Women discharge brown vaginal discharge after the IUD, is due to the ring in the uterine cavity to stimulate the endometrium caused by the endometrium of a small amount of shedding of the uterine lining caused by bleeding, but also a side effect of the IUD, 3-6 months after the gradual recovery, but also can take medication to stop bleeding treatment, such as Anlao blood, phenol sulfonyl ethylene glycol, yunnan baiyao capsule. It may also be aseptic endometritis caused by the IUD, resulting in the discharge of brown secretions. In addition to taking medication to stop bleeding, antibiotics need to be taken for treatment, such as amoxicillin capsules, metronidazole. In addition, it may also be caused by downward displacement of the ring. Ultrasonography is recommended, and the ring can be removed if downward displacement occurs. When a woman has symptoms, she should go to the hospital to find out the cause of the disease, and then take symptomatic treatment. After the ring is put on, she should go to the hospital regularly for ultrasound to check whether the ring has moved down or fallen off.