A cold stomach pain and diarrhea, generally consider that it may be gastrointestinal dysfunction, irritable bowel syndrome, chronic gastroenteritis and other diseases caused, it is recommended that targeted treatment under the guidance of a physician. 1. Gastrointestinal dysfunction: eating cold food or cold abdomen may cause spasmodic contraction of the gastrointestinal tract muscles, intestinal peristalsis accelerated, intestinal water is not fully absorbed before the beginning of excretion, induced by abdominal pain and diarrhea, you can take pivacidium bromide, Bacillus subtilis, etc. for treatment. 2. Irritable Bowel Syndrome (IBS): It is a functional bowel disease and one of the most common digestive diseases. It can be accompanied by clinical symptoms such as abdominal pain and diarrhea. It can be relieved by dietary adjustments such as avoiding overeating and heavy drinking, and medication such as pivoxyl bromide and loperamide. 3. Chronic gastroenteritis: too cold and too cold may lead to repeated damage to the gastrointestinal mucosa, abdominal pain, diarrhea and other discomforts, can be improved by adjusting the diet, such as choosing easy to digest and non-irritating food, less acidic and too sweet food and beverages, avoiding tobacco, alcohol, strong tea, coffee, chewing and swallowing, etc., but also according to the specific cause of the disease to take the corresponding measures, such as acid suppression therapy. It is recommended that the above medications be taken under the guidance of a doctor. When abdominal pain and diarrhea occurs when you are exposed to cold, consult a doctor in time to get a clear diagnosis and then treat the cause of the problem.