DulcoLax Liquid is a stimulant-free laxative for gentle and fast relief of occasional constipation.DulcoLax Liquid puts you comfortably in control by providing gentle and fast relief from occasional constipation in as little as 30 minutes*. Stimulant-free, this laxative works by increasing water in the intestine to soften stools. Cherry Flavour.*relief in 30 minutes to 6 hours