After an abortion, the recovery of the uterine lining needs a process, at least 28-30 days, and it usually takes 28 or 30 days before menstruation occurs after an abortion. If you have not had your period for more than a certain period of time, it is considered that there is damage to the lining of the uterus. To go to the hospital registered gynecology for ultrasound examination, determine the thickness of the uterine lining, according to the thickness of the uterine lining to decide whether to take oral medication to promote menstruation to repair the lining. At the same time, because some women will be worried about the situation of delayed menstruation, you can take short-acting contraceptives after abortion, such as Yusmin, Yusiyue or Daying-35, to regulate the role of the menstrual cycle, but also to repair the lining, to help menstruation to come quickly, generally three months of oral can be fully restored to the normal form. However, if there are some surgical damages that can’t be repaired, such as adhesions in the uterine cavity, you need to have regular checkups.