Acne is usually referred to as acne, acne belongs to the more common hair follicles sebaceous glands chronic inflammatory skin disease, patients can be eliminated through life conditioning, medication, physical therapy and other methods. 1. Life management: pay attention to scientific skin care, use warm water to wash the face, remove excess oil, dander and bacteria on the skin surface, but not excessive cleaning, pay attention to oil control and moisturizing, external use of mild moisturizing milk. Usually avoid squeezing acne with hands to avoid infection. Appropriately limit the greasy, high-sugar foods that may trigger or aggravate acne, keep bowel movement smooth, and avoid staying up all night. 2. Medication: Patients can use topical retinoic acid cream, benzoyl peroxide and other drugs, combined with fusidic acid, clindamycin and other ointments to treat acne, polymerized acne and fulminant acne can be used in the appropriate amount of prednisone. 3. Physical therapy: For patients with acne vulgaris, red and blue light irradiation can be combined to destroy Propionibacterium acnes through photodynamic effects, which is conducive to reducing the local inflammatory response and improving the patient’s symptoms. After the diagnosis of acne, patients need to cooperate with the doctor as soon as possible, can reduce the adverse effects of the disease.