Acne is usually referred to as acne, which is associated with Propionibacterium acnes infection and accumulation of sebaceous gland secretions in hair follicles, and is characterized by recurrent inflammatory papules, pustules, nodules, and cysts as its main clinical manifestations. The redness and swelling of acne on the chin is a sign of increased inflammation of the disease, and the treatment is divided into local and systemic treatment. 1. Local treatment: topical retinoic acid cream, should be used at night before bedtime, avoid sun exposure during the use of drugs. For inflammatory papules and pustules, antibiotic ointment such as fusidic acid cream and clindamycin hydrochloride gel can also be used. 2. Systemic treatment: Inflammatory papules and pustules can be treated with oral minocycline hydrochloride capsules, and sun protection should be observed during the medication; nodular cystic acne should be treated with oral isotretinoin soft capsules. During the period of taking the drug, blood lipids and liver function should be checked regularly, avoid taking the drug with tetracyclines such as minocycline at the same time, and prohibit the preparation for pregnancy during the period of taking the drug and 3 months after stopping the drug. Acne inflammation aggravation should be timely consultation, follow the doctor’s instructions for standardized treatment, the drug should be used under the guidance of a doctor, do not self-medication.