The actual fact is that there are a lot of diseases that lead to itchy facial bags, including eczema, contact dermatitis, papular urticaria, flat warts, etc. Different situations can take the appropriate treatment. 1, eczema: often manifested as small papules, papules, and small blisters, and fusion into a piece, often accompanied by significant itching. The treatment can be oral loratadine or cetirizine hydrochloride, topical zinc oxide ointment, pimecrolimus cream treatment, severe cases can be short-term topical glucocorticoids such as mometasone furoate cream or hydrocortisone butyrate cream; 2, contact dermatitis: due to the skin and external animal, plant or chemical irritants after direct contact with the inflammatory reaction, lesion manifestations include erythema, swelling, papules, blisters The lesions include erythema, swelling, papules, blisters, etc., with itching. It is necessary to find the cause of the disease, remove the suspected irritant or allergen in time, and carry out anti-allergic and anti-inflammatory treatment; 3. Papular urticaria: allergic reactions caused by insect bites, clinically characterized by scattered, slightly hard papules, and conscious itching. The patient can take oral antihistamines, such as Benadryl, chlorpheniramine, etc., while the external use of glyburide lotion to effectively stop itching; 4, flat warts: can appear light brown or light white, corn to rice size flat papules, accompanied by a slight itching sensation, caused by human papillomavirus infection. You can use topical medication, such as vitamin A acid cream, adapalene gel, imiquimod cream or zebracho cream, etc.; 5, other: may also appear in other diseases secondary to skin adverse reactions, such as hyperthyroidism, renal insufficiency, systemic lupus erythematosus, rheumatic fever, etc. can cause rash, with itching, need to go to the hospital to clearly diagnose the treatment of the original disease. If the situation is difficult to control need to promptly go to the hospital for examination, clear cause and then symptomatic treatment. Minimize the intake of fried and spicy foods and avoid foods that may induce allergies.