Drinking a lot of water or constipation is usually related to intestinal flora dysbiosis, gastrointestinal dysfunction, intestinal structural changes, according to the different triggers to take general treatment, medication, etc. to relieve symptoms. 1. If it is caused by intestinal flora imbalance, after the original balance of intestinal flora is broken, the food can not be digested and absorbed, and stays in the digestive tract for a long time, causing constipation. At this time, drinking water can not regulate the micro-ecology of intestinal flora, and you can follow the doctor’s advice to apply bifidobacteria, lactobacillus complex and other medications to regulate the balance of intestinal flora, so as to improve the symptom of constipation. 2. If it is caused by gastrointestinal dysfunction, mainly due to excessive dryness of stools, a large amount of water within a short period of time can not effectively soften the stools, constipation symptoms still exist, can be applied under the guidance of the doctor to promote gastric dynamics, such as domperidone, mosapride and other drugs to relieve constipation. 3. If it is caused by intestinal structural changes, such as the presence of intestinal polyps, tumors blocking the intestinal tract, etc., through drinking water can not change the substantial lesions, and can not alleviate the symptoms of constipation, fasting, gastrointestinal decompression, supplementation of fluids in order to correct the water, electrolyte disorders, and in severe cases, surgical procedures can be used to alleviate the symptoms. When serious constipation occurs, it is recommended that patients go to the hospital in time to avoid delays.