Skin infections and purulent diseases, including acute cellulitis, boils, carbuncles, etc., can choose to use local erythromycin ointment and other drugs, and if necessary, can follow the doctor’s instructions to take a variety of oral antibiotics. 1. Boils and carbuncles: local treatment is the main, mild cases can be treated with local iodophor, ichthyol ointment and other drugs, and take amoxicillin, cefaclor and other antibiotic treatment. If there is a generalized fever and other symptoms, intravenous use of injectable penicillin, cefuroxime and other antibiotics. If the local abscess formation and accompanied by fluctuating feeling, may also need incision and drainage pus, regular change of treatment. 2. Acute cellulitis: Early treatment measures are similar to boils and carbuncles. If the symptoms are severe or there is generalized fever, chills and other symptoms, the first choice is to use injectable penicillin, cefuroxime, levofloxacin and other antibiotics through the intravenous channel, and if there is anaerobic bacterial infections, the use of metronidazole and other drugs can be chosen. If the symptoms continue to worsen, incision and drainage are needed, and regular medication changes are required. If you have a purulent skin infection, you should consult a doctor and follow the doctor’s instructions to be treated accordingly, so as not to delay the condition.