There are two main reasons for eating too much diarrhea: 1, their own gastrointestinal function is not good, if there is enteritis or poor digestive function, can appear diarrhea. 2, eat food problems, if you eat poorly digested food or unclean food, as well as fried, greasy, spicy and stimulating food, often also lead to damage to the gastrointestinal mucosa, causing gastrointestinal dysfunction, resulting in diarrhea. So whether the former or the latter diarrhea occurs, most need to give anti-diarrheal medication, commonly used clinically are montelukast and bifidobacterium capsules. If accompanied by fever, you need to give patchouli oral liquid and norfloxacin capsule for symptomatic treatment. If diarrhea occurs frequently due to over-eating, routine stool examination or colonoscopy should be completed to further assist in diagnosis and treatment.