Symptoms of oatmeal allergy can be characterized by the urticarial rash of wind clusters, but also by an eczema-like rash of erythema, papules, scales, scratches, crusting, vesicles, and exudation. For an urticarial rash, oral anti-allergy medications, such as levocetirizine hydrochloride capsules, and topical glyburide lotion can be used. For rashes like eczema, if there is vesiculation and exudation, apply topical fusidic acid ointment and topical 2% boric acid solution, both twice a day, or for erythematous, papule-like rashes, apply topical hydrocortisone butyrate ointment with bupropion ointment, mixed with topical application twice a day. If all the above cases are very obvious itching, you can also intramuscular injection of chlorpheniramine maleate injection, and at the same time during the treatment period need to avoid spicy, irritating diet, can no longer take oats or oat products, so as not to aggravate the occurrence of allergies.