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ClinicalTrials.gov public records Last synced Oct 17, 2026, 5:35 PM EDT

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Showing 97–120 of 670 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Colonoscopy Clear all
Completed No phase listed Observational Accepts healthy volunteers

Exact CRC Screening Test: Stool Sample Collection Study to Support Assay Validation Testing

NCT01600209
View directory record Official record
Conditions
Colorectal Neoplasms, Digestive System Diseases, Colonic Diseases, Colorectal Cancer
Interventions
Not listed
Lead sponsor
Exact Sciences Corporation
Industry
Eligibility
50 Years to 84 Years
Enrollment
674 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
13
States / cities
Tucson, Arizona • Pomona, California • San Diego, California + 10 more
Source: ClinicalTrials.gov public record
Updated May 13, 2015 · Synced Oct 17, 2026, 5:35 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Colonoscopy Bowel Prep Comparison Among Diabetic Patients

NCT07351019
View directory record Official record
Conditions
Colon Cancer Screening
Interventions
Golytely, SUPRPEP
Drug
Lead sponsor
Eisenhower Army Medical Center
Federal
Eligibility
Not listed
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Fort Gordon, Georgia
Source: ClinicalTrials.gov public record
Updated Aug 6, 2026 · Synced Oct 17, 2026, 5:35 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Intestinal Immunity in Neurologic Disease

NCT06329453
View directory record Official record
Conditions
Multiple Sclerosis, Parkinson Disease, REM Sleep Behavior Disorder
Interventions
Colon Tissue Biopsy
Procedure
Lead sponsor
Yale University
Other
Eligibility
18 Years to 99 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
1
States / cities
North Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated May 27, 2026 · Synced Oct 17, 2026, 5:35 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Efficacy and Safety of Standard Oral Colonoscopic Preparations With or Without Neostigmine Compared to Pulse-Irrigation Colonic Lavage

NCT00745095
View directory record Official record
Conditions
Spinal Cord Injury
Interventions
Neostigmine
Drug
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years and older
Enrollment
360 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2013
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Jul 16, 2014 · Synced Oct 17, 2026, 5:35 PM EDT
Completed Phase 3 Interventional Results available

Safety and Effectiveness of a Computer-Assisted Personalized Sedation (CAPS) Device for Propofol Delivery During Endoscopy

NCT00452426
View directory record Official record
Conditions
Colonoscopy, Endoscopy, Digestive System, Conscious Sedation
Interventions
Computer-Assisted Personalized Sedation (CAPS) Device (SEDASYS® System), benzodiazepines and opioid sedation
Device · Other
Lead sponsor
Ethicon Endo-Surgery
Industry
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007
U.S. locations
7
States / cities
Washington D.C., District of Columbia • Fayetteville, North Carolina • Winston-Salem, North Carolina + 4 more
Source: ClinicalTrials.gov public record
Updated Jan 25, 2011 · Synced Oct 17, 2026, 5:35 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 27, 2017 · Synced Oct 17, 2026, 5:35 PM EDT
Completed No phase listed Observational

Study of Biomarkers in Blood & Tissue Samples From Patients With Colorectal Cancer or Polyps & Patients Without Polyps

NCT00898378
View directory record Official record
Conditions
Colorectal Cancer, Healthy, no Evidence of Disease, Precancerous Condition
Interventions
gene expression analysis, polymerase chain reaction, polymorphism analysis, protein expression analysis, proteomic profiling, gas chromatography, laboratory biomarker analysis, liquid chromatography, mass spectrometry, questionnaire administration
Genetic · Other
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
551 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Sep 18, 2014 · Synced Oct 17, 2026, 5:35 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Evaluating the Effectiveness of a Colonoscopy Surveillance Recommendations Algorithm in Clinical Practice

NCT07658716
View directory record Official record
Conditions
Colonoscopy
Interventions
Not listed
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 22, 2026 · Synced Oct 17, 2026, 5:35 PM EDT
Completed Phase 1 Interventional

Optimal Fecal Microbiota Transplant Dosing for Mild to Moderate Ulcerative Colitis

NCT03006809
View directory record Official record
Conditions
Ulcerative Colitis
Interventions
Fecal Microbiota Transplantation (FMT), OpenBiome, pretreatment antibiotics
Biological · Other
Lead sponsor
Najwa Elnachef
Other
Eligibility
18 Years to 64 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Apr 28, 2021 · Synced Oct 17, 2026, 5:35 PM EDT
Completed Not applicable Interventional

Promoting Cancer Screening Among Medicaid Recipients in Minnesota

NCT03275987
View directory record Official record
Conditions
Colorectal Cancer, Breast Cancer
Interventions
Mammography direct mail coupled with a financial incentive, Usual care, Colonoscopy direct mail coupled with a financial incentive
Behavioral
Lead sponsor
Minnesota Department of Health
Government
Eligibility
50 Years to 74 Years
Enrollment
138,554 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Saint Paul, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 11, 2017 · Synced Oct 17, 2026, 5:35 PM EDT
Terminated No phase listed Observational

The Utility of Time Segmental Withdrawal During Screening Colonoscopy for Increasing Adenoma Detection Rate.

