Regurgitation, vomiting and diarrhea may be caused by acute gastroenteritis, pancreatitis, cholecystitis, etc. It is recommended to choose a regular hospital for treatment according to the cause. Common causes 1, acute gastroenteritis: generally caused by external stimuli or unclean diet, such as cold stomach, overeating, eating contaminated or spoiled food, etc., the gastrointestinal tract is infected by viruses, bacteria, gastric mucosa is stimulated by contraction, spasm, resulting in increased gastric pressure, causing nausea, vomiting, gastrointestinal peristalsis increased thus causing diarrhea; 2, pancreatitis: long-term excessive drinking, biliary obstruction and other factors can The pain can spread to the whole abdomen, causing regurgitation, vomiting and other symptoms, while the impaired function of the pancreas will affect the digestion and absorption of fatty substances, causing diarrhea; 3, cholecystitis: obstruction of bile stones bile accumulation, which causes inflammation secondary to infection, common clinical symptoms are nausea, vomiting, when acute cholecystitis attack will affect the digestion and absorption of food, resulting in diarrhea. Treatment 1, antibacterial treatment: according to drug sensitivity test, use antibiotics as prescribed by the doctor, such as norfloxacin, such as chloramphenicol or cefadroxil; 2, symptomatic treatment: use montelukast to stop diarrhea, chlorpromazine hydrochloride to stop vomiting, while using cimetidine to protect the gastrointestinal mucosa, and with the use of bifidobacteria and other drugs to regulate the intestinal flora; 3, surgical treatment: if the symptoms are more serious, pancreatic abscesses, If the symptoms are severe, such as pancreatic abscess, gallbladder gangrene and perforation, it is recommended to perform surgery in a timely manner. Attention to diet should be paid to avoid eating cold, spicy, stimulating, greasy food, so as not to increase the burden on the gastrointestinal tract, you can eat an easily digestible diet, such as noodles, thin rice, etc.. If the number of diarrhea is high, you need to be alert to the emergence of dehydration, and should promptly rehydrate, you can choose to drink warm water or rehydration salt to avoid water and electrolyte metabolism disorders. Once the patient shows symptoms of severe dehydration such as poor mental health, dry lips, or even little urine, go to the hospital promptly.