Bai Xian Pi has the effect of dispelling wind and detoxifying toxins, clearing heat and drying dampness (removing heat and drying dampness), but the active ingredients of the brew are limited and generally do not achieve therapeutic effects. Bai Xian Pi is the dried root bark of the plant Bai Xian, which is cold in nature, bitter in taste, and belongs to the spleen, stomach and bladder meridians. Bai Xian Pi is used for damp-heat sores, yellow water drenching, eczema, rubella, scabies sores and mange, rheumatism-heat paralysis (often manifested as burning, pain, redness and swelling of joints and muscles, etc.), jaundice and urine redness. White fresh skin of adverse reactions and contraindications are not yet clear, precautions are spleen and stomach cold (spleen and stomach weak cold) people with caution. If White Fresh Peel is used with other drugs, drug-drug interactions may occur, it is recommended to consult a medical professional. Patients with discomfort are advised to seek timely medical attention and need to be treated under the guidance of a physician.