Experience relief with Dulcolax Pink Overnight Laxative Constipation Relief Tablets. Designed to reactivate your natural gut rhythm, these comfort-coated tablets work to soften stools and encourage bowel movements overnight. Take a single dose at bedtime and wake up ready to start your day with reduced symptoms of constipation, such as straining, bloating, and hard stools. Each tablet contains the active ingredient bisacodyl, which gently stimulates the intestines for effective relief within six to twelve hours.