The reason why you can’t do a medical abortion on the 35th day of pregnancy may be that the embryonic tissue is too small, and it can’t be completely discharged from the body during the medical abortion, which may easily lead to an incomplete abortion, and you need to do a purging operation again. The drug abortion needs to be carried out within 49 days, individual gestational sac development is too large or development is too small will affect the effect of the drug abortion, the gestational sac is too large is not able to the drug abortion, to prevent the emergence of the situation of the abortion is not clean. When you can’t have a medical abortion, you need to check the specific cause, if the embryonic tissue is too small, you can wait a few days and then have a medical abortion, if it is caused by other reasons, you need to try to do abortion surgery. When the medicinal abortion is not clean, you need to go to the hospital to do purging surgery to avoid inflammation in the uterine cavity, and you need to go to the hospital to do ultrasound testing within a week after the medicinal abortion to see if there are any other residues in the uterine cavity. In addition, women’s body structure is relatively special, when there is no plan to have a child, try to do a good job of sexual safety measures, multiple drug abortion or abortion on the uterus damage are relatively large.