Fever with elevated white blood cells and C-reactive protein is usually seen in patients with pneumonia, acute tonsillitis and other bacterial infections, with different causes and different treatments, and common treatments include medication, surgery and so on. Common treatments include medication, surgery, etc. The details are as follows. 1. Pneumonia: Sensitive antibacterial drugs such as amoxicillin, levofloxacin and ceftazidime can be selected under the guidance of physicians. For the combined fever, cough and phlegm symptoms, can be appropriate to add antipyretic drugs (acetaminophen, ibuprofen, etc.), cough and phlegm medicines (such as aminoglutethimide, acetylcysteine, ketotifen, dextromethorphan, etc.) to improve the symptoms. 2. Acute tonsillitis: mainly active anti-infection, such as penicillin, and symptomatic supportive treatment, including the use of antipyretic drugs such as ibuprofen, acetaminophen, etc., most of them may be cured, and once recurrent episodes, which may lead to local or systemic complications such as the need for tonsillectomy treatment. If fever, elevated white blood cells and C-reactive protein occur, it is recommended to go to the hospital, after clarifying the cause of the disease by a specialist to formulate a treatment plan, medication should be used under the guidance of a physician, do not self-medication.