This guide helps chemotherapy patients manage constipation, a common side effect of cancer treatment and medications like opioids and anti-nausea drugs. It provides practical strategies including tracking bowel movements, staying hydrated with 6-8 cups of fluids daily, light exercise, and using over-the-counter laxatives like lactulose, forlax, or senna with specific dosing instructions. The material clearly outlines serious warning signs requiring medical attention such as blood in stool or severe abdominal symptoms.