• Pharmacy Author:
    Omudhome Ogbru, PharmD

    Dr. Ogbru received his Doctorate in Pharmacy from the University of the Pacific School of Pharmacy in 1995. He completed a Pharmacy Practice Residency at the University of Arizona/University Medical Center in 1996. He was a Professor of Pharmacy Practice and a Regional Clerkship Coordinator for the University of the Pacific School of Pharmacy from 1996-99.

  • Medical and Pharmacy Editor: Charles Patrick Davis, MD, PhD
    Charles Patrick Davis, MD, PhD

    Charles Patrick Davis, MD, PhD

    Dr. Charles "Pat" Davis, MD, PhD, is a board certified Emergency Medicine doctor who currently practices as a consultant and staff member for hospitals. He has a PhD in Microbiology (UT at Austin), and the MD (Univ. Texas Medical Branch, Galveston). He is a Clinical Professor (retired) in the Division of Emergency Medicine, UT Health Science Center at San Antonio, and has been the Chief of Emergency Medicine at UT Medical Branch and at UTHSCSA with over 250 publications.

What is glycerin suppository-rectal, and how does it work (mechanism of action)?

Glycerin suppositories are hyperosmotic laxatives. Glycerin suppositories work by increasing water volume in intestines and softening stool, causing the intestines to contract and produce bowel movements.

What brand names are available for glycerin suppository-rectal?

Fleet Suppository, Pedia-Lax Suppository, Colace Suppository

Is glycerin suppository-rectal available as a generic drug?


Do I need a prescription for glycerin suppository-rectal?


What are the side effects of glycerin suppository-rectal?

Side effects of glycerin rectal suppositories are rectal discomfort, burning sensation, diarrhea and nausea.

What is the dosage for glycerin suppository-rectal?

  • Adults and children of age 6 and older: Insert one 2 g suppository rectally and retain for about 15 minutes or as directed by a doctor.
  • Children of age 2 to under 6: Insert one 1 g suppository rectally, or as directed by doctor.
  • Safe and effective use of glycerin rectal suppositories is not established for children under 2 years of age.

Which drugs or supplements interact with glycerin suppository-rectal?

No drug interactions have been established with glycerin rectal suppositories.


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Is glycerin suppository-rectal safe to take if I'm pregnant or breastfeeding?

There are no adequate studies done on glycerin rectal suppositories to determine safe and effective use in pregnant women.

It is not known whether glycerin enters breast milk. It is most likely compatible with breastfeeding.

What else should I know about glycerin suppository-rectal?

What preparations of glycerin suppository-rectal are available?

  • Adult glycerin rectal suppositories are available in 2 gram strengths in packages of 12 suppositories.
  • Pediatric glycerin rectal suppositories are available in 1 gram strengths in packages of 12 suppositories.

How should I keep glycerin suppository-rectal stored?

Store glycerin suppositories between temperatures 15 C and 30 C (59 F and 86 F).

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