Mugwort has the efficacy of warming menstruation and stopping bleeding (warming the body’s meridians to stop bleeding in the body), dispersing cold and relieving pain (relieving pain by removing cold from the body). Clinically, it is mainly used for treating symptoms such as vomiting blood, epistaxis, and disintegration (excessive menstrual flow or dribbling). Mugwort leaf, bitter, pungent, warm in nature; slightly poisonous. It belongs to the liver, spleen and kidney meridians. It is used in treating excessive menstruation, fetal leakage (small amount of vaginal bleeding in early pregnancy) with hematemesis, cold pain in the abdomen, irregular menstrual cold and infertility in the uterus. It can also be used externally to treat itching of the skin, and vinegar and mugwort charcoal to warm the menstruation and stop bleeding, used for bleeding due to deficiency and cold. It should be noted that it should be used with caution in cases of Yin deficiency and blood heat. If you need to use mugwort, please use it under the guidance of a professional doctor.