Brownish discharge 1 month after the operation, may be menstruation, normally speaking, 1 month after the operation will come to normal menstruation. If you simply have a brown discharge for 1 day, and there is a lot of bleeding between 2-4 days, this time is menstruation, it is recommended to observe for 2-3 days, if it becomes more is a normal phenomenon, will not affect the health of the body. For example, 1 month after the purging surgery 1-5 days between the presence of brown discharge, this suggests that there will be menstruation, but due to the trauma of the operation, this time the lining becomes thin, may also cause menstruation less happened. It is recommended to go to the gynecology department of the hospital for ultrasound examination to determine the condition of the uterine lining. If necessary, you can take oral short-acting contraceptives Yusmin, Yusiyue or Daying-35 for 3 months to help the lining of the uterus grow and restore normal menstrual cycles.