If there is intermittent vaginal bleeding after an abortion, it is more likely that the uterus is not contracting well. You need to take oral motherwort granules or intramuscular injection of uterine contraction and vaginal episodes of misoprostol tablets to promote the contraction of the uterus and help stop the bleeding. It is recommended to use the medicine for 1 week, if the blood volume gradually decreases and disappears, it will be fine, continue to recuperate the body. If the bleeding does not stop, consider that there is residual tissue in the uterine cavity, but also need to go to the hospital to do ultrasound examination, can clearly diagnose. If it is determined that there is tissue in the uterine cavity, it is necessary to do the operation to remove the tissue in time so that the vaginal bleeding can stop and the uterus can return to normal.