Boys 13 to 15 years old with acne (i.e., acne) can take general treatment, medication, physical therapy and other ways to improve as prescribed by the doctor. 1. General treatment: 13 to 15-year-old male patients with acne should get enough sleep in their daily life and avoid staying up late. At the same time, they should try to eat less spicy, greasy and sweet food to avoid aggravating the condition. 2. Medication: patients can use topical retinoic acid cream, tazarotene gel and other retinoic acid drugs, which can dissolve acne and anti-inflammatory effect. For moderate and severe acne, you can take oral minocycline and other antibiotic drugs, which can play a role in sterilization. 3. Physical therapy: For mild and moderate lesions, you can combine red and blue light to irradiate the local area and carry out photodynamic therapy, which utilizes the photodynamic effect to play the role of sterilization and anti-inflammatory. For 13 to 15-year-old boys with acne, it is recommended to go to a regular hospital to check, with the doctor standardized treatment.