Food can not drive away diarrhea, and after diarrhea, it is recommended to adjust the dietary structure under the guidance of the doctor, the use of medication, purely through the food can not play a therapeutic effect, but may also aggravate the condition. Diarrhea can be caused by improper diet, bacterial infection, gastrointestinal diseases, etc. Different causes are treated differently, and it is recommended to improve diarrhea by adjusting the diet, medication and other methods. 1. Improper diet: due to cold, gastrointestinal stimulation of food such as ice-cream, hot pot, may lead to diarrhea symptoms, it is recommended that the use of drugs such as montelukast, cotrimoxazole and other medications under the guidance of a doctor. 2. Bacterial infections: When bacterial infections occur, diarrhea symptoms may also occur, it is recommended that the use of levofloxacin, cefadroxil capsules and other antibiotics under the guidance of a doctor for treatment. 3. Gastrointestinal diseases: when suffering from acute gastroenteritis, chronic enteritis, ulcerative colitis and other gastrointestinal diseases, may lead to diarrhea symptoms, it is recommended to use montelukast, mesalazine and other drugs under the guidance of a doctor. After the occurrence of diarrhea, in addition to the use of the above medication, but also need to pay more attention to adjust the diet structure, to light diet, diarrhea symptoms are serious, it is recommended that the opening of the intravenous channel, replenish the amount of liquid. If diarrhea symptoms occur frequently, it is recommended to go to the hospital in a timely manner, to clarify the cause of the disease, and then follow the doctor’s instructions on the cause of the treatment.