C-reactive protein 28 recurrent fever may be caused by lung infection, malignant tumor, systemic lupus erythematosus, etc. According to the different causes of the disease, medication, surgical treatment, and general treatment should be chosen to alleviate the symptoms. 1. Lung infection: C-reactive protein is part of the non-specific immune mechanism of the body, and the release of inflammatory factors after infection will stimulate the body’s immune mechanism to rapidly synthesize such proteins and cause fever. You can follow the doctor’s instructions to inject penicillin injection, erythromycin injection and other anti-infective treatment, and at the same time, you can follow the doctor’s instructions to take ibuprofen capsules, dextro-ibuprofen capsules, etc. to relieve the symptoms of fever. 2. Malignant tumor: the spread of cancer cells may stimulate local inflammation causing C-reactive protein elevation and recurrent fever. Tumor resection should be performed according to medical advice to remove the tumor and cut off the cause of fever fundamentally. At the same time, warm water can be used to wipe the patient’s body to relieve fever symptoms. 3. Systemic lupus erythematosus (SLE): When the condition of SLE is active, combined with infection, it can cause C-reactive protein elevation and lead to fever. Oral prednisone tablets or intravenous methylprednisolone injection can be prescribed to control the condition during the active phase, while paying attention to a light diet and ensuring sufficient sleep and rest. C-reactive protein 28 causes recurrent fever for many reasons, it is recommended that the patient consult a doctor in time to check the cause of the disease and follow the doctor’s instructions for treatment. Drugs should be used in accordance with medical advice.