Mugwort and ginger are both Chinese herbs with the functions of warming menstruation and stopping bleeding, dispersing cold and regulating menstruation, dispelling cold and stopping vomiting, and relieving epidemiological heat dissipation. Mugwort is the leaf of Artemisia absinthium, family Asteraceae. It is pungent, bitter and warm in nature, with the function of dispersing cold and relieving pain, warming menstruation and stopping bleeding, and can be used to treat cold pain in the abdomen, cold menstruation, infertility, and blood in pregnancy, etc. It can also be used externally to treat itching of the skin. Ginger is the fresh rhizome of ginger, family Zingiberaceae. It is pungent in flavor and warm in nature. It can be used to treat wind-cold cold, stomach-cold vomiting and cold phlegm cough. Combined together, it can treat cold lower limbs, rheumatism and paralysis, as well as pain in the abdomen during menstruation and stagnation of menstrual blood in women. The medication should be taken under the guidance of a medical professional, and should not be taken on its own to avoid any misunderstanding of the condition.