Gastrointestinal fever is a symptom of gastrointestinal flu, which is usually induced by unclean diet, or cold air irritating the stomach and intestines. The main symptoms are bloating, abdominal pain, diarrhea, nausea, regurgitation, vomiting, increased frequency of bowel movements, and weakness. In severe cases, it may also lead to electrolyte imbalance in the body. Gastrointestinal type cold and fever can be treated by taking Huo Xiang Zheng Qi Shui and Si Mo Tang Oral Liquid. You can also take some antipyretic drugs, such as Aminogarax Oral Liquid, to reduce fever. Drink more hot ginger soup during the illness. You can also drink more sugar and salt water to replenish electrolytes. Avoid eating raw and cold fruits and vegetables, avoiding fried and refrigerated foods that are irritating, and eating more liquid foods that are well digested.