It will generally control the infection and fever in patients with pancreatitis, and the fever will be normal within 1-2 weeks. The duration of fever in pancreatitis is as follows: 1. In patients with mild pancreatitis, fever is usually not present; 2. In patients with more severe pancreatitis, fever is not present; 3. In patients with acute severe pancreatitis, fever is easy to develop, and the body temperature will rise within three days during an outbreak of pancreatitis. Fever is not due to infection, but due to a large amount of inflammatory mediators, necrotic material absorption resulting in fever, which will persist for three days. The fever after about three days, which usually originates from infection or coupled with the absorption of inflammatory mediators, will last 1-2 weeks. Persistent fever indicates that the patient’s prognosis or the patient’s condition is not effectively controlled.