Acne is usually due to acne, and the methods to regulate acne include living habits, topical medication, oral medication, and phototherapy. 1. Lifestyle habits: patients need to maintain good habits, diet, minimize dairy products and high sugar foods, try to eat a light diet. Avoid staying up late, avoid sun exposure, use mild cleansing products, and avoid the use of cosmetics with high oil content. 2. Topical medications: For mild acne, you can use topical medications such as adapalene gel, tazarotene cream, fusidic acid cream, and benzoyl peroxide gel. 3. Oral medication: For moderate to severe acne, you can take oral isotretinoin, etc. Female patients can also take oral spironolactone tablets. 4. Other methods: If necessary, red and blue light irradiation, pulsed dye laser, fractional laser and other methods can also be used in conjunction with the treatment. If the patient has acne, should go to the regular hospital dermatology doctor, the use of the above drugs need to be excluded under the guidance of the doctor after the use of contraindications, not indiscriminate use of drugs.