Pancreatitis pain is located in the abdomen and abdominal pain is the first symptom. Often the onset of the disease is sudden, but it is a persistent abdominal pain. Abdominal pain occurs mainly because of acute edema of the pancreas, inflammation stimulates and pulls the nerve endings in its pericardium. In addition, inflammatory exudate and pancreatic fluid spillage from the pancreas irritate the peritoneum and retroperitoneal tissues, so it causes abdominal pain. Inflammation of the pancreas involving the intestines can lead to intestinal distension and intestinal paralysis, which can also lead to distension and pain. Pancreatic duct obstruction or with cholecystitis, and may be accompanied by cholelithiasis will cause abdominal colic. Therefore, pancreatitis is characterized by severe abdominal pain, which may increase in paroxysms and is not relieved by the usual gastrointestinal antispasmodics. At the same time there may be accompanied by abdominal distension, nausea, vomiting, fever and other clinical symptoms, it is recommended that severe abdominal pain, if necessary, the use of pain medication.