Mugwort has the efficacy of warming menstruation, stopping bleeding, dispersing cold and relieving pain, regulating menstruation, stabilizing the fetus, and dispelling dampness and relieving itching when used externally. Because of its pungent and warm medicinal properties, mugwort should not be used by patients who are recognized by traditional Chinese medicine practitioners as having a deficiency of yin and internal heat. 1. Warming menstruation and stopping bleeding: generally used for cold bleeding, such as women’s leakage (excessive menstruation or more than a few drops), for bleeding caused by blood-heat paranoia (heat causes blood to go out abnormally), can also be used with wormwood to stop bleeding with drugs that cool the blood. 2. Dispersing cold and relieving pain: Fresh mugwort is pungent and warm in nature, which can warm the meridians, dispel cold and dampness and relieve pain, and can be used for irregular menstruation, cold pain in the abdomen, abdominal pain during menstruation and other conditions. 3. Regulate menstruation and stabilize the fetus: Mugwort into the three yin meridians and go straight to the lower Jiao, can disperse cold pain, warming the uterus to help pregnancy, especially for the treatment of lower Jiao cold or cold guest uterus of the key drugs. 4. Dampness and itching: mugwort decoction external wash, with the effect of dampness and itching, can be used to treat skin eczema and itching. Mugwort belongs to the Chinese medicine, should be in the doctor for identification after the use of the drug. When discomfort occurs, you should go to the hospital in time.