Impetigo generally refers to impetigo, which is an acute purulent skin disease caused by Staphylococcus aureus or hemolytic streptococcus, and impetigo generally should not be squeezed to avoid aggravation of the infection and damage to health. It is recommended that patients take scientific treatment measures, such as drug therapy, physical therapy and other ways to improve the symptoms of the disease. Impetigo is contagious and can easily become prevalent among children. Impetigo can occur on the face, around the lips, around the nostrils and other parts of the skin lesions manifested as herpes papules, blisters, pustules, when the patient occurs skin lesions, do not squeeze or scratching, in order to avoid secondary infection. Once diagnosed with large pustules, patients can use topical wet compresses such as isacridine lactate solution and boric acid solution or antibiotic medications such as mupirocin ointment and fusidic acid cream under the guidance of a doctor. At the same time, it can be combined with helium-neon laser and semiconductor laser, etc. Most patients can improve their prognosis after standardized treatment. Patients with large impetigo need to keep the local skin clean and clear during treatment.