Check the listing for details. Senokot Extra Strength Standardized Senna Concentrate Tablets 17.2 mg 12 Count. Condition: New. Listed at 13.09 USD. GENTLE, DEPENDABLE, OVERNIGHT RELIEF. Senokot Extra Strength laxative tablets use a standardized senna concentrate to provide gentle, dependable, overnight relief of occasional constipation. Double the strength of Senokot Regular Strength laxative tablets Senokot Extra Strength Laxative Tablets provide gentle, overnight relief from occasional constipation using a natural vegetable laxative ingredient. Use for treating occasional constipation associated with travel, stress, or dietary changes. NATURAL VEGETABLE LAXATIVE INGREDIENT. For your comfort, the active ingredient in Senokot Extra Strength Laxative Tablets has purified senna, manufactured to high-quality standards. For dependable overnight relief from occasional constipation. HELPS RELIEVE OCCASIONAL CONSTIPATION. Senokot Extra Strength Laxative Tablets contain a natural vegetable laxative ingredient. Double the strength of Regular Strength Senokot laxative tablets. DEPENDABLE RELIEF. Like all Senokot Laxative products, Senokot Extra Strength Laxative Tablets are produced from the natural vegetable laxative ingredient senna, providing dependable, overnight relief from occasional constipation