NCT02538406
View directory record Official record
Conditions
Adenomatous Polyp of Colon
Interventions
Segmental withdrawal
Other
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years to 80 Years
Enrollment
232 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 28, 2020 · Synced Oct 17, 2026, 5:35 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

A Clinic-wide Intervention (Primary Care-GI Connect) for Improving Rates of Colonoscopy After Abnormal Fecal Immunochemical Test Result in Patients at Federally Qualified Health Centers

NCT06568016
View directory record Official record
Conditions
Colorectal Carcinoma
Interventions
Best Practice, Communication Intervention, Coordination, Educational Intervention, Electronic Health Record Review, Informational Intervention, Interview, Patient Navigation, Referral, Text Message-Based Navigation Intervention
Other · Behavioral
Lead sponsor
Jonsson Comprehensive Cancer Center
Other
Eligibility
Not listed
Enrollment
1,500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
2
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Sep 2, 2026 · Synced Oct 17, 2026, 5:35 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Study of a Screening Blood Test to Determine Patients' Potential Risk of Adenomatous or Advanced Colon Polyps (ACPs)

NCT01062035
View directory record Official record
Conditions
Colonic Polyp
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
50 Years to 60 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Jun 26, 2014 · Synced Oct 17, 2026, 5:35 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Predicting Adenomatous Polyps in the Colon Using Images of a Human Tongue

NCT06305364
View directory record Official record
Conditions
Colorectal Neoplasms, Gastrointestinal Microbiome
Interventions
Gixam
Device
Lead sponsor
Jubaan Ltd.
Industry
Eligibility
18 Years to 75 Years
Enrollment
426 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
3
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 20, 2025 · Synced Oct 17, 2026, 5:35 PM EDT
Completed Phase 4 Interventional Results available

Glucagon Use in Colonoscopies

NCT02078726
View directory record Official record
Conditions
Colon Cancer
Interventions
Glucagon
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 70 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jul 3, 2025 · Synced Oct 17, 2026, 5:35 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Gluteal Squeeze for Left Colon Distension

NCT04827485
View directory record Official record
Conditions
Colorectal Neoplasms
Interventions
Gluteal squeeze, No squeeze
Other
Lead sponsor
Indiana University
Other
Eligibility
40 Years and older
Enrollment
89 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
2
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Aug 22, 2023 · Synced Oct 17, 2026, 5:35 PM EDT
Completed Phase 3 Interventional Results available

Multicenter Randomized Parallel Group Phase III Study Comparing the Bowel Cleansing Efficacy, Safety and Tolerability of NER1006 Versus Trisulfate Solution Using 2-Day Split-Dosing Regimen in Adults

NCT02254486
View directory record Official record
Conditions
Colon Cancer, Colorectal Carcinoma, Colon Cleansing
Interventions
NER1006, Trisulfate solution
Drug
Lead sponsor
Norgine
Industry
Eligibility
18 Years to 85 Years
Enrollment
621 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
12
States / cities
Anaheim, California • Annapolis, Maryland • Chevy Chase, Maryland + 9 more
Source: ClinicalTrials.gov public record
Updated May 15, 2018 · Synced Oct 17, 2026, 5:35 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 Jun 1, 2023 · Synced Oct 17, 2026, 5:35 PM EDT
Completed Phase 1 Interventional

G-CSF to Treat Crohn's Disease

NCT00025805
View directory record Official record
Conditions
Crohn's Disease
Interventions
G-CSF
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2008
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 17, 2026, 5:35 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Narrow Band Imaging Colon Polyp Study

NCT00614770
View directory record Official record
Conditions
Adenomatous Polyp, New Imaging Techniques in Colonoscopy
Interventions
standard of care colonoscopy, colonoscopy
Procedure
Lead sponsor
Kansas City Veteran Affairs Medical Center
Federal
Eligibility
18 Years and older
Enrollment
630 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
2
States / cities
Kansas City, Missouri • St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 17, 2010 · Synced Oct 17, 2026, 5:35 PM EDT
Completed Phase 3 Interventional Results available

A Safety and Efficacy Study of a Bowel Cleansing Preparation (BLI800) in Pediatric Subjects Undergoing Colonoscopy

NCT02819323
View directory record Official record
Conditions
Colonoscopy
Interventions
PEG-ELS, BLI800
Drug
Lead sponsor
Braintree Laboratories
Industry
Eligibility
12 Years to 16 Years
Enrollment
91 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
27
States / cities
Mobile, Alabama • Tucson, Arizona • Orange, California + 23 more
Source: ClinicalTrials.gov public record
Updated May 3, 2021 · Synced Oct 17, 2026, 5:35 PM EDT
Completed Not applicable Interventional

Computer Aided Detection of Polyps in Colonoscopy

NCT04754347
View directory record Official record
Conditions
Colorectal Polyp
Interventions
Computer Aided Detection device
Device
Lead sponsor
Iterative Scopes, Inc
Industry
Eligibility
40 Years and older
Enrollment
1,472 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
5
States / cities
Boston, Massachusetts • Cambridge, Massachusetts • Plymouth, Minnesota + 1 more
Source: ClinicalTrials.gov public record
Updated Dec 1, 2021 · Synced Oct 17, 2026, 5:35 PM EDT
Completed No phase listed Observational

Comparative Effectiveness of CTC & OC

NCT02143115
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Optical colonoscopy, CT-Colonography
Procedure · Radiation
Lead sponsor
Fox Chase Cancer Center
Other
Eligibility
18 Years and older
Enrollment
244 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
5
States / cities
Chicago, Illinois • Rochester, Minnesota • New York, New York + 2 more
Source: ClinicalTrials.gov public record
Updated Nov 30, 2016 · Synced Oct 17, 2026, 5:35 PM EDT
Terminated No phase listed Observational

Observational Study of Sub-populations From Cologuard Post-Approval Study (2014-01)

NCT03705013
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Cologuard
Other
Lead sponsor
Exact Sciences Corporation
Industry
Eligibility
50 Years and older
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
20
States / cities
Glendale, Arizona • Mesa, Arizona • Tempe, Arizona + 17 more
Source: ClinicalTrials.gov public record
Updated Apr 14, 2020 · Synced Oct 17, 2026, 5:35 PM EDT