When patients have symptoms of allergy to cosmetics, they should immediately stop using all cosmetics, and use warm water to wash their faces, and then apply drugs under the guidance of a doctor to deal with specific symptoms: 1, if the local redness and swelling is obvious, you can follow the doctor’s instructions to use rehabilitation new liquid or cypress liquid to wet gauze and then apply cold wet compresses for 20-30 minutes / time, which can help to quickly reduce swelling, and at the same time temporarily apply topical mometasone furoate ointment or ethoxymethylphenidate ointment for treatment. If itching is still intense or the local treatment is not effective, you can apply tannisol ointment or butyl flufenamic acid cream as prescribed by the doctor, and at the same time take oral anti-allergy medication, such as loratadine tablets, levocetirizine tablets, salicylic acid tablets, and other medications. Levocetirizine tablets, olopatadine hydrochloride tablets, compound glycopyrrolate tablets, montelukast sodium chewable tablets, etc.; 3. If there is erosion and exudation, you can apply compound polymyxin B ointment, and after drying and crusting, you can apply topical zinc oxide oil, black bean distillate ointment, calcium-regulated phosphatase inhibitors, such as tacrolimus ointment and pimecrolimus ointment for treatment. In addition, patients should be aware that antihistamines should be discontinued 48 hours prior to any skin allergy test because they clear or reduce the skin’s positive response to all allergens.