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ClinicalTrials.gov public records Last synced Oct 18, 2026, 11:12 AM EDT

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Showing 409–432 of 670 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Colonoscopy Clear all
Completed Not applicable Interventional Accepts healthy volunteers

RCT of Air Insufflation Versus Water Infusion Colonoscopy

NCT00785889
View directory record Official record
Conditions
Colorectal Cancer
Interventions
water infusion colonoscopy
Procedure
Lead sponsor
East Bay Institute for Research and Education
Other
Eligibility
45 Years to 75 Years
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008
U.S. locations
1
States / cities
Mather, California
Source: ClinicalTrials.gov public record
Updated Nov 14, 2008 · Synced Oct 18, 2026, 11:12 AM EDT
Completed Not applicable Interventional

A Comparison of Air Insufflation, Water Immersion and Water Exchange Colonoscopy in Diagnostic Patients

NCT01781650
View directory record Official record
Conditions
Pain, Colorectal Adenomas, Colorectal Cancer
Interventions
Air Insufflation method., Water Immersion method., Water Exchange method.
Other
Lead sponsor
Presidio Ospedaliero Santa Barbara
Other
Eligibility
18 Years to 85 Years
Enrollment
288 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 15, 2014 · Synced Oct 18, 2026, 11:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Prospective RCT Of Water Exchange (WE) vs. WE Plus Cap-Assisted Colonoscopy

NCT03160859
View directory record Official record
Conditions
Unsedated Colonoscopy, Water Exchange Colonoscopy, Cap, Colonoscopy Pain
Interventions
Control, Study method
Other · Device
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
50 Years to 80 Years
Enrollment
280 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
3
States / cities
Palo Alto, California • Sacramento, California • Sepulveda, California
Source: ClinicalTrials.gov public record
Updated Dec 12, 2023 · Synced Oct 18, 2026, 11:12 AM EDT
Active, not recruiting Not applicable Interventional

Abnormal Food Timing and Circadian Dyssynchrony in Alcohol Induced Colon Carcinogenesis

NCT03955510
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Right time eating, Delayed time eating, Sigmoidoscopy, Optional 24h circadian assessment in the Biological Rhythms lab, Alcohol
Other · Procedure
Lead sponsor
Rush University Medical Center
Other
Eligibility
21 Years to 75 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 16, 2026 · Synced Oct 18, 2026, 11:12 AM EDT
Completed No phase listed Observational

A Biospecimen Collection Study to Identify the Targets of Disease-Reactive T Cells in Patients With Autoimmune Disease

NCT06587828
View directory record Official record
Conditions
Autoimmune Diseases, Ulcerative Colitis, Multiple Sclerosis, Scleroderma, Ankylosing Spondylitis, Celiac Disease, Non-radiographic Axial Spondyloarthritis (Nr-axSpA), Crohn&Amp;#39;s Disease, Birdshot Chorioretinitis
Interventions
Companion blood samples with procedure
Procedure
Lead sponsor
TScan Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
238 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
11
States / cities
Orange, California • Sherman Oaks, California • Skokie, Illinois + 7 more
Source: ClinicalTrials.gov public record
Updated Sep 15, 2026 · Synced Oct 18, 2026, 11:12 AM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers

Single Arm Post-marketing Study of SC20 Colonoscope

NCT02279836
View directory record Official record
Conditions
Gentle Colonoscopy
Interventions
SC20 Colonoscope
Device
Lead sponsor
Invendo Medical GmbH
Industry
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
3
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 4, 2015 · Synced Oct 18, 2026, 11:12 AM EDT
Completed No phase listed Observational

Infectious Agents in Pediatric Crohn's

NCT00237055
View directory record Official record
Conditions
Crohn's Disease, Inflammatory Bowel Disease
Interventions
Not listed
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
6 Months to 18 Years
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Mar 18, 2010 · Synced Oct 18, 2026, 11:12 AM EDT
Active, not recruiting Phase 4 Interventional Accepts healthy volunteers

