The face is itchy and swollen, considering solar dermatitis, urticaria, contact dermatitis and so on. 1. Solar dermatitis: related to ultraviolet radiation, there will be redness, swelling, burning, pain, you can use boric acid solution wet compresses, local use of glycerite lotion and hydrocortisone butyrate cream. When the symptoms are more serious, you can take oral cetirizine hydrochloride, loratadine, etc.. 2. Urticaria: Some urticaria can only manifest as diffuse facial flushing, edema, accompanied by itching, if there are no other uncomfortable symptoms, you can take oral chlorpheniramine, cetirizine and so on to relieve, but if the lesions are secondary to the whole body, or the emergence of chest tightness, dyspnea, abdominal pain, and other symptoms, you need to go to the hospital in time to see a doctor. 3. contact dermatitis: if the face using cosmetics containing allergenic ingredients, skin care products, or recent hair coloring, perm, etc., allergic to hair dyes can also appear facial erythema and edema, first of all, should be avoided to re-exposure to such substances, according to the condition of the discretionary choice of topical and oral medication medication, such as boric acid lotion, cetirizine, loratadine, etc.. Itchy and swollen face, to consult a doctor in a timely manner, by the doctor to clarify the cause of standardized treatment, if you need to use drugs, should strictly comply with the doctor’s instructions, to avoid adverse consequences.