There will be a small amount of brown discharge after abortion, generally lasting about 7 days, which is a normal phenomenon, if more than 10 days have not been discharged, you should promptly go to the hospital for examination to confirm the diagnosis, the main reasons may be uterine cavity residue, poor uterine rejuvenation, intrauterine infection, uterine fibroids, etc., need to clarify the cause of symptomatic treatment. Common causes and treatment 1, uterine cavity residue: in addition to brown discharge, there is bleeding, sometimes more and sometimes less, internal clots, accompanied by paroxysmal abdominal pain symptoms, you should go to the hospital for ultrasound examination, if there is a small amount of residue, you can follow medical advice to use pro-uterine contraction drug treatment, such as motherwort granules, postpartum by stasis particles, etc., if necessary, clean the uterus again; 2, poor uterine regeneration: there can be a lot of vaginal bleeding, accompanied by back pain and lower abdominal cramps symptoms, diagnostic scraping should be performed. The diagnosis should be confirmed by diagnostic scraping, and the treatment can be done by applying antibiotics and pro-uterine contraction drugs such as roxithromycin and misoprostol as prescribed by the doctor; 3. Intrauterine infection: there can be brown discharge with foul smell, abdominal pressure pain, accompanied by fever, and blood tests and cervical smear should be performed. Irregular bleeding, vaginal fluid with bad smell, lower abdominal swelling, pain and other symptoms, ultrasound, MRI and hysterosalpingography should be performed to confirm the diagnosis after diagnosis by the doctor, feasible drug treatment to reduce the size of fibroids and improve excessive menstrual bleeding, such as mifepristone, levonorgestrel, etc. In serious cases, myomectomy treatment is feasible. After abortion, you should pay attention to rest, get out of bed appropriately, do not engage in physical labor for half a month, eat more nutritious food, such as lean meat, eggs, milk and beans, etc. Avoid eating stimulating food, such as chili, wine, etc. You should not have intercourse before your menstruation resumes. When the amount of bleeding is more than the amount of menstruation and lasts longer, you should pay attention to visit the hospital in time.