Dietary Supplement. Senna & dried plum supplement. 8 to 12 hours overnight relief. Natural laxative for occasional constipation. 80% smaller tablets (Compared to Prunelax regular strength tablets). Anthraquinones per tablet equivalent to Sennosides 15 mg. Prunelax Minitabs contains dried plum extract with herbs which help you maintain bowel regularity. Prunelax minitabs takes effect within 8 to 12 hours. www.prunelax.com. (These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.)