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Showing 1–24 of 181 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Colonoscopy, Colorectal Clear all
Terminated Phase 3 Interventional Accepts healthy volunteers Results available

L-Menthol Injection as a Novel Technique During Colonoscopy

NCT02588248
View directory record Official record
Conditions
Colonic Polyps, Colon Cancer
Interventions
Peppermint Oil, Placebo
Drug · Other
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
45 Years and older
Enrollment
82 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 18, 2022 · Synced Sep 3, 2026, 10:25 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Patient Satisfaction With Propofol for Out Patient Colonoscopy

NCT02937506
View directory record Official record
Conditions
Colon Cancer, IBS, Polyps
Interventions
Propofol, Fentanyl Plus Midazolam
Drug
Lead sponsor
Mount Carmel Health System
Other
Eligibility
18 Years and older
Enrollment
600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 25, 2017 · Synced Sep 3, 2026, 10:25 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Educate, Assess Risk and Overcoming Barriers to Colorectal Screening Among African Americans

NCT03640208
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Education presented by trained caregiver
Behavioral
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
18 Years to 45 Years
Enrollment
163 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2024
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 26, 2026 · Synced Sep 3, 2026, 10:25 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

AI Colorectal Polyp Detection

NCT04979962
View directory record Official record
Conditions
Polyp Colorectal, Adenoma Colon
Interventions
EW10-EC02 (Endoscopy Support Program)
Device
Lead sponsor
Fujifilm Medical Systems USA, Inc.
Industry
Eligibility
45 Years and older
Enrollment
1,162 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
10
States / cities
Los Angeles, California • Largo, Florida • Chestnut Hill, Massachusetts + 4 more
Source: ClinicalTrials.gov public record
Updated Sep 17, 2023 · Synced Sep 3, 2026, 10:25 AM EDT
Completed No phase listed Observational

Compare Conventional Colonosocpy to Endoscopic AFI, NBI for Dysplasia Detection for Ulcerative Colitis & Cholangitis

NCT00587236
View directory record Official record
Conditions
Colitis, Ulcerative, Cholangitis, Sclerosing
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 75 Years
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 13, 2016 · Synced Sep 3, 2026, 10:25 AM 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 21, 2023 · Synced Sep 3, 2026, 10:25 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Demonstrating Effective Salvage of Inadequate Colonoscopies

NCT05585879
View directory record Official record
Conditions
Colorectal Screening
Interventions
Pure-Vu EVS
Device
Lead sponsor
Motus GI Medical Technologies Ltd
Industry
Eligibility
40 Years to 80 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 12, 2024 · Synced Sep 3, 2026, 10:25 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Colonoscopy Versus Fecal Immunochemical Test in Reducing Mortality From Colorectal Cancer (CONFIRM)

NCT01239082
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Colonoscopy, FIT
Procedure
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
50 Years to 75 Years
Enrollment
50,126 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2028
U.S. locations
45
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Fresno, California + 42 more
Source: ClinicalTrials.gov public record
Updated Aug 27, 2026 · Synced Sep 3, 2026, 10:25 AM EDT
Completed Phase 3 Interventional

Long-term Follow-up Study Designed to Evaluate the Relative Risk of Two Colonoscopy Schedules for Patients With Small Polyps

NCT00032344
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Colonoscopy
Procedure
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
50 Years to 75 Years
Enrollment
3,200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1993 – 2007
U.S. locations
13
States / cities
Phoenix, Arizona • Tucson, Arizona • Long Beach, California + 10 more
Source: ClinicalTrials.gov public record
Updated Aug 30, 2018 · Synced Sep 3, 2026, 10:25 AM EDT
Terminated No phase listed Observational

Non-Invasive Prediction of Colorectal Neoplasia

NCT01815463
View directory record Official record
Conditions
Colonic Polyps, Polyposis Coli, Colorectal Cancer
Interventions
Not listed
Lead sponsor
Corporal Michael J. Crescenz VA Medical Center
Federal
Eligibility
18 Years to 85 Years
Enrollment
2,282 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2014
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 26, 2016 · Synced Sep 3, 2026, 10:25 AM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Choose It and Use It: Choice, Implementation Intentions and At-Home Colorectal Cancer Screening

NCT06085560
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Usual Care Message, Implementation Intention Intervention: Standard Message, Implementation Intention Intervention: Culturally-Targeted Message
Behavioral
Lead sponsor
Michigan State University
Other
Eligibility
45 Years to 72 Years
Enrollment
600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Flint, Michigan
Source: ClinicalTrials.gov public record
Updated May 7, 2026 · Synced Sep 3, 2026, 10:25 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

A Prospective Randomized Study Comparing the Adenoma Detection Yield of SC, AI and Combined AI and G-EYE®

NCT05317351
View directory record Official record
Conditions
Colorectal (Colon or Rectal) Cancer, Adenoma
Interventions
Standard Colonoscopy, Artificial Intelligence Aided Colonoscopy (GI Genius™), Combined Artificial Intelligence Aided Colonoscopy (GI Genius™) and G-EYE® Balloon Aided Colonoscopy
Device
Lead sponsor
Smart Medical Systems Ltd.
Industry
Eligibility
45 Years and older
Enrollment
2,160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
2
States / cities
Indianapolis, Indiana • New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 6, 2022 · Synced Sep 3, 2026, 10:25 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Microbiome in Colorectal Cancer Onset and Progression

