The causes of diarrhea in patients who have eaten too much include abdominal cold, gastrointestinal dysfunction, and acute gastroenteritis. Commonly used solutions include dietary adjustments, physical therapy, medication, etc. 1. Abdominal cold: due to the lack of abdominal warming measures, cold food and other reasons, resulting in abdominal cold, triggering gastrointestinal peristalsis accelerated, resulting in patients eating too much, on the symptoms of diarrhea. First of all, you can choose dietary adjustments, eat light and easy to digest food, avoid eating cold, spicy and stimulating food. Secondly, you can also choose physical therapy, such as hot compresses on the abdomen, to promote blood circulation in the abdomen, to help intestinal peristalsis recovery, thus improving the symptoms. 2. Gastrointestinal dysfunction: due to the consumption of too much food, increasing the burden on the gastrointestinal tract, resulting in gastrointestinal dysfunction, triggering the symptoms of diarrhea after eating too much. You can choose physical therapy, such as clockwise massage of the abdomen, to promote gastrointestinal peristalsis, promote digestion and absorption. You can also take medication, such as mosapride, montelukast, etc., to promote gastrointestinal dynamics, stop diarrhea, thus improving the symptoms. 3. Acute gastroenteritis: The gastrointestinal tract is infected by bacteria and viruses due to unclean diet, which stimulates the gastrointestinal mucosa and triggers diarrhea symptoms. You can choose medication, such as omeprazole, rabeprazole, mosapride, levofloxacin, etc., to protect the gastric mucosa, inhibit the secretion of gastric acid, promote gastrointestinal dynamics, control the inflammation and infection, so as to alleviate the symptoms. If the patient has diarrhea after eating too much, it is recommended that the patient improve the gastroscopy, ultrasound, CT and other examinations in a timely manner, and the drug should follow the doctor’s instructions for treatment, so as not to delay the condition.