After a month of drug abortion, as long as the normal menstruation, the menstruation is clean, you can cohabit. But no menstruation before do not cohabit, although to a month can not cohabit, because the drug abortion for women’s menstruation has an impact, may cause menstruation delay, if at this time to have sex, may cause unwanted pregnancy. Because of the drug abortion use of drugs, can disrupt the normal endocrine, so there may be delayed menstruation, the phenomenon of ovulation, wait until the normal menstruation, menstruation can be cleaned up after the coitus. But no matter when you have sex, you must do a good job of effective contraception to avoid unwanted pregnancy, because continuous abortion for women is more harmful.