Urticaria can develop on the face, but also on different parts of the body: head, face, trunk, limbs, hands, feet, lips and the skin-mucous membrane junction of the vulva. Urticaria can also develop in specific areas, such as the mucous membranes of the gastrointestinal tract and the respiratory tract. In the treatment, according to the different degrees of severity of the disease to choose to use drugs, for example: the patient is more serious, there are large areas of the whole body of the wind and erythema, respiratory difficulties, gastrointestinal mucosal edema caused by diarrhea, abdominal pain, you need to be static compound glycyrrhizic acid monoammonium S sodium chloride injection, intramuscular injection chlorpheniramine maleate injection, as well as dexamethasone injection. If the patient is mild, oral antihistamines can be taken alone, such as: levocetirizine hydrochloride capsules, chlorpheniramine maleate tablets and so on.