Every day after meals diarrhea two to three times a day to consider is acute gastroenteritis, inflammatory bowel disease, hyperthyroidism and other diseases caused by the need for targeted treatment under the guidance of the doctor, such as drug therapy, surgical treatment. 1. Acute gastroenteritis: eating unclean food during meals can be caused by the symptoms of diarrhea, bacterial infections need to use antibiotics such as ciprofloxacin treatment, diarrhea symptoms are serious need to use montelukast to stop diarrhea. 2. Inflammatory bowel disease: mesalazine can be used to treat mild to moderate active inflammatory bowel disease, but also use prednisone and other glucocorticoids to control the progress of the disease, if accompanied by intestinal perforation or hemorrhage need to consider surgical treatment. 3. Hyperthyroidism: hypermetabolic state can occur, resulting in diarrhea soon after eating; need to use anti-thyroid drugs, such as propoxypyrine, etc., can also consider iodine radiation therapy. The occurrence of diarrhea after meals every day two to three times a day may also be irritable bowel syndrome, etc. It is recommended to go to the hospital and ask the doctor to make a judgment and clarify the cause of the disease.