Pimples is acne, acne can be treated with general treatment, medication, photodynamic therapy and other treatments as prescribed by the doctor. 1. General treatment: usually keep your face clean, remove your face after make-up, and keep a light diet, eat less oily, spicy and stimulating food. 2. Drug treatment: under the guidance of a doctor, you can use topical retinoic acid drugs, such as retinoic acid cream, to achieve the effect of regulating the epidermal keratinocytes, but also combined with topical antibiotics, such as fusidic acid cream to play a bactericidal and anti-inflammatory effect. 3. Photodynamic therapy: Photodynamic therapy can eliminate Propionibacterium acnes in the affected area through photodynamic effect, reduce facial inflammation and promote acne recovery. If you have acne on your face, it is recommended that you go to the hospital and follow the doctor’s instructions for corresponding treatment.