Acne with pimples and closed mouths is the most likely cause of acne. Acne with closed mouths only is mild acne, and the treatment mainly includes general treatment, medication, physical therapy and other treatments. 1. General treatment: Pay attention to daily cleaning of the face, you can use a mild cleanser, also pay attention to a light diet, reduce the consumption of oily, spicy, too sweet food, avoid staying up all night, drastic changes in mood, and so on. 2. Medication: patients can apply topical adapalene gel, retinoic acid cream, etc., which can promote the dissolution of acne and discharge the whiteheads of acne. For patients who want to achieve rapid treatment results, you can also take oral isotretinoin and other drugs. 3. Physical therapy: red and blue light irradiation can be chosen to reduce oil secretion and improve the hyperkeratosis of keratinized cells around the follicle opening, which is conducive to the elimination of acne occlusion and pore reduction. 4. Other treatments: you can be treated by acne removal surgery, acne removal surgery is mainly the use of a rounded end of the quasi-acne parts of the local follicle holes open, so that the skin inside the excess particles of the tissue is gradually discharged, so as to achieve the effect of removing the acne closure, the acne removal surgery. Patients with acne vulgaris should adjust their daily life style in time, and if the symptoms are serious, they need to go to the dermatology department of the hospital in time for standardized treatment if necessary.