When the chickenpox infection pus is generally indicates a bacterial infection, mild infection can be taken topical antibacterial drugs, severe infection should be added to the systematic oral antibacterial drugs. Mild infection can use antibiotic ointment such as mupirocin ointment, levofloxacin hydrochloride ointment, compound polymyxin B ointment and so on to carry on local rubbing. In addition to skin surface care, oral antibiotic therapy is needed to fight infection, and close monitoring is also needed. Antibiotics should be used under the supervision of a doctor, unauthorized use of such drugs not only can not improve the symptoms, but may also delay the condition. At the same time, pay attention to the hygiene of the pus area and keep the pus area dry, after the pus is pus, pay attention not to scratch the pustules to avoid aggravation of the infection. In the diet, we should pay attention to eat more light and easy to digest food, avoid eating spicy stimulating or easy to allergic food. Chickenpox infection after pus if not treated in time may lead to systemic infection, it is recommended to go to the hospital as soon as possible, follow the doctor’s instructions for medication, so as not to aggravate the condition.