If constipation occurs after hemorrhoid surgery, lactulose can be taken orally, but it is not recommended to take for a long time, to avoid causing systemic electrolyte disorders. After hemorrhoid surgery, if the patient has a dry stool, dry knot, you can choose to take lactulose oral solution, or choose to take oral hemp soft capsule, as well as polyethylene glycol 4000 bulk and so on to play the role of laxative, and increase the intestinal water, improve constipation. However, if long-term oral lactulose, elderly patients may cause electrolyte disorders in the body, it is recommended to take under the guidance of a doctor, or do not recommend long-term use, to avoid adverse complications. It is recommended that patients in the hemorrhoid surgery, adjust the diet, you can eat more dietary fiber content of food, such as vegetables, fruits, etc. to increase intestinal water and dietary fiber composition, so as to avoid dry stools. Specific medication, follow the doctor’s instructions, not blindly self-medication, to avoid causing adverse drug reactions.