If menstruation is delayed for 12 days and there is brown vaginal discharge, it is often clinically related to the following factors. First, if there is a history of normal sexual intercourse, it is recommended to clinically exclude diseases related to pregnancy. Brownish discharge can occur in cases of preeclampsia after pregnancy, and also in cases of ectopic pregnancy. It is recommended to make a preliminary diagnosis through blood HCG monitoring, and it is also recommended to do ultrasound to understand the location of the gestational sac, according to the results of the clinical treatment should be given. Secondly, due to endocrine disorders caused by delayed menstruation, when the appearance of brown discharge in the clinic indicates the possibility of menstruation. It is recommended to drink hot brown sugar and ginger water, which has the clinical effect of making menstrual blood flow more smoothly and has the effect of regulating menstruation.