Take this medication by mouth with a full glass of water (8 ounces/240 milliliters) as directed by your doctor. If you are self-treating, follow all directions on the product package. If you have any questions, ask your doctor or pharmacist.

Dosage is based on your age, medical condition, and response to treatment. Do not increase your dose or take this drug more often than directed. Do not take this medication for more than 7 days unless directed by your doctor. Serious side effects may occur with overuse of this medication (see also Side Effects section).

It may take 6 to 12 hours before this medication causes a bowel movement. Tell your doctor if your condition lasts or gets worse, or if bleeding from the rectum occurs. If you think you may have a serious medical problem, get medical help right away.