Women with heavy menstrual flow are not recommended to drink brown sugar water during menstruation. Brown sugar water has the effect of activating blood circulation and removing blood stasis. Women with heavy menstrual flow may drink brown sugar water to increase menstrual flow and prolong menstrual cycle, thus aggravating the symptoms of anemia during menstruation. Women with heavy menstrual flow are not recommended to use any food with the effect of activating blood circulation and removing blood stasis during menstruation, which may lead to an increase in menstrual bleeding and serious bleeding. The normal menstrual flow is 20-80 ml. If the menstrual bleeding exceeds 80 ml, it is called increased menstrual flow. If the menstrual bleeding exceeds 80 ml, you can take Yunnan Baiyao or Gonghenian capsule to stop the bleeding. If you have excessive menstrual flow for a long time, you need to go to the hospital to find out the cause and carry out the relevant treatment for the symptoms.