Colace Clear is a stool softener available in a clear formulation that is dye-free and a lower strength. Use Colace Clear to treat occasional constipation, including constipation associated with certain medical conditions. - For gentle, reliable relief from occasional constipation (irregularity) - Stimulant-free for those who have conditions where they should avoid straining - Dye-free - Generally produces bowel movement in 12 to 72 hours.