Old recurring pimples on the cheeks and chin may be related to acne, folliculitis, papular urticaria and other conditions, and should be relieved by life modification, medication and physical therapy under the premise of clarifying the causes. 1. Acne: patients can be treated with oral isotretinoin, local application of benzoyl peroxide gel, adapalene gel, vinpocetine cream and other medications if necessary, and red and blue light irradiation for severe cases. At the same time, pay attention to facial cleanliness and hygiene, avoid eating too much spicy and greasy food. 2. Folliculitis: need to maintain hygiene, can not squeeze folliculitis, can be applied locally fusidic acid cream, erythromycin ointment and other treatments, if the inflammation is serious, but also with oral penicillin V potassium tablets, amoxicillin granules and other treatments. 3. Pemphigus urticaria: Pemphigus urticaria needs to stay away from allergens, minimize the erosion and damage of ultraviolet rays on the skin, avoid excessive scratching of the skin, and not use irritating skin care products. Oral loratadine tablets, fexofenadine tablets can be treated. It is recommended that the patient consult a doctor in time, actively cooperate with the doctor with medication, not self-medication, in order to avoid misunderstanding the condition and cause danger.