Intermittent bleeding after abortion is a common manifestation after abortion, caused by the discharge of a small amount of residual tissue and stagnant blood in the uterine cavity, or seen in the endometrial recovery bleeding, which usually lasts 1-2 weeks, and the amount of bleeding will gradually decrease. However, if the amount of bleeding is relatively large, purple and dark, lasting for a long time, or accompanied by small abdominal pain, it may be secondary infection or incomplete abortion, etc., you need to go to the hospital in time to clarify the specific causes and give timely targeted treatment. 1, incomplete abortion: more tissue residue in the uterine cavity after abortion, that is, the abortion is not clean, is the most common cause of intermittent bleeding after abortion, do vaginal ultrasound Vaginal ultrasound and blood test for HCG can give a clear diagnosis. If the miscarriage is incomplete, you can follow the doctor’s instructions to use the contraction medicine treatment, such as motherwort, uterine blood, etc., if necessary to clear the uterus; 2, secondary infection: after the abortion, the patient’s body is weak, prone to pathogenic bacteria infection, induced pelvic inflammatory disease, cervicitis and other lesions, these lesions will lead to abnormal bleeding in the vagina, thus making intermittent bleeding after the abortion. At this time, the patient will mostly appear abdominal cramps, pain, painful intercourse, increased vaginal discharge and other manifestations, according to the pathogenic examination results and the severity of the patient’s disease, choose antibiotic treatment; 3, poor uterine regeneration: seen in a large amount of vaginal bleeding after abortion, accompanied by symptoms of lumbago and lower abdominal cramps, diagnostic scraping should be performed to confirm the diagnosis, treatment can follow the doctor’s instructions to apply pro-uterine contraction drugs, such as motherwort granules, misoprostol, etc. After the abortion, it should be noted that sexual intercourse and bathing are prohibited for 1 month. If you do not plan to have children, you should actively do a good job of contraception to avoid the second abortion surgery damage to the body.