Diarrhea with low fever may be gastrointestinal cold, acute gastroenteritis, ulcerative colitis, etc., need to be given according to the condition of ribavirin, omeprazole and other drugs for appropriate treatment. 1. Gastrointestinal cold: it is a disease caused by virus infection in the upper respiratory tract, and part of the virus is swallowed into the digestive tract along with saliva, and ribavirin and ciprofloxacin can be used for treatment, and most of them have a good prognosis. The disease is self-limiting and can be cured by itself. 2. Acute gastroenteritis: acute inflammation of the mucosa of the gastrointestinal tract due to various causes of pathogenic bacteria invasion, treatment can be taken to inhibit gastric acid drugs such as omeprazole, cimetidine, can also use gastric mucosal protective agents such as colloidal bismuth pectin and other medications for treatment. If necessary, oral or infusion antibiotic treatment is also needed. During the treatment, it is necessary to pay attention to drink more water and eat less spicy food. 3. Inflammatory bowel disease: mainly refers to ulcerative colitis and Crohn’s disease, in the acute stage can appear obvious diarrhea, mucus pus blood stool, will be accompanied by abdominal pain and other symptoms, moderate and severe patients in the active period can also appear fever symptoms, treatment can be taken to aminosalicylic acid preparation, prednisone, methylprednisolone, azathioprine and so on. The above medication needs to be carried out under the guidance of a physician.