Gastrointestinal fever is commonly caused by improper diet, acute gastroenteritis, constipation and other factors, usually combined with blood, stool routine, drug sensitivity test and other test results to clarify the specific causes before treatment. 1, improper diet: can be due to long-term drinking or eating spicy, fatty food, such as fatty meat, chili, fried chicken, etc., affecting the digestive and absorption functions of the intestinal tract, after a long period of time will produce dry heat, thus appearing gastrointestinal fever symptoms. Therefore, in daily life, diet should be as light as possible, easy to digest food, such as millet porridge, soft noodles, and pay attention to the formation of good eating habits, but also under the guidance of a doctor to take the oral solution of the four grinding soup to regulate the gastrointestinal function, to relieve symptoms; 2, constipation: patients with long-term constipation, mainly due to long-term accumulation of feces in the intestinal tract and produce a large number of toxins, damage the function of the intestinal wall, resulting in intestinal fever symptoms The symptoms appear. Patients should eat more food rich in dietary fiber in daily life, such as celery, apples, etc. They can also use drugs such as Bifidobacterium trisporus capsules and lactulose oral solution as prescribed by the doctor to promote food digestion and relieve discomfort symptoms; 3, acute gastroenteritis: can be divided into viral infection or bacterial infection, if the gastrointestinal fever is caused by simple inflammatory reaction, it can be inhibited under the guidance of professional doctors and anti-infection Treatment. If it is accompanied by diarrhea, vomiting and other gastrointestinal discomfort, it should be treated with anti-emetic and anti-diarrheal drugs, and timely rehydration to prevent water-electrolyte imbalance; 4, other: gastrointestinal fever can also be seen in hyperthyroidism, viral hepatitis, bacterial dysentery and other diseases, patients can go to the hospital for thyroid hormone measurement, ultrasound, liver and kidney function, liver aspiration biopsy and other tests to identify the specific cause, and then carry out corresponding treatment. Then, treatment can be administered.