Inclusion Criteria:  Age from 18 to 65 years old Meet the diagnostic criteria of western medicine for acute pancreatitis, within 48 hours of onset Consent of the subjects, who sign the informed consent form  Exclusion Criteria:  Women who are pregnant or breastfeeding Acute abdomen such as organic intestinal obstruction, gastrointestinal perforation, purulent cholangitis, etc. Patients with a history of severe heart, liver, kidney and other important organ diseases Patients with mental illness and malignant tumors People who have allergies, or are allergic to a certain drug ingredient