After the use of acne inhibitor gel allergic redness and swelling, you need to stop using it immediately, and then with life conditioning, medication and other methods of relief. 1. Stop using: once the allergy redness and swelling occurs, the first thing to do is to stop using the medication, to avoid continuing to use it, which may lead to the area of the skin to become more sensitive, causing skin irritation and aggravating the symptoms of redness and swelling. 2. Life management: need to use water to wash the skin parts of the ointment, recently, avoid using irritating facial cleanser or skin care products; can not scratch the red and swollen parts of the need to do a good job of sunscreen when you go out, to avoid ultraviolet radiation stimulation. 3. Medication: If the red and swollen parts are accompanied by itching, you can apply local glycerine lotion or mometasone furoate cream to relieve the symptoms, and if necessary, take oral loratadine tablets, cetirizine hydrochloride tablets and other antihistamine drugs. It is recommended that patients strictly comply with the doctor’s instructions to use medication, the emergence of uncomfortable symptoms, the need for timely medical examination and treatment, not indiscriminate use of medication.