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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Preparation for Colonoscopy Clear all
Terminated Phase 4 Interventional Results available

Bowel Preparation for Colonoscopy in Children

NCT01140295
View directory record Official record
Conditions
Colonoscopy Preparation
Interventions
polyethylene glycol, senna
Drug
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
6 Years to 21 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 11, 2013 · Synced Jun 28, 2026, 3:11 PM EDT
Recruiting Phase 1Phase 2 Interventional

Study Assessing CLENPIQ as Bowel Preparation for Pediatric Colonoscopy

NCT04113382
View directory record Official record
Conditions
Bowel Preparation
Interventions
CLENPIQ, MIRALAX
Drug
Lead sponsor
Ferring Pharmaceuticals
Industry
Eligibility
2 Years to 8 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
5
States / cities
Mobile, Alabama • San Diego, California • Baltimore, Maryland + 1 more
Source: ClinicalTrials.gov public record
Updated Apr 8, 2026 · Synced Jun 28, 2026, 3:11 PM EDT
Completed Not applicable Interventional

Improving Tolerability of Bowel Preparation Laxative for Colonoscopy

NCT02062112
View directory record Official record
Conditions
Colonoscopy, Bowel Preparation
Interventions
Pattern of flavoring of bowel laxative
Other
Lead sponsor
Howard University
Other
Eligibility
18 Years to 100 Years
Enrollment
313 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Sep 13, 2018 · Synced Jun 28, 2026, 3:11 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Bowel Preparation Quality for Screening Colonoscopy

NCT02690779
View directory record Official record
Conditions
Screening Colonoscopies
Interventions
Educational intervention, Routine Care Instructions
Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
45 Years and older
Enrollment
155 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Mar 26, 2017 · Synced Jun 28, 2026, 3:11 PM EDT
Completed Not applicable Interventional

EGD-assisted Bowel Preparation for Colonoscopy

NCT01563744
View directory record Official record
Conditions
Esophagoscopy Techniques, Colonoscopy
Interventions
EGD-assisted administration of colonoscopy prep, Control Group received standard prep by oral administration
Procedure
Lead sponsor
Rockford Gastroenterology Associates
Other
Eligibility
Not listed
Enrollment
82 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
2
States / cities
Rockford, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 18, 2016 · Synced Jun 28, 2026, 3:11 PM EDT
Completed Phase 3 Interventional Results available

Investigation of PicoPrep Versus HalfLytely for Bowel Preparation for Colonoscopy - Split Dose PicoPrep

NCT01073930
View directory record Official record
Conditions
Bowel Preparation
Interventions
PicoPrep, HalfLytely, bisacodyl
Drug
Lead sponsor
Ferring Pharmaceuticals
Industry
Eligibility
18 Years to 80 Years
Enrollment
608 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
9
States / cities
Huntsville, Alabama • Sherwood, Arkansas • Bristol, Connecticut + 6 more
Source: ClinicalTrials.gov public record
Updated Feb 11, 2013 · Synced Jun 28, 2026, 3:11 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Randomized Controlled Study Comparing Colon Evaluation With The Pure-Vu System To A Standard Colonoscopy In Patients Who Are High Risk For Inadequate Bowel Preparation

NCT04285008
View directory record Official record
Conditions
Gastrointestinal Disease, Colorectal Cancer
Interventions
Pure-Vu System
Device
Lead sponsor
Motus GI Medical Technologies Ltd
Industry
Eligibility
22 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 24, 2020 · Synced Jun 28, 2026, 3:11 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Safety and Efficacy Study of an Edible Colonoscopy Preparation

NCT03332485
View directory record Official record
Conditions
Colon Prep for Colonoscopy
Interventions
ECP Colon Prep Kit, MoviPrep®
Drug
Lead sponsor
Sebela Pharmaceuticals Development LLC
Industry
Eligibility
18 Years to 75 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
8
States / cities
Anaheim, California • Indianapolis, Indiana • Bastrop, Louisiana + 5 more
Source: ClinicalTrials.gov public record
Updated Mar 18, 2018 · Synced Jun 28, 2026, 3:11 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Patient Preference With Visicol Tablet Preparation for Colonoscopy

