On the first day of menstruation, if the menstrual flow is not heavy and the possibility of pregnancy is ruled out, you can drink motherwort. Motherwort itself has the effect of activating blood circulation and eliminating blood stasis, which can treat lower abdominal pain during menstruation and improve the effect of low menstrual flow. If you have low menstrual flow or dysmenorrhea, it is best to go to the hospital for the appropriate examination to understand the cause of the low menstrual flow and then give the appropriate treatment according to the cause. In addition, dysmenorrhea is also divided into primary dysmenorrhea and secondary dysmenorrhea, so to find out the cause for better treatment, in order to completely get rid of the pain caused by dysmenorrhea. If you take motherwort when you have your period, it is best to use brown sugar to boil motherwort together for better results.