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Podcast: Real Life Pharmacology - Pharmacology Education for Health Care Professionals
Episode: Bisacodyl (Dulcolax) Pharmacology
Description: Bisacodyl, commonly known by the brand name Dulcolax, is a stimulant laxative widely used for short-term relief of constipation and bowel preparation before procedures. It works by directly stimulating the enteric nerves in the colon, increasing peristalsis, and promoting bowel evacuation.
Mechanism of Action:Bisacodyl acts primarily on the large intestine. It stimulates intestinal smooth muscle and alters water and electrolyte transport, increasing fluid accumulation in the bowel and triggering defecation. The result is a bowel movement typically within 6–12 hours orally or within 15–60 minutes when given rectally.
Dosage Forms and Dosing:Bisacodyl is avai...