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Completed No phase listed Observational Accepts healthy volunteers

Safety and Efficacy of Routine Colonoscopy Preparations

ClinicalTrials.gov ID: NCT00856440

Public ClinicalTrials.gov record NCT00856440. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Sep 2, 2026, 7:46 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

Periodic screening for colon cancer has become the standard of care in individuals over the age of 50. In this context, it is generally accepted that colonoscopy is the most sensitive modality for the detection of colon cancer and/or pre malignant colon pathology. As currently performed, however, colonoscopy requires that stool be eliminated from the colon before the examination. If stool remains in the colon, visualization of the bowel will be partially or completely impaired and limits the effectiveness of the screening. A number of methods are employed for purging the bowel of waste material but they generally involve either administration of a lavage (like a flush) solution (such as Colyte or Golytely) or of an osmotic laxative (such as sodium phosphate or magnesium citrate). Neither of these approaches is uniformly effective in all individuals and neither is without potential complications, especially on the kidneys. It is the intent of the proposed research to study the relative efficacy and safety of these preparations in both able-bodied individuals as well as people with spinal cord injury. To this end, we will randomize these groups to a lavage solution, a laxative or a combination of the two prior to a routine, clinically indicated colonoscopy. The quality of the preparation will be directly assessed during the colonoscopy and the effect of these preparations on kidney function will be determined. We suspect that when it comes to preparation for colonoscopy, one shoe does not fit all sizes. The proposed research should allow us to determine which form of preparation is least harmful while achieving optimal effectiveness.

Study identification

NCT ID
NCT00856440
Recruitment status
Completed
Study type
Observational
Phase
Not listed
Enrollment
330 participants

Conditions and interventions

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Accepts healthy volunteers

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
May 31, 2006
Primary completion
Nov 30, 2008
Completion
Nov 30, 2008
Last update posted
Jul 15, 2010

2006 – 2008

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
VA Medical Center, Bronx The Bronx New York 10468

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00856440, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jul 15, 2010 · Synced Sep 2, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00856440 live on ClinicalTrials.gov.

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