Prescriptions for dry stools are generally not true. Dry stools may be caused by physiological factors such as drinking too little water, excessive dieting, etc., and no special treatment is usually needed. The dryness of the stool may also be considered to be hemorrhoids, anal fissure and other diseases caused by the need to take general measures for the cause of the disease, drug treatment, surgical treatment. 1. Physiological factors: if you drink too little water, excessive dieting, sedentary, lack of exercise, may lead to dryness in the intestinal tract, intestinal contents are not easy to discharge the situation, manifested as dry stools. This kind of situation does not need to take special treatment, daily drinking more water, balanced diet, appropriate exercise can be relieved. 2. Hemorrhoids: dry stools are also considered to be caused by hemorrhoids, patients need to regular daily routine, eat more food rich in vitamins and fiber to prevent constipation. Or in the doctor’s guidance oral laxatives, such as lactulose, montelukast, and so on. If patients experience pain symptoms, local anesthetics such as topical lidocaine can be used. Some patients can take hemorrhoidectomy, anastomosis hemorrhoidal mucosal circumcision. 3. Anal fissure: dry stool may also be caused by anal fissure, patients can take oral laxatives, such as magnesium sulfate solution, lactulose, or local topical nitroglycerin ointment and other vasodilators. Or take anal flap technology, anal sphincter amputation, etc., to improve the symptoms. There are many causes of dry stool, patients can go to the regular hospital, so as to clarify the cause of the disease, the drug should be taken under the guidance of the doctor.