If you want to pass stool quickly, you can follow the doctor’s advice to choose a laxative, such as volumetric laxative, osmotic laxative, stimulant laxative, lubricant laxative and so on. 1. Volumetric laxatives: representative drugs include Oxytetracycline hydrophilic gel dispersant and wheat bran, which can increase the water content of feces and the volume of feces, and promote the discharge of feces. 2. Osmotic laxatives: representative drugs are lactulose, polyethylene glycol, etc., which can form a hypertonic state in the intestinal tract, increase intestinal water, increase the volume of feces, stimulate intestinal peristalsis, and promote defecation. 3. Stimulating laxatives: representative drugs are senna, rhubarb, can stimulate intestinal peristalsis, while stimulating the secretion of intestinal fluids, to achieve the effect of rapid defecation. 4. Lubricating laxatives: Glycerin can soften the stool and lubricate the intestinal wall to promote bowel movement. If you are constipated, it is recommended that you use the medication under the guidance of a doctor, and not blindly use the medication on your own to avoid adverse effects.