Pustules in children may be caused by mosquito bites, infection with pathogenic microorganisms, and exuberant secretion of sebaceous glands. Different causes of pustules, treatment methods are different, including general treatment, drug treatment, surgical treatment. 1. Mosquito bites: mainly occur in summer, or mosquitoes more places, some mosquitoes may carry some pathogenic microorganisms, after biting the child can cause local itching, redness and swelling, it is possible to form pustules, can use some mosquito repellent items. When the symptoms are serious, you can follow the doctor’s instructions to apply some anti-infective drugs, such as fusidic acid cream and so on. 2. Infected with pathogenic microorganisms: if the child is infected with various bacteria, viruses, commonly found in Staphylococcus aureus, type B hemolytic streptococcus infection, usually form pustules, it is recommended to use boric acid solution under the guidance of the doctor to clean the affected area, dry and apply mupirocin ointment locally, or oral antibiotics, such as cefixime granules and so on. Serious cases can go to the hospital for surgical incision and drainage treatment. 3. Sebaceous gland secretion: if not often to children’s head and face to do cleaning, children’s head oil secretion, dandruff accumulation, it is easy to block the hair follicles and sebaceous glands, triggered by folliculitis, followed by local pustules. Under the guidance of the doctor, local application of mupirocin, polymyxin B ointment, oral or intravenous infusion of azithromycin. It is recommended that treatment be carried out under the guidance of a doctor.