Elderly people always diarrhea refers to diarrhea, you can choose to eat antidiarrheal drugs, anti-infective drugs, micro-ecological agents. 1. antidiarrheal drugs: elderly people with severe diarrhea, you can choose antidiarrheal drugs, such as montmorillonite powder, with adsorption, orally distributed on the surface of the intestinal tube, but also in the digestive tract of pathogenic microorganisms, to achieve antidiarrheal effect. 2. Anti-infective drugs: for bacterial infection caused by enteritis diarrhea, you can choose antibacterial drugs, such as cephradine, amoxicillin. 3. Micro-ecological agents: for the elderly chronic diarrhea, intestinal flora imbalance caused by diarrhea, you can choose micro-ecological agents to regulate intestinal flora, improve the intestinal environment, such as bifidobacteria triple bacterial preparation. Total diarrhea in the elderly is recommended to seek early medical treatment, standardized treatment under the guidance of a doctor, in order to reduce the adverse effects of the disease.