Being 15 weeks pregnant and having brown discharge for two days does not necessarily require hospitalization. The need for hospitalization is determined by the condition of abdominal pain and brown discharge. 15 weeks pregnant belongs to the middle pregnancy, the fetus is in a relatively stable stage, according to the actual situation to decide whether to hospitalize. 1. need to be hospitalized: 15 weeks pregnant brown discharge for two days, if accompanied by lower abdominal pain, feeling of falling, brown discharge continues to increase, etc., is considered a sign of preeclampsia, need to be hospitalized to protect the fetus treatment. 2. 15 weeks pregnant, brown discharge for two days, if there is no obvious abdominal pain, lumbago and lower abdominal pain, brown discharge gradually reduced, ultrasound examination of the intrauterine fetal development is normal, there is no liquid dark area in the uterine cavity, etc., you can rest at home to observe, do not need to be hospitalized for the time being. Clinical 15 weeks pregnant, brown discharge for two days, if the symptoms continue to aggravate can not be relieved, it is recommended to go to the hospital in time for treatment.