bisacodyl suppository and enema (Dulcolax, Biscolax, Bisac-Evac, Fleet Enema, Laxative)

  • 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: Jay W. Marks, MD
    Jay W. Marks, MD

    Jay W. Marks, MD

    Jay W. Marks, MD, is a board-certified internist and gastroenterologist. He graduated from Yale University School of Medicine and trained in internal medicine and gastroenterology at UCLA/Cedars-Sinai Medical Center in Los Angeles.

GENERIC NAME: bisacodyl suppository and enema

BRAND NAME: Dulcolax, Biscolax, Bisac-Evac, Fleet Bisacodyl Enema, Fleet Stimulant Laxative

DRUG CLASS AND MECHANISM: Bisacodyl is a stimulant laxative. It stimulates the muscles in the wall of the small intestine and colon to generate a bowel movement. It also alters water and electrolyte levels in intestines, increasing the level of fluids which also produce a laxative-like effect.

PRESCRIBED FOR: Bisacodyl is used for the temporary relief of occasional constipation and irregular bowel movements.

SIDE EFFECTS: Side effects of bisacodyl are:



PREPARATIONS: Bisacodyl is available 10 mg rectal suppository and an enema containing 10 mg of bisacodyl per 30 ml of enema.

STORAGE: Bisacodyl suppositories and enemas require storage below 30 C (86 F).


Rectal suppository

  • Adults and children 12 years of age and older: Unwrap and insert 1 suppository into rectum daily as a single dose. Retain for 15 to 20 minutes.
  • Children of ages 6 to under 12 years: Unwrap and insert ½ suppository into rectum daily as a single dose.
  • Children under 2 years of age: Ask a doctor.



  • Adults and children 12 years of age and older: Use 1 bottle (1.25 oz) as a single dose.
  • Children under 12 years of age: Ask a doctor.

DRUG INTERACTIONS: No significant drug interactions.

PREGNANCY: There are no adequate studies done to determine safe and effective use of bisacodyl in pregnant women.

NURSING MOTHERS: It is unknown whether bisacodyl is excreted in breast milk; therefore it must be used with caution in nursing mothers.

REFERENCES: FDA Prescribing Information.

Medically Reviewed by a Doctor on 7/17/2015

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