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ClinicalTrials.gov public records Last synced Oct 17, 2026, 1:42 PM EDT

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Showing 1–24 of 670 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Colonoscopy Clear all
Completed Not applicable Interventional Results available

Compare Propofol to Fentanyl and Midazolam for Colonoscopy

NCT01488045
View directory record Official record
Conditions
Colon Cancer, Rectal Cancer, Colonic Diverticulosis
Interventions
Fentanyl, Propofol, Midazolam
Drug
Lead sponsor
Trinity Health Michigan
Other
Eligibility
18 Years and older
Enrollment
289 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated May 23, 2023 · Synced Oct 17, 2026, 1:42 PM EDT
Active, not recruiting Not applicable Interventional Results available

Screening for Colorectal Cancer in Older Patients (PLCO Screening Trial)

NCT01696981
View directory record Official record
Conditions
Colon Carcinoma, Rectal Carcinoma
Interventions
Screening Questionnaire Administration, Sigmoidoscopy
Other · Procedure
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
55 Years to 74 Years
Enrollment
154,900 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1993 – 2027
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 24, 2026 · Synced Oct 17, 2026, 1:42 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Computer Aided Detection, Tandem Colonoscopy Study

NCT04074577
View directory record Official record
Conditions
Colonic Diseases
Interventions
Standard technique First, combination technique First
Diagnostic Test
Lead sponsor
NYU Langone Health
Other
Eligibility
22 Years and older
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 29, 2021 · Synced Oct 17, 2026, 1:42 PM EDT
Terminated Phase 1Phase 2 Interventional Accepts healthy volunteers

Techniques to Enhance Patient Comfort in Sedation-risk Free Colonoscopy

NCT01076907
View directory record Official record
Conditions
Screening of Colonic Polyps
Interventions
Warm water, Control
Other
Lead sponsor
VA Greater Los Angeles Healthcare System
Federal
Eligibility
18 Years to 95 Years
Enrollment
85 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2011
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Dec 15, 2015 · Synced Oct 17, 2026, 1:42 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Bundled Cancer Screening and Genetic Services Navigation

NCT07228000
View directory record Official record
Conditions
Breast Cancer Screening, Colon Cancer Screening, Genetics Predisposition
Interventions
Breast cancer screening navigation, Multicancer screening navigation, Usual care genetics referral, Pretest education + usual care genetics referral
Behavioral
Lead sponsor
Georgetown University
Other
Eligibility
45 Years to 74 Years · Female only
Enrollment
820 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
2
States / cities
Newark, Delaware • Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated May 8, 2026 · Synced Oct 17, 2026, 1:42 PM EDT
Completed Phase 1 Interventional

Kristalose as Bowel Evacuant Prior to Colonoscopy

NCT01256541
View directory record Official record
Conditions
Bowel Evacuant Prior to Colonoscopy
Interventions
Kristalose
Drug
Lead sponsor
Benaroya Research Institute
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Oct 6, 2011 · Synced Oct 17, 2026, 1:42 PM EDT
Terminated Not applicable Interventional

RITUAL Ultivision AI CADe Randomized Controlled Trial

NCT05732233
View directory record Official record
Conditions
Colon Adenoma, Polyp of Colon, Adenoma Colon
Interventions
Ultivision AI
Device
Lead sponsor
Satisfai Health, Inc.
Industry
Eligibility
45 Years to 75 Years
Enrollment
137 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
2
States / cities
Irvine, California • Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated May 13, 2024 · Synced Oct 17, 2026, 1:42 PM EDT
Completed No phase listed Observational

Blood and Stool Sample Collection in Subjects With a Diagnosis of Colorectal Cancer or Colorectal Lesion: Act Fast

NCT03789162
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Not listed
Lead sponsor
Exact Sciences Corporation
Industry
Eligibility
40 Years and older
Enrollment
850 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2025
U.S. locations
44
States / cities
Phoenix, Arizona • Canoga Park, California • Chula Vista, California + 39 more
Source: ClinicalTrials.gov public record
Updated Jun 29, 2025 · Synced Oct 17, 2026, 1:42 PM EDT
Completed Not applicable Interventional Results available

Safety of Endoscopic Resection of Large Colorectal Polyps: A Randomized Trial.

