammation of the endometrium, which is not good for the future pregnancy, this is the most direct harm of medication abortion.