NCT05368688
View directory record Official record
Conditions
Colorectal Cancer, Tumor, CRC, GI Cancer, Gastrointestinal Cancer
Interventions
Not listed
Lead sponsor
Viome
Industry
Eligibility
50 Years to 80 Years
Enrollment
63 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Bellevue, Washington
Source: ClinicalTrials.gov public record
Updated Dec 26, 2022 · Synced Sep 3, 2026, 10:25 AM EDT
Completed No phase listed Observational

Prospective Evaluation of Combined Laparoscopy With CO2 Intraoperative Colonoscopy Treatment for Colorectal Lesions

NCT00725465
View directory record Official record
Conditions
Colorectal Polyps
Interventions
Not listed
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 29, 2019 · Synced Sep 3, 2026, 10:25 AM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

Cleansing Options in Out-Patient Setting to Improve Tolerance (COOP SIT) Trial

NCT07215000
View directory record Official record
Conditions
Colorectal Cancer Screening, Bowel Cleansing for Colonoscopy
Interventions
Golytely, Sulfave, Sutab
Drug
Lead sponsor
Morehouse School of Medicine
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Oct 8, 2025 · Synced Sep 3, 2026, 10:25 AM EDT
Terminated Not applicable Interventional

A Clinical Study To Measure The Effect Of Use Of Artificial Intelligence (AI) Enabled Computer Aided Detection (CADe) Assistance Software In Detecting Colon Polyps During Standard Colonoscopy Procedures

NCT04555135
View directory record Official record
Conditions
Colon Polyp, Colon Neoplasm, Colon Adenoma
Interventions
EndoVigilant Software
Device
Lead sponsor
EndoVigilant Inc
Industry
Eligibility
45 Years and older
Enrollment
769 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
4
States / cities
Mission Viejo, California • Waterbury, Connecticut • Greenbelt, Maryland + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 31, 2022 · Synced Sep 3, 2026, 10:25 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Systems of Support (SOS) to Increase Colon Cancer Screening and Follow-up Supplement

NCT01052922
View directory record Official record
Conditions
Colorectal Cancer Screening
Interventions
3 sample g-SENSA, 2 sample InSure, 1 sample OC-Micron
Other
Lead sponsor
Kaiser Permanente
Other
Eligibility
50 Years to 74 Years
Enrollment
2,260 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Oct 12, 2017 · Synced Sep 3, 2026, 10:25 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 Sep 30, 2019 · Synced Sep 3, 2026, 10:25 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Comparison of Adenoma Detection Rate With ENDOCUFF VISION® vs. G-EYE®

NCT04708951
View directory record Official record
Conditions
Adenoma, Colorectal Cancer
Interventions
ENDOCUFF VISION® device, G-EYE® colonoscope
Device
Lead sponsor
Dr. Horst Schmidt Klinik GmbH
Industry
Eligibility
Not listed
Enrollment
970 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
2
States / cities
Indianapolis, Indiana • New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 21, 2021 · Synced Sep 3, 2026, 10:25 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Motivational Interviewing for Colonoscopy

NCT01877096
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Motivational Interviewing, Attention Control
Behavioral
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
50 Years to 75 Years
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 3, 2015 · Synced Sep 3, 2026, 10:25 AM EDT
Completed Not applicable Interventional

High Definition Colonoscopy (HDC) vs. Dye Spraying Chromo-colonoscopy (DSC) in Screening Patients With Long-standing Inflammatory Bowel Disease (IBD)

NCT04191655
View directory record Official record
Conditions
Inflammatory Bowel Diseases, Colon Dysplasia, Ulcerative Colitis, Crohn Colitis, Indeterminate Colitis
Interventions
High Definition Colonoscopy, Dye Spraying Chromocolonoscopy
Device
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years and older
Enrollment
211 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
2
States / cities
Boston, Massachusetts • Burlington, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 5, 2026 · Synced Sep 3, 2026, 10:25 AM EDT
Completed Not applicable Interventional

Using Patients' Social Contact to Improve Out-Patient Endoscopy Among Blacks

NCT02464618
View directory record Official record
Conditions
Compliance, Colon Cancer
Interventions
Social contact intervention
Behavioral
Lead sponsor
Howard University
Other
Eligibility
18 Years and older
Enrollment
812 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Sep 16, 2018 · Synced Sep 3, 2026, 10:25 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Colorectal Polyp Resection Adequacy

NCT02217085
View directory record Official record
Conditions
Polyp Resection Adequacy
Interventions
Not listed
Lead sponsor
Rush University Medical Center
Other
Eligibility
40 Years to 80 Years
Enrollment
288 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2022
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 22, 2022 · Synced Sep 3, 2026, 10:25 AM EDT
Active, not recruiting Not applicable Interventional

Impact of Protect Your Colon™ on CRC Screening

NCT05929820
View directory record Official record
Conditions
Colorectal Cancer Screening
Interventions
Protect Your Colon™
Behavioral
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
45 Years to 75 Years
Enrollment
184 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 6, 2026 · Synced Sep 3, 2026, 10:25 AM EDT