Facial allergies may be related to exposure to foods, medications, or irritating cosmetics that cause allergies, among other causes. The treatment of facial allergy includes general treatment, local medication and systemic medication. 1. General treatment: First of all, keep the facial skin clean and hygienic, avoid scratching and squeezing, avoid using cosmetics and skin care products, and do not eat fish, shrimp, seafood, chili peppers and other allergy-inducing ingredients. 2. Topical medication: commonly used medications include glycerin lotion, fludioxonil acetate cream, compound dexamethasone ointment and so on. 3. Systemic medication: you can choose antihistamines, such as chlorpheniramine maleate, ibastine, loratadine, etc.; you can also take prednisone, dexamethasone and other glucocorticosteroid drugs. It is recommended that patients with facial allergies go to the hospital in a timely manner, improve the examination to clarify the cause, standardize the treatment under the guidance of the doctor, and the drugs need to be selected and used under the guidance of the doctor.