CVD 37000: Immunity and Microbiome Studies at Intestinal and Systemic Sites in Ty21a Vaccinated Adults

NCT03970304
View directory record Official record
Conditions
Typhoid Vaccination
Interventions
Vivotif Typhoid Oral Vaccine
Drug
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older
Enrollment
87 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2027
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 7, 2026 · Synced Oct 18, 2026, 11:12 AM 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 19, 2016 · Synced Oct 18, 2026, 11:12 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Plasma ctDNA in Patients Undergoing Diagnostic Colonoscopy

NCT02665299
View directory record Official record
Conditions
Colon Cancer, Colon Adenomas, Colon Polyps
Interventions
Not listed
Lead sponsor
Pathway Genomics
Industry
Eligibility
18 Years and older
Enrollment
206 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Aug 21, 2017 · Synced Oct 18, 2026, 11:12 AM 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 2, 2009 · Synced Oct 18, 2026, 11:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Colon Capsule Endoscopy (CCE) Versus Computed Tomographic Colonography (CTC) in the Identification of Colonic Polyps in a Screening Population.

NCT02754661
View directory record Official record
Conditions
Colorectal Cancer Screening
Interventions
COLON Capsule endoscopy, Computed Tomographic Colonography
Device
Lead sponsor
Medtronic - MITG
Industry
Eligibility
50 Years to 75 Years
Enrollment
320 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
13
States / cities
Mobile, Alabama • Jacksonville, Florida • Chicago, Illinois + 8 more
Source: ClinicalTrials.gov public record
Updated Oct 1, 2019 · Synced Oct 18, 2026, 11:12 AM 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 29, 2009 · Synced Oct 18, 2026, 11:12 AM EDT
Completed Phase 3 Interventional

BLI-800-302: BLI-800 vs an Active Control Bowel Preparation in Adult Subjects Undergoing Colonoscopy

NCT00503815
View directory record Official record
Conditions
Colonoscopy
Interventions
BLI-800, Polyethylene glycol 3350 based bowel preparation
Drug
Lead sponsor
Braintree Laboratories
Industry
Eligibility
18 Years and older
Enrollment
360 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007
U.S. locations
10
States / cities
Anaheim, California • Orange, California • Jackson, Mississippi + 7 more
Source: ClinicalTrials.gov public record
Updated Dec 27, 2007 · Synced Oct 18, 2026, 11:12 AM EDT
Withdrawn Not applicable Interventional

Raltegravir Activity In Lymphoid Tissues

NCT00863668
View directory record Official record
Conditions
HIV Infection, HIV Infections
Interventions
Efavirenz + Tenofovir DF/Emtricitabine, Raltegravir + Tenofovir DF/Emtricitabine, Colonoscopy with biopsies, Inguinal Lymph Node Excision
Drug · Procedure
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated May 18, 2015 · Synced Oct 18, 2026, 11:12 AM EDT
Recruiting Not applicable Interventional

Prospective, Open-label, Non-significant Risk, Multicenter Study Comparing the Polyp Detection of the Study Device to That of the Colonoscopy Reference

NCT07089615
View directory record Official record
Conditions
Colonic Polyps
Interventions
Capsule swallow
Device
Lead sponsor
Capso Vision, Inc.
Industry
Eligibility
45 Years to 75 Years
Enrollment
330 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
11
States / cities
Chula Vista, California • Lancaster, California • Orange, California + 8 more
Source: ClinicalTrials.gov public record
Updated May 8, 2026 · Synced Oct 18, 2026, 11:12 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Colorectal Cancer Screening Validation Study

NCT00720993
View directory record Official record
Conditions
Colorectal Cancer Screening
Interventions
Not listed
Lead sponsor
IntelliGeneScan, Inc.
Industry
Eligibility
50 Years and older
Enrollment
165 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 23, 2009 · Synced Oct 18, 2026, 11:12 AM EDT
Completed Phase 4 Interventional

