You should not drink or eat during an acute pancreatitis attack, and you should fast and abstain from water. Because acute pancreatitis is caused by the activation of its own pancreatic enzymes leading to inflammation of the pancreatic cells, eating will stimulate further secretion of pancreatic enzymes, which will aggravate the symptoms of acute pancreatitis, so during the treatment of acute pancreatitis, gastrointestinal decompression, do not eat or drink, inhibit the secretion of gastric acid and pancreatic enzymes, and at the same time give anti-infective treatment. The course of mild pancreatitis takes about 1-2 weeks, and severe pancreatitis takes at least 1-2 months, and the symptoms of severe pancreatitis are very severe, and sometimes the death rate is very high. The most common type of pancreatitis in China is biliary pancreatitis, which should be controlled along with the appropriate treatment for the primary cause.