NCT00318305
View directory record Official record
Conditions
Preparation for Colonoscopy
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
53 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
1
States / cities
Scottsdale, Arizona
Source: ClinicalTrials.gov public record
Updated Dec 1, 2009 · Synced Jun 28, 2026, 3:11 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Evaluation of Stool Tagging for Improved Patient Compliance

NCT00124163
View directory record Official record
Conditions
Colon Cancer, Polyps
Interventions
Imaging procedure of CT colonography
Procedure
Lead sponsor
Center for Diagnostic Imaging
Other
Eligibility
45 Years to 80 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2005
U.S. locations
1
States / cities
Chesterfield, Missouri
Source: ClinicalTrials.gov public record
Updated Feb 1, 2006 · Synced Jun 28, 2026, 3:11 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Efficacy and Safety of Prepopik® in Children for Overall Colon Cleansing in Preparation for Colonoscopy

NCT01928862
View directory record Official record
Conditions
Need for Bowel Preparation
Interventions
Prepopik® ½ Sachet x 2 (9-12 years), Prepopik® 1 Sachet x 2 (9-12 years), Oral polyethylene glycol (PEG) based preparation (9-12 years), Prepopik® 1 Sachet x 2 (13-16 years), Oral polyethylene glycol (PEG) based preparation (13-16 years)
Drug
Lead sponsor
Ferring Pharmaceuticals
Industry
Eligibility
9 Years to 16 Years
Enrollment
78 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
9
States / cities
Birmingham, Alabama • San Diego, California • Indianapolis, Indiana + 6 more
Source: ClinicalTrials.gov public record
Updated Apr 22, 2018 · Synced Jun 28, 2026, 3:11 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Evaluation of Proposed EZ2go Complete Bowel Cleansing System

NCT01838408
View directory record Official record
Conditions
Screening Colonoscopy, Surveillance Colonoscopy, Colonoscopy
Interventions
Ez2go Complete, LoSo Prep
Other
Lead sponsor
Borland-Groover Clinic
Other
Eligibility
18 Years and older
Enrollment
185 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Jan 26, 2015 · Synced Jun 28, 2026, 3:11 PM EDT
Not listed Phase 4 Interventional Accepts healthy volunteers

A Trial Comparing Bowel Preparation and Patient Tolerability of Miralax Versus Golytely

NCT00889655
View directory record Official record
Conditions
Colonoscopy
Interventions
Golytely (polyethylene glycol), MiraLax (polyethylene glycol 3350)
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
50 Years to 90 Years
Enrollment
432 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Apr 28, 2009 · Synced Jun 28, 2026, 3:11 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

New Bowel Preparation Scale for Measuring Colon Cleanliness

NCT01635725
View directory record Official record
Conditions
Colonoscopy, Bowel Cleanliness, Bowel Rating Scale
Interventions
Not listed
Lead sponsor
Gastroenterology Services, Ltd.
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Downers Grove, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 23, 2017 · Synced Jun 28, 2026, 3:11 PM EDT
Completed Phase 3 Interventional Results available

Efficacy of Morning-only Bowel Preparation for Afternoon Colonoscopy.

