Diarrhea after eating cold dishes may be caused by acute gastroenteritis, irritable bowel syndrome, chronic colitis and other diseases, you need to take oral bifidobacteria, ciprofloxacin, cotrimoxazole tablets, montelukast, lorazepam, dexamethasone and other medications for the cause of the treatment. 1. Acute gastroenteritis: If diarrhea after eating cold dishes is caused by acute gastroenteritis, use probiotics such as Bifidobacterium bifidum and Saccharomyces boulardii as prescribed by the doctor. If it is clear that the bacterial infection caused by acute gastroenteritis, you need to use ciprofloxacin, norfloxacin and other antibiotics under the guidance of the doctor. 2. Irritable bowel syndrome: If it is caused by irritable bowel syndrome, you need to use antidiarrheal drugs such as compound difenocoumarol tablets and compound camphor tincture as prescribed by the doctor. 3. Chronic colitis: for chronic colitis causes patients to eat cold dishes after diarrhea, you can use montelukast, loperamide hydrochloride and so on under the guidance of the doctor. In addition, for inflammatory bowel disease, you also need to follow the doctor’s instructions for the use of salicylate drugs such as salicylate, mesalazine and other amino acids, as well as dexamethasone, prednisone and other glucocorticoids. Patients eating cold dishes after diarrhea may also be caused by bacillary dysentery, etc. It is recommended that patients seek medical attention in a timely manner, under the guidance of the doctor to choose reasonable treatment measures.