Listen to pronunciation. (suh-PAH-zih-TOR-ee) A form of medicine contained in a small piece of solid material, such as cocoa butter or glycerin, that melts at body temperature. A suppository is inserted into the rectum, vagina, or urethra and the medicine is absorbed into the bloodstream.

What are suppositories used for?

This product is used to relieve occasional constipation. Glycerin belongs to a class of drugs known as hyperosmotic laxatives. It works by drawing water into the intestines. This effect usually results in a bowel movement within 15 to 60 minutes.

Why do doctors prescribe suppositories?

You might need a suppository if: The drug you're taking would break down too quickly in your digestive tract if you took it as a pill or liquid. You can't swallow medicine. You're vomiting and can't keep a pill or liquid down.