3, drug treatment, preferred lactulose, lactulose is a relatively mild drug, can increase the reproduction of intestinal bacteria and increase water retention, can prevent constipation; 4, the use of probiotics can also regulate the intestinal flora, can improve constipation; 5, stubborn constipation, you can choose to take oral phenolphthalein tablets, or at the same time use the open enema, in order to improve constipation; 6, for recurrent constipation In elderly people, especially those with alternating constipation and diarrhea, it may not be clinically negligible, and it is necessary to go to the hospital as soon as possible and perform relevant examinations such as colonoscopy.