A Safety and Efficacy Evaluation of 3 Bowel Preparations in the Pediatric Population

NCT00425594
View directory record Official record
Conditions
Colonoscopy
Interventions
HalfLytely and Bisacodyl Tablets - Formulation 1, HalfLytely and Bisacodyl Tablets - Formulation 2, NuLYTELY
Drug
Lead sponsor
Braintree Laboratories
Industry
Eligibility
6 Years to 16 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007
U.S. locations
26
States / cities
Birmingham, Alabama • Mobile, Alabama • Tuscaloosa, Alabama + 23 more
Source: ClinicalTrials.gov public record
Updated Dec 27, 2007 · Synced Oct 18, 2026, 11:12 AM EDT
Recruiting Phase 1 Interventional

Testing for Safety and Colorectal Cancer Preventive Effects of ONC201

NCT05630794
View directory record Official record
Conditions
Colorectal Adenomatous Polyp, Colorectal Carcinoma, Familial Adenomatous Polyposis, Multiple Adenomatous Polyps
Interventions
Biopsy Procedure, Biospecimen Collection, Colonoscopy, Dordaviprone Hydrochloride, Endoscopic Procedure, Questionnaire Administration, Sigmoidoscopy
Procedure · Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
5
States / cities
Ann Arbor, Michigan • St Louis, Missouri • Cleveland, Ohio + 2 more
Source: ClinicalTrials.gov public record
Updated Oct 15, 2026 · Synced Oct 18, 2026, 11:12 AM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Evaluating a Standardized Checklist Bundle for Optimizing Procedural Ergonomics in Endoscopy

NCT06195631
View directory record Official record
Conditions
Injuries
Interventions
Standardized Checklist for Optimizing Procedural Ergonomics in Endoscopy (SCOPE- E) Bundle
Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 12, 2026 · Synced Oct 18, 2026, 11:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

RCT of Air Insufflation Versus Water Infusion Colonoscopy by Supervised Trainees

NCT00841282
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Colonoscopy for colorectal cancer screening, Water Infusion Colonoscopy, Air insufflation colonoscopy
Procedure
Lead sponsor
East Bay Institute for Research and Education
Other
Eligibility
50 Years to 80 Years
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Mather, California
Source: ClinicalTrials.gov public record
Updated Feb 11, 2009 · Synced Oct 18, 2026, 11:12 AM EDT
Not listed Not applicable Interventional

Efficacy of a Low Fiber Diet for Pediatric Colonoscopy Prep

NCT05918562
View directory record Official record
Conditions
Colitis, Gastrointestinal Diseases, Pediatric Disorder, Pediatric Crohns Disease, Procedural Sequelae
Interventions
Low fiber diet, Standard clear liquid diet
Dietary Supplement
Lead sponsor
Rhode Island Hospital
Other
Eligibility
10 Years to 17 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Jun 26, 2023 · Synced Oct 18, 2026, 11:12 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Prospective Collection of Samples to Enable the Development of Natera Screening Assay for Early Cancer Detection

NCT06620627
View directory record Official record
Conditions
Colorectal Cancer Screening
Interventions
Not listed
Lead sponsor
Natera, Inc.
Industry
Eligibility
40 Years and older
Enrollment
5,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Jan 29, 2025 · Synced Oct 18, 2026, 11:12 AM EDT
Terminated No phase listed Observational

Colorectal Screening Strategies in Underserved Populations

NCT05107661
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Telephone Prompt
Behavioral
Lead sponsor
Virtua Health, Inc.
Other
Eligibility
45 Years to 64 Years
Enrollment
62 participants
Timeline
2021 – 2023
U.S. locations
1
States / cities
Voorhees Township, New Jersey
Source: ClinicalTrials.gov public record
Updated Aug 14, 2023 · Synced Oct 18, 2026, 11:12 AM EDT