NCT00687830
View directory record Official record
Conditions
Colon Cancer
Interventions
Polyethylene Glycol afternoon, Polyethylene Glycol morning
Drug
Lead sponsor
Cleveland Clinic Florida
Other
Eligibility
Not listed
Enrollment
136 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Weston, Florida
Source: ClinicalTrials.gov public record
Updated May 16, 2017 · Synced Jun 28, 2026, 3:11 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Improving Outpatient Colonoscopy Bowel Prep With the Orton Score

NCT04093557
View directory record Official record
Conditions
Colonic Polyp, Colon Cancer
Interventions
Orton Score, Typical Standard of Care
Other
Lead sponsor
University of Virginia
Other
Eligibility
18 Years to 100 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Dec 11, 2024 · Synced Jun 28, 2026, 3:11 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

A Trial Comparing Split-Dose Miralax With Amitiza Pretreatment Versus Dulcolax Pretreatment Versus Golytely for Bowel Cleansing Prior to Colonoscopy

NCT00953017
View directory record Official record
Conditions
Colonoscopy
Interventions
Miralax (PEG 3350), Amitiza (Lubiprostone), Dulcolax (Bisacodyl), Golytely (polyethylene glycol)
Drug
Lead sponsor
Brooke Army Medical Center
Federal
Eligibility
18 Years and older
Enrollment
425 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Nov 29, 2012 · Synced Jun 28, 2026, 3:11 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Use of a Colon Irrigation Device as a Preparation for a Colon Visualization Procedure

NCT03458390
View directory record Official record
Conditions
Screening Colonoscopy
Interventions
HyGIeaCare colon irrigation
Device
Lead sponsor
HyGIeaCare, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Jul 30, 2020 · Synced Jun 28, 2026, 3:11 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

2 Regimens of Lactulose for Colonoscopy Preparation in Adults

NCT01887470
View directory record Official record
Conditions
Colonoscopy Preparation
Interventions
Full dose preparation, Split dose preparation
Drug
Lead sponsor
Cumberland Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Chattanooga, Tennessee
Source: ClinicalTrials.gov public record
Updated May 31, 2015 · Synced Jun 28, 2026, 3:11 PM EDT
Not listed Not applicable Interventional

Polyethylene Glycol Cleansing in Patients at High Risk for Poor Bowel Preparation

NCT03011788
View directory record Official record
Conditions
Colonoscopy
Interventions
Golytely Oral Solution
Drug
Lead sponsor
VA Connecticut Healthcare System
Federal
Eligibility
18 Years and older
Enrollment
270 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
West Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Dec 2, 2019 · Synced Jun 28, 2026, 3:11 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Amitiza® Plus GoLYTELY® (PEG) Versus Placebo Plus GoLYTELY® for Outpatient Colonoscopy Preparation

NCT00645801
View directory record Official record
Conditions
Colonoscopy
Interventions
lubiprostone (Amitiza), Placebo
Drug
Lead sponsor
Henry Ford Health System
Other
Eligibility
18 Years and older
Enrollment
158 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2011
U.S. locations
3
States / cities
Detroit, Michigan • Novi, Michigan • West Bloomfield, Michigan
Source: ClinicalTrials.gov public record
Updated May 31, 2023 · Synced Jun 28, 2026, 3:11 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

A Validated Educational Video Intervention Improves the Quality of Bowel Preparation for Colonoscopy

NCT02013505
View directory record Official record
Conditions
Bowel Dysfunction
Interventions
Educational video
Other
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
18 Years and older
Enrollment
298 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Jul 27, 2023 · Synced Jun 28, 2026, 3:11 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

One-Day Versus Three-Day Bowel Preparation for Colonoscopy in Children

NCT02174497
View directory record Official record
Conditions
Bowel Preparation, Pediatric Colonoscopy
Interventions
Not listed
Lead sponsor
St. John Health System, Michigan
Other
Eligibility
2 Years to 21 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 24, 2014 · Synced Jun 28, 2026, 3:11 PM EDT
Completed No phase listed Observational

Safety and Efficacy of High Dose Bowel Preparation Solutions for Patients With Difficult To Clean Colons For Colonoscopy

NCT02661750
View directory record Official record
Conditions
Preparation for Colonoscopy
Interventions
Bowel Preparation
Drug
Lead sponsor
Gastroenterology Services, Ltd.
Other
Eligibility
18 Years and older
Enrollment
79 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
1
States / cities
Downers Grove, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 26, 2021 · Synced Jun 28, 2026, 3:11 PM EDT