The document discusses antidiarrheal agents and laxatives. It defines diarrhea and constipation and lists various causes. It describes the mechanisms of action and side effects of different classes of antidiarrheal medications including adsorbents, anticholinergics, intestinal flora modifiers, and opiates. It also covers the mechanisms of various laxative classes including bulk-forming, emollient, hyperosmotic, saline, and stimulant laxatives. Nursing considerations are provided around the use of these agents.