One and a half months after the abortion surgery did not come to menstruation, according to different reasons to choose different treatment options: First, women again pregnancy caused by menstruation did not come, you can take a blood test blood HCG, at the same time to do ultrasound to determine whether it is the intrauterine pregnancy or ectopic pregnancy, if it is the intrauterine pregnancy has a requirement for pregnancy, you can continue the pregnancy under close observation, if you do not want to keep the choice of medication abortion, if it is the ectopic pregnancy If it is an extra-uterine pregnancy, you can choose surgical treatment or conservative treatment. Second, the endometrium is damaged, the endometrium or the cervix has the possibility of adhesion, to do cervical dilatation surgery or hysteroscopy endometrial adhesion incision surgery, after the operation take tonic Jiale and progesterone to repair the endometrium. Third, the endometrium and ovarian function has not fully recovered, resulting in delayed menstruation, if there is no problem in the examination, you can first observe.