Enteroscopy drinking laxatives pulling yellow water is a normal situation, belonging to the bowel preparation before enteroscopy. Enteroscopy drinking laxatives is mainly to clean the intestinal tract, to avoid residual intestinal contents adhering to the intestinal wall, affecting the microscopic field of view observation. In the bowel preparation discharged feces should be gradually light in color, to achieve colorless or yellowish transparent water will be up to standard. If the clear water is always yellow, it means that it contains fecal residue, which means that the fecal matter in the intestines has not been completely eliminated, and it is necessary to continue to drink laxatives to eliminate the fecal matter. Ask a medical professional to determine if bowel preparation is up to standard. Walk back and forth as much as possible after taking the laxative and gently rub the abdomen to promote elimination. The test is met when a clear, pale yellow fluid with no residue is achieved. Note that adverse reactions such as abdominal distension, abdominal pain, nausea, and vomiting can occur during the purging process. Mild symptoms can be left untreated, while severe symptoms should be communicated to the physician, and bowel preparation should be stopped if necessary. It is recommended to take the medication as prescribed by the doctor when doing gastroenteroscopy, and to communicate with the attending physician if there is any abnormality, so as to avoid serious consequences.