If a woman has been taking traditional Chinese medicine to tonify qi and nourish blood before the onset of menstruation, she should not continue to drink traditional Chinese medicine after the onset of menstruation. She should temporarily stop taking traditional Chinese medicine and wait until the menstrual period is cleared, then continue to drink traditional Chinese medicine to regulate the situation. Because during the menstrual period to drink qi and blood nourishing Chinese medicine, will affect the normal discharge of menstrual blood, resulting in menstrual drenching, avoid drinking during the menstrual period, if you drink before the onset of menstruation to move qi and blood to relieve pain in Chinese medicine, after the onset of menstruation with dysmenorrheal symptoms, you can continue to drink Chinese medicine, to promote the discharge of menstrual blood, to alleviate the symptoms of menstrual cramps. Drinking Chinese herbs that move qi and blood during menstruation has no adverse effect on the discharge of menstrual blood and promotes the toning effect, and the symptoms of dysmenorrhea will be relieved naturally after the discharge of menstrual blood is smooth.