Motherwort granules and combinations can be taken orally during menstruation because they can regulate the menstrual cycle, help the uterine lining to shed quickly, may help to make the menstrual cycle more regular, and may even improve the occurrence of menstrual cramps. If motherwort granules are used to regulate the menstrual cycle, it usually takes 7-10 days of oral intake to have an effect. If it is to relieve menstrual cramps, it is recommended to take it orally for about five days to get relief. If the menstrual flow is relatively small or dark brown discharge, may be due to the endometrium shedding slower and caused, in the oral motherwort need to regulate, it is recommended to take oral need about seven days to achieve the role of regulation. Motherwort if a long time to regulate the menstrual cycle chaos, it is recommended to take three months of oral time, may have better results.