Independent directory Public ClinicalTrials.gov records United States
Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 22, 2026, 1:24 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 289–312 of 391 matching trials from the live ClinicalTrials.gov search.
Completed No phase listed Observational

Pathfinder Registry

NCT05141032
Conditions
Gastrointestinal Polyps
Interventions
Endoscopic Submucosal Dissection with Pathfinder/Overtube device
Procedure
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years to 80 Years
Enrollment
109 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Houston, Texas
Conditions
Colorectal Neoplasms, Colonic Polyps, Colorectal Cancer
Interventions
Olympus Colonoscope CFHQ190AL
Device
Lead sponsor
VA Palo Alto Health Care System
Federal
Eligibility
18 Years and older
Enrollment
281 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
3
States / cities
Palo Alto, California • San Francisco, California • Kansas City, Missouri
Conditions
Adenomatous Polyposis Coli
Interventions
Guselkumab, Placebo
Drug
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
18 Years and older
Enrollment
77 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
18
States / cities
Phoenix, Arizona • Duarte, California • New Haven, Connecticut + 13 more
Conditions
Chronic Rhinosinusitis With Nasal Polyps, Chronic Rhinosinusitis (Diagnosis)
Interventions
Mepolizumab
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 100 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
2
States / cities
Baltimore, Maryland
Recruiting No phase listed Observational

CRS Questionnaire Validation Project

NCT06970977
Conditions
Chronic Rhinosinusitis (CRS) With and Without Nasal Polyps
Interventions
Not listed
Lead sponsor
The European Forum for Research and Education in Allergy and Airway Diseases
Other
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
5
States / cities
Santa Monica, California • Chicago, Illinois • Boston, Massachusetts + 2 more
Completed Not applicable Interventional Accepts healthy volunteers Results available

Optimization of the Bowel Preparation Regimen for the PillCam® COLON 2 Capsule Endoscopy Procedure

NCT02481219
Conditions
Colorectal Cancer Screening
Interventions
PillCam® COLON 2 procedure-CONTROL, Senna tablets, PEG, Metoclopramide, Erythromycin, SUPREP oral sulfate solution, Bisacodyl, SUPREP oral sulfate solution with Gastrografin
Device · Drug
Lead sponsor
Medtronic - MITG
Industry
Eligibility
50 Years to 75 Years
Enrollment
122 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
6
States / cities
Anniston, Alabama • Indianapolis, Indiana • Dayton, Ohio + 2 more
Completed Not applicable Interventional Accepts healthy volunteers Results available

Gastroenterology Artificial INtelligence System for Detecting Colorectal Polyps (The GAIN Study)

NCT05275556
Conditions
Colon Adenoma, Colon Polyp, Colon Lesion
Interventions
Computer-Assisted Detection (CADe) Device
Device
Lead sponsor
Verily Life Sciences LLC
Industry
Eligibility
45 Years to 80 Years
Enrollment
1,410 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
5
States / cities
Rochester, Minnesota • Durham, North Carolina • Mentor, Ohio + 2 more
Conditions
Chronic Rhinosinusitis Without Nasal Polyps
Interventions
Brensocatib, Placebo, Mometasone furoate nasal spray (MFNS)
Drug
Lead sponsor
Insmed Incorporated
Industry
Eligibility
18 Years to 75 Years
Enrollment
288 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
27
States / cities
Tucson, Arizona • Roseville, California • Upland, California + 21 more
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
Conditions
Nasal Polyposis
Interventions
Benralizumab 30 mg SC + Mometasone Furoate, Matching placebo SC + Mometasone Furoate
Biological
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 75 Years
Enrollment
413 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
48
States / cities
Birmingham, Alabama • Fresno, California • Huntington Beach, California + 37 more
Completed Phase 1 Interventional Accepts healthy volunteers

Effect of Vitamin D and Calcium on Genes in the Colon

NCT00298545
Conditions
Colorectal Polyps, Colorectal Adenoma, Adenocarcinoma
Interventions
placebo and Calcitriol, Calcium and Calcitriol
Drug
Lead sponsor
Rockefeller University
Other
Eligibility
48 Years to 72 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2009
U.S. locations
1
States / cities
New York, New York
Completed No phase listed Observational Accepts healthy volunteers

Microbiome Test for the Detection of Colorectal Polyps and Cancer

NCT02141945
Conditions
Colorectal Neoplasms, Colorectal Cancer
Interventions
Not listed
Lead sponsor
Metabiomics Corp
Industry