Facial allergies are usually caused by atopic dermatitis, which can be improved by general treatment, medication, physical therapy and other methods. 1. General treatment: usually look for suspected allergens, avoid eating or contacting allergens, wash with warm water, avoid using irritating toiletries, and do not scratch the affected area with your hands, so as not to aggravate the skin lesions. 2. medication: when there is exudation, you can use boric acid solution on the affected area under the guidance of a professional doctor, apply zinc oxide paste, no exudation, external tacrolimus ointment, hydrocortisone butyrate cream, etc., or oral chlorpheniramine maleate tablets, loratadine tablets, etc., and when there is an infection, you can orally take cefuroxime capsules, erythromycin capsules, etc., to carry on the treatment. 3. Physical therapy: Helium-neon laser, yellow light and cold spray can be applied. When uncomfortable symptoms appear, you need to go to the hospital in time for examination and diagnosis, early targeted treatment, and follow the doctor’s instructions for medication.