NCT01936948
View directory record Official record
Conditions
Colon Polyps
Interventions
Clip closure
Procedure
Lead sponsor
White River Junction Veterans Affairs Medical Center
Federal
Eligibility
18 Years to 89 Years
Enrollment
928 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2022
U.S. locations
1
States / cities
White River Junction, Vermont
Source: ClinicalTrials.gov public record
Updated Jul 12, 2024 · Synced Oct 17, 2026, 1:42 PM EDT
Not listed Phase 1 Interventional Accepts healthy volunteers

The Effect of Therapeutic Fecal Transplant on the Gut Microbiome in Children With Ulcerative Colitis

NCT02291523
View directory record Official record
Conditions
Ulcerative Colitis
Interventions
Fecal Microbial Transplant
Biological
Lead sponsor
Children's Hospital Los Angeles
Other
Eligibility
7 Years to 21 Years
Enrollment
101 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Nov 2, 2023 · Synced Oct 17, 2026, 1:42 PM EDT
Completed Not applicable Interventional

Choice Architecture and Mailed Colorectal Cancer Screening Outreach in a Community Health Setting

NCT04711473
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Colonoscopy Only, Choice, FIT Only
Behavioral
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
50 Years to 74 Years
Enrollment
800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Pottstown, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 13, 2023 · Synced Oct 17, 2026, 1:42 PM EDT
Completed Early Phase 1 Interventional

Facilitators to Keeping Colonoscopy Appointments

NCT00431327
View directory record Official record
Conditions
Healthy
Interventions
Peer coach phone call
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
50 Years and older
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 24, 2023 · Synced Oct 17, 2026, 1:42 PM EDT
Completed Phase 2 Interventional

Sirolimus for Cowden Syndrome With Colon Polyposis

NCT04094675
View directory record Official record
Conditions
PTEN Gene Mutation, PTEN Hamartoma Tumor Syndrome, PTEN Hamartoma Syndrome, Cowden Syndrome, Bannayan Syndrome, Bannayan Zonana Syndrome, Polyposis
Interventions
Sirolimus
Drug
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 80 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 10, 2025 · Synced Oct 17, 2026, 1:42 PM EDT
Completed Phase 4 Interventional

Examining the Effect of Ondansetron on Bowel Prep Success

NCT05439772
View directory record Official record
Conditions
Abdominal Pain, Inflammatory Bowel Diseases, Eosinophilic Gastroenteritis, Diarrhea, Hematochezia, Weight Loss
Interventions
Ondansetron
Drug
Lead sponsor
State University of New York - Downstate Medical Center
Other
Eligibility
2 Years to 20 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Brooklyn, New York
Source: ClinicalTrials.gov public record
Updated Oct 15, 2025 · Synced Oct 17, 2026, 1:42 PM 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 31, 2018 · Synced Oct 17, 2026, 1:42 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

The Healthy Endoscopy Study

NCT04369963
View directory record Official record
Conditions
Inflammatory Bowel Diseases, Functional Gastrointestinal Disorders
Interventions
Esophagogastroduodenoscopy and Colonoscopy with Biopsies
Procedure
Lead sponsor
Seattle Children's Hospital
Other
Eligibility
18 Years to 25 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Apr 17, 2024 · Synced Oct 17, 2026, 1:42 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Post Market Evaluation of Aer-O-Scope Visualization

NCT02926209
View directory record Official record
Conditions
Cancer
Interventions
Aer-O-Scope (Colonoscopy), Colonoscopy (Conventional Colonoscope)
Device · Procedure
Lead sponsor
GI View Ltd.
Industry
Eligibility
45 Years to 75 Years
Enrollment
104 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Tacoma, Washington
Source: ClinicalTrials.gov public record
Updated Jul 16, 2019 · Synced Oct 17, 2026, 1:42 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Use of a Distal Colonoscope Attachment to Increase Detection of Sessile Serrated Adenomas

NCT03560037
View directory record Official record
Conditions
Sessile Serrated Adenoma
Interventions
Endocuff Vision Assisted Colonoscopy
Device
Lead sponsor
University of California, Davis
Other
Eligibility
45 Years to 85 Years
Enrollment
427 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Sep 22, 2025 · Synced Oct 17, 2026, 1:42 PM EDT
Completed Phase 4 Interventional Results available

BLI800-480: A Safety and Efficacy Evaluation of 2 Different Bowel Cleansing Preparations in Adult Subjects

NCT01786629
View directory record Official record
Conditions
Colonoscopy, Bowel Preparation, Endoscopy
Interventions
SUPREP Bowel Prep Kit, FDA approved bowel preparation containing electrolytes
Drug
Lead sponsor
Braintree Laboratories
Industry
Eligibility
18 Years and older
Enrollment
338 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2012
U.S. locations
10
States / cities
Mobile, Alabama • Anaheim, California • Indianapolis, Indiana + 7 more
Source: ClinicalTrials.gov public record
Updated Aug 8, 2014 · Synced Oct 17, 2026, 1:42 PM EDT
Recruiting No phase listed Observational

Study of Normal Intestinal Development and Disease in Premature and Term Neonates

NCT06681129
View directory record Official record
Conditions
NEC, Necrotizing Enterocolitis, Intestinal Disease, Human Development
Interventions
Not listed
Lead sponsor
Boston Children's Hospital
Other
Eligibility
Up to 2 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2034
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 27, 2026 · Synced Oct 17, 2026, 1:42 PM EDT
Completed Not applicable Interventional

Pivotal Study of the CapsoCam Colon (CV-3) in Detecting Colonic Polyps, Using Colonoscopy as the Reference

NCT04607746
View directory record Official record
Conditions
Colonic Polyp
Interventions
Capsule Endoscope
Device
Lead sponsor
Capso Vision, Inc.
Industry
Eligibility
45 Years to 75 Years
Enrollment
1,337 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
23
States / cities
Scottsdale, Arizona • Lancaster, California • Los Gatos, California + 20 more
Source: ClinicalTrials.gov public record
Updated Jul 8, 2025 · Synced Oct 17, 2026, 1:42 PM EDT
Completed Not applicable Interventional

Endoluminal and Needlescopic Assisted Repair of Rectal Prolapse

NCT01980043
View directory record Official record
Conditions
Rectal Prolapse
Interventions
endoluminal rectal prolapse repair under sedation
Procedure
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
75 Years to 100 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 30, 2019 · Synced Oct 17, 2026, 1:42 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Clinical Study of Real Time Colorectal Polyp Diagnosis During Colonoscopy - the VALID Colonoscopy Study

NCT01288833
View directory record Official record
Conditions
Colorectal Neoplasm, Colonic Polyps
Interventions
Close focus HD NBI Colonoscopy System
Device
Lead sponsor
VA Palo Alto Health Care System
Federal
Eligibility
18 Years and older
Enrollment
558 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2015
U.S. locations
2
States / cities
Palo Alto, California • Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 1, 2018 · Synced Oct 17, 2026, 1:42 PM EDT
Completed Phase 3 Interventional Results available

A Study Comparing the Sodium Picosulfate, Magnesium Oxide and Anhydrous Citric Acid Oral Solution With PREPOPIK® for Colon Cleansing in Preparation for Colonoscopy

NCT03017235
View directory record Official record
Conditions
Bowel Preparation
Interventions
Sodium Picosulfate, Magnesium Oxide and Anhydrous Citric Acid Oral Solution, Sodium Picosulfate, Magnesium Oxide and Anhydrous Citric Powder
Drug
Lead sponsor
Ferring Pharmaceuticals
Industry
Eligibility
18 Years to 80 Years
Enrollment
917 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
12
States / cities
Huntsville, Alabama • Anaheim, California • Chula Vista, California + 9 more
Source: ClinicalTrials.gov public record
Updated Nov 14, 2018 · Synced Oct 17, 2026, 1:42 PM EDT