The birth control ring is the birth control ring, on the birth control ring two months after the brown secretion, mostly belong to the abnormal phenomenon, may be due to the side effects of the birth control ring, menstrual disorders, the birth control ring position is abnormal. 1. Side effects of birth control ring: birth control ring belongs to a kind of foreign body, put into the uterine cavity will cause stimulation to the endometrium, causing changes in the endometrium, a small amount of endometrial bleeding phenomenon, and this situation may cause the secretion of brown phenomenon. 2. Irregular menstruation: some women are tired recently, irregular work and rest, environmental changes, etc., may cause irregular menstruation, and some women may have a low menstrual flow, which is easily oxidized, resulting in brown discharge. 3. Abnormal position of the birth control ring: some women place the birth control ring, the birth control ring appeared to move down phenomenon, may also lead to a small amount of bleeding, manifested in the phenomenon of brown discharge. Two months after the birth control ring brown discharge, generally considered abnormal phenomenon, it is recommended to go to the hospital in a timely manner, in the doctor’s interview with the relevant projects, combined with the examination, to clarify the cause of the disease, for the cause of the treatment.