Compare Colace vs. Dulcolax

Head-to-head comparisons of medication uses, side effects, ratings, and more.

Colace (docusate)

Over-the-counter

Dulcolax (Bisacodyl)

Over-the-counter
Softens your stools.

Colace (docusate) softens the stool, but may not stimulate a bowel movement as quickly as a laxative.

4.9/ 7 average rating with 125 reviewsforColace
Treats constipation.

Dulcolax (Bisacodyl) works fast and the suppositories work even faster to relieve your constipation, as long as you're okay with it "cramping" your style a bit.

5.1/ 7 average rating with 160 reviewsforDulcolax
Upsides
  • Safer than laxatives.
  • Available over-the-counter.
  • Safe to use in children as young as 2 years old.
  • Most people said it was worth taking and it wasn't too much of a hassle.
  • Tablets give overnight relief of your constipation.
  • Dulcolax can also be used to treat constipation caused by spinal cord injury.
  • Suppositories give you quick relief without having to drink a large amount of liquid medicine.
Downsides
  • May take up to 5 days for the full effects to kick in.
  • Intended to be used only as a short-term solution for occasional constipation. Other options such as fiber supplements may be more useful for maintaining regular bowel movements.
  • Dulcolax can cause cramping, stomach upset, feeling faint, and the feeling that you "have to go right now".
  • You have to be comfortable with putting the medicine in your rectum.
  • Suppositories can cause slight rectal burning.
Used for
Dosage forms
  • Pill
  • Enema
  • Liquid
  • Pill
  • Suppository
No pricing information available
No pricing information available
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Reviews
125 
66%
think this treatment is worth it
49%
think this treatment works well
13%
think this treatment is a hassle

Have you used Colace (docusate)?

Leave a review
160 
65%
think this treatment is worth it
49%
think this treatment works well
16%
think this treatment is a hassle

Have you used Dulcolax (Bisacodyl)?

Leave a review
Side effects
The Colace (docusate) FDA package insert doesn’t have numbers about how common side effects are.
The Dulcolax (Bisacodyl) FDA package insert doesn’t have numbers about how common side effects are.
Risks and warnings
See more detailed risks and warnings
  • Bowel blockage

    Age 60 or older

    ...and 3 more risk factors

  • Laxative dependence

    Age 60 or greater

    ...and 2 more risk factors

  • Risk to fetus

    Women of childbearing age

See more detailed risks and warnings