Metal allergy application drugs are also antihistamines, including levocetirizine hydrochloride capsules, one capsule every night, or olopatadine hydrochloride tablets once a day in the morning and once a day in the evening, and also with compound glycyrrhetinic acid capsules 3 times/day, 2 capsules/time. If the allergy is more serious, it is also necessary to intravenously order 200 ml of compound glycyrrhizic acid monoammonium S sodium chloride injection 1 time/day. If the situation is more severe with a large area of erosion and exudation, you can apply methylprednisolone injection or intramuscular injection of compound betamethasone injection once temporarily. In the choice of topical medication, if there is exudation such as this, you can apply fusidic acid ointment or compound polymyxin b ointment. In case of erythema, papules, such a relatively dry rash, you can apply topical mometasone furoate ointment once a day. Alcohol needs to be avoided during the treatment period.