Mugwort topical hair wash has the effect of eliminating dampness and relieving itching, and is recommended to be used under the guidance of a doctor. Mugwort, or mugwort leaves, is warm in nature, bitter and pungent in flavor. It belongs to the liver, kidney and spleen meridians. Mugwort can be decocted or crushed for external use, and can also be taken internally. External use of mugwort has the effect of eliminating dampness and relieving itching, and can cure itching and other symptoms of the skin, skin trauma and skin ulcers should not be used. Therefore, the decoction of mugwort can be used to wash the hair to treat scalp itching. Mugwort also has the effect of dispersing cold and relieving pain (relieving pain by removing cold from the body), warming the menstruation and stopping bleeding (warming the human body’s meridians and stopping bleeding in the body), and is often used clinically to treat women’s menstrual disorders, infertility with coldness in the uterus, vomiting blood, nosebleeds, and leakage (excessive menstruation or dribbling), and so on. Caution should be exercised in cases of yin deficiency and blood heat, as well as in cases of ordinary blood loss. It is recommended that patients in need of treatment should consult a doctor in a timely manner and take medication under the doctor’s guidance.