Dulcolax offers its Dulcolax Tablet 25-count box for free via this mail-in rebate. (It's good for up to $10, excluding tax.) It's also valid towards Dulcolax suppositories 4- or 5-count, Dulcolax Pink 25-count, DulcoEase stool softener 25-count, or DulcoEase Pink 25-count. Some exclusions may apply. Click here for more information.

They also offer a Dulcolax Tablet 50-count box for free via this mail-in rebate. It's good for up to $19.99, excluding tax.) It's also valid towards Dulcolax tablets 100-count, Dulcolax suppositories 8- or 16-count, Dulcolax Pink 90-count, Dulcolax stool softener 50- or 100-count, or DulcoEase Pink 90-count. Deals end December 15.