The cervical canal after the drug abortion has a residue do not have to clear the uterus, when the residual tissue and bleeding can be more scraping or negative pressure suction to clear the uterus, residual less can be treated with medication. The medicine is taken under the guidance of the doctor to terminate the early pregnancy method. Medical abortion is prone to the complications of incomplete abortion, when the ultrasound examination after the medical abortion suggests that there are residues in the cervical canal, bleeding and residual tissue can be followed by negative pressure suction or scraping spoon to clear the uterus. However, if there is not much residue and not much bleeding, you can follow the doctor’s instructions to give medication such as oxytocin to promote the discharge of residual tissue. In addition, the drug abortion may appear hemorrhage and other side effects, so the drug abortion must be carried out in a formal rescue conditions of the medical institutions, but also have medical staff supervision, close observation of vaginal bleeding, when there is a large amount of bleeding need to be emergency scraping to terminate the pregnancy. After the abortion, you should also implement safe and reliable contraceptive measures, such as taking short-acting contraceptive pills.