The main role of the tincture is to regulate qi and blood, activate blood circulation, moisturize the skin and stop itching, but also has the role of removing white spots, and also has a certain role in hair growth. Generally for the skin cell metabolism occurs obstacles, as well as autoimmune defects caused by skin damage, has a certain therapeutic effect. In the clinic is usually mostly used for vitiligo, flat warts, baldness, and pruritus, and even neurodermatitis, have a certain therapeutic effect. However, because of the strong irritation of the drug, especially for the more sensitive skin, need to be used with caution. Because the tincture inside the tincture of tonic is mainly 75% alcohol, it is more irritating to the mucous membranes of the skin. In case of adverse or allergic reactions, the drug needs to be stopped promptly.