Drug abortion 1 week existence of coitus has no effect, this is to be based on their own performance to be able to carry out a detailed judgment. In principle, the drug abortion is required to come to a menstrual period after the clean 3 days before you can cohabit, if cohabit too early, it will cause the chances of poor recovery of the uterus occurs. Drug abortion 1 week, this time there will be bleeding, coitus during this period, will cause endometritis, salpingitis, pelvic inflammatory disease may even cause high fever, abdominal pain. At present, if there is no such situation, you can first observe, as long as the bleeding ends in about 10 days, there is no big problem. If the bleeding has ended 1 week after the abortion, and intercourse at this time does not cause abnormal bleeding or abdominal pain, you can observe at this time. If possible, go to the hospital after 10 days to do ultrasound, to determine whether the tissue in the uterine cavity has been drained, according to the situation is to decide whether to take oral medication for anti-inflammatory treatment.