Low fever caused by pterygoid sinusitis can be improved by general treatment, medication and surgery, and the treatment needs to be carried out under doctor’s guidance. 1. General treatment: It is recommended to have enough rest, avoid staying up late, quit smoking and drinking, drink more water, avoid spicy and stimulating food, eat a light diet, and use cold towel to wipe the body to cool down the temperature if necessary. 2. Medication: Patients can take antibiotics such as penicillin, cefixime and other drugs to control inflammation; you can also take ibuprofen, acetaminophen and other drugs to reduce body temperature. Drugs need to be used in strict accordance with medical advice, adverse reactions to the emergence of recommendations for medical treatment, drug allergy is prohibited. 3. Surgery: If non-surgical treatment is ineffective, surgery can be used to improve the drainage of the pterygoid sinus and eliminate inflammation. Therefore, after pterygoid sinusitis with low fever, you need to consult a doctor as soon as possible, and actively cooperate with the doctor to receive standardized treatment.