Acne around the mouth is mostly considered to be common acne, which can be removed by general treatment and medication. 1. General treatment: For patients with acne vulgaris, a light diet is needed. At the same time, it is necessary to keep the local clean, avoid rubbing and scratching the affected area, in order to prevent secondary infection. 2. Medication: It is recommended that patients follow the doctor’s instructions to apply retinoids, which have the effect of dissolving acne, reducing inflammation and regulating epidermal keratin, and the drugs include azelaic acid, tazarotene, adapalene and other gels. Isotretinoin has the effect of reducing oil secretion and inhibiting abnormal keratinization, which helps to get rid of acne. 3. Physical therapy: patients can also choose photodynamic therapy, based on the principle of photodynamics, using red and blue light to irradiate the local area, with anti-inflammatory, destroying Propionibacterium acnes and other effects. There are many ways to get rid of acne vulgaris, so it is recommended that patients go to the hospital, cooperate with the doctor for standardized treatment, and do not self-medicate.