Impetigo is a common bacterial infectious skin disease, in addition to the need to pay attention to life management, to keep the skin clean, can be treated with drugs, if necessary, physical therapy. 1. Life management: patients with impetigo should pay attention to personal hygiene and keep the skin clean. In addition, impetigo is highly contagious, patients should be properly isolated, and clothes, towels and utensils touched by patients should be sterilized. 2. medication: impetigo occurs mainly by staphylococcus aureus, type b hemolytic streptococcus and other infections, the treatment of drugs to antibiotics, systemic treatment drugs preferred penicillin or cephalosporin, penicillin allergy can be selected clindamycin. At the same time, local topical mupirocin ointment, compound polymyxin B ointment and other antibiotic ointment can also be used for treatment. 3. Physical therapy: helium-neon laser and semiconductor laser can be used to irradiate the affected area if necessary. The use of drugs should be under the guidance of medical professionals to avoid adverse reactions.