The best thing about abortion or medication is that it depends on the week of pregnancy as to which abortion is suitable, and there are advantages and disadvantages to each of them. 1. medication abortion: medication abortion can only be used to terminate intrauterine pregnancy within 49 days of conception, usually the drug of choice is mifepristone, the advantage of medication abortion is more convenient, without the operation of the uterus, but the disadvantage is that the intrauterine tissue may not be able to remove clean. If there is any tissue left in the uterus, it is necessary to do further purging to remove the residual tissue in the uterine cavity. 2. abortion: abortion is suitable for intrauterine pregnancy within the third month of pregnancy, is a surgical method, the embryo in the uterine cavity from the uterine cavity suction, this process will cause damage to the uterine lining, and may even lead to perforation of the uterus. However, the advantage is that it has a high success rate and usually does not require a second surgery. There are advantages and disadvantages to both medication abortion and artificial abortion. There is a certain failure rate of medication abortion, and if the medication abortion fails, a second removal surgery is required.