In general, diarrhea and unformed stools may be caused by acute gastroenteritis, functional dyspepsia and so on. It can be treated by diet therapy such as light diet, taking levofloxacin, montelukast and other drugs. 1. Acute gastroenteritis: may be caused by eating unclean, cold, greasy and other irritating foods, such as ice cream. Clinical manifestations are nausea, vomiting, abdominal pain, bloating and diarrhea. It can be treated with intestinal mucosal protection and adsorption agents such as montelukast, microbial agents such as bifidobacteria and Saccharomyces boulardii, and antimicrobial agents such as norfloxacin and ciprofloxacin. 2. Functional dyspepsia: refers to a disease without organic disease, but causes hidden pain in the upper abdomen, acid reflux, heartburn, belching, diarrhea and other symptoms. You can give esomeprazole and other acid inhibitors, bismuth potassium citrate, bismuth pectin and other gastric mucosal protectants for drug treatment. Daily attention should be paid to a light diet, avoid spicy stimulation, cold and hard, high salt and high fat food such as spicy hot food intake. The diarrhea is not shaped stool may also be caused by Crohn’s disease, you can take Liuzosulfapyridine and other treatment. It is recommended to consult a doctor for a clear diagnosis and targeted treatment. All of the above drugs should be taken under the guidance of a doctor and should not be used without authorization.