Contact dermatitis is not yet completely eradicated, but can be alleviated by a combination of lifestyle changes, physical therapy, oral and topical medications. 1. Lifestyle improvement: try to stay away from known allergens, pay attention to rest, reduce stress, avoid contact with spicy substances such as alcohol and tobacco, strengthen exercise, usually can take probiotics to improve intestinal health, enhance immunity. 2. Physical therapy: you can use photorejuvenation and other photoelectric machines, the use of different spectral red and blue light to the dermatitis local irradiation. 3. Oral medication: Antihistamines such as diphenhydramine, cetirizine, chlorpheniramine and diclofenac sodium can be used for allergies. If there is a combination of infections, antibiotics such as roxithromycin, penicillin and cephalosporins can be added. In addition, if the allergy is widespread and oozing occurs, glucocorticosteroids, such as prednisone or dexamethasone, can be given. 4. Topical medication: In the acute stage, the Department of external use of glycerite lotion rinse and 3% boric acid solution wet compresses on the wound. In the chronic stage can be treated with black bean gilded ointment and zinc oxide ointment, such as combined infection can be added with antibiotics such as neomycin, mupirocin and erythromycin to help anti-inflammatory. If the symptoms of contact dermatitis are not relieved, or accompanied by other symptoms, you should go to the hospital in time, to identify the cause and give targeted treatment.