Dulcolax Tablets 5 mg – 20 Tablets Dulcolax (bisacodyl) 5 mg gastro-resistant tablets provide predictable, overnight relief from occasional constipation. Each tablet is enteric-coated to help the active ingredient reach the bowel. Key Features Active ingredient: Bisacodyl 5 mg per tablet. Gastro-resistant coating designed for targeted action. Typically works within 6–12 hours, so taking at night supports a morning bowel movement. Who Is It For? Adults aged 18+ with occasional constipation. Not recommended for children under 18 years. How It Works Bisacodyl is a stimulant laxative. It increases bowel movement by stimulating the intestinal muscles and promoting accumulation of water and electrolytes in the colon. This information is not a substitute for medical advice. Always read the label and package leaflet and consult a healthcare professional if symptoms persist, worsen, or if you are unsure whether this product is right for you.