Tonsillitis fever usually lasts for 3 to 5 days, but is affected by the severity of the disease, treatment and personal constitution. Tonsillitis belongs to the upper respiratory tract infectious diseases, can cause headache, fever, muscle pain and other symptoms, if the condition is mild fever in a timely and active anti-inflammatory treatment, such as follow the doctor’s instructions to take amoxicillin and other medications, most of the patients of the fever symptoms in the 3 ~ 5 days can be gradually receded, but the specific time there are individual differences. If the condition is relatively serious and the patient’s physical condition is poor, such as diabetes, pneumonia, bronchitis and other diseases, the time for the fever to subside may be relatively longer. Inflammation of the tonsils in the fever symptoms should be timely medical care, and should pay attention to rest, drink plenty of water, active treatment, so as not to delay the condition.