Bowel Preparation for Inpatient Colonoscopy

Single Blind, Randomized, Controlled Trial of Conventional Versus Split-Dose Bowel Preparation for Inpatient Colonoscopy

This study will compare two strategies for bowel cleansing prior to inpatient colonoscopy: the entire preparation taken the night before the procedure versus half the preparation taken the night before the procedure, and the other half taken the morning of the procedure.

Inclusion Criteria:

• any diagnosis for which colonoscopy is indicated

Exclusion Criteria:

• ileus
• severe colitis/toxic megacolon
• gastric retention
• bowel perforation
• gastrointestinal obstruction
• gastroparesis that precludes oral bowel preparation
• pregnant or lactating women
• allergy to polyethylene glycol.
• unable to give consent