If you haven’t had your period after 46 days of painless abortion, you should rule out whether the incomplete evacuation of the uterus has led to the continued development of the gestational sac, or the uterine cavity has adhesions, and then you should have an evacuation of the uterus and regulation of the menstrual cycle or separation of the uterine cavity from the uterine cavity, respectively. After painless abortion, you will have a normal menstrual period in about 30 days. If you don’t have a period beyond this time, we suggest you to consult a doctor to determine whether it’s the incomplete evacuation of the uterus or the endometrial adhesion problem. 1. Incomplete evacuation of the uterus may be caused by irregularities in the shape of the uterine cavity or other reasons, which may be manifested by the vaginal discharge and the continued development of the gestational sac. If the gestational sac continues to develop, then menstruation will not occur normally, and hospitalization is needed to perform another hysterectomy. 2. Endometrial adhesion is caused by injury to the muscle layer during surgery or a history of endometritis. Clinical manifestations include failure of menstruation or even amenorrhea. If the endometrial adhesion first adjust the menstrual cycle for three months, if not effective, then endometrial separation surgery, placed intrauterine device to prevent re-adhesion. In addition, painless abortion 46 days without menstruation, may also be caused by endocrine disorders, it is recommended to carry out gynecological ultrasound, hormone six and other tests to determine the cause of the oral medication, such as dextroprogesterone and so on. Painless abortion after menstruation can not come on schedule must go to the hospital, improve the relevant examination to clarify the cause of the disease, according to the situation of specific selection of a clear treatment program, so as not to cause adverse consequences.