Postpartum fever can be caused by acute mastitis, puerperal infection, etc. Ibuprofen and acetaminophen can be used to reduce fever, and the cause of the fever should be treated. 1. Acute mastitis: the mother manifests as breast swelling and pain, local redness and swelling, fever, if the inflammation develops seriously, the mother will also have chills, high fever, rapid pulse. Antibiotics are used to eliminate the inflammation, such as penicillin and cephradine, and an incision is needed to drain the abscess. 2. Puerperal infection: maternal manifestations of fever, pain, abnormal discharge. Treatment should be given broad-spectrum, adequate amount of antibiotic treatment, such as penicillin, for intrauterine residual infection, the infection foci should be actively dealt with, such as perineal infection, incision and drainage in a timely manner. In addition to taking medication to lower the temperature, women in labor can also use physical cooling methods, cold towels wet compresses, drink more hot water. Pregnant women postpartum fever is recommended to go to the hospital as soon as possible, taking drugs to be taken under the guidance of a doctor.