Pimples become white pustules, considering the secondary infection of acne, can be adjusted through general treatment, drug treatment, surgical treatment and other measures. 1. General treatment: keep the skin clean and hygienic, avoid squeezing and scratching, eat more fresh vegetables and fruits, and don’t eat stimulating, spicy and greasy food. 2. Medication: After routine disinfection with iodophor, erythromycin ointment, fusidic acid cream and other medications can be used externally; after the inflammation subsides, retinoic acid ointment, adapalene gel and other medications can be used to treat acne. 3. Surgery: If an abscess is formed and the pus cannot be discharged on its own, surgical incision and drainage can be considered to discharge the purulent secretion. It is recommended to go to the hospital for examination first, and use medication under the guidance of the doctor to avoid abusing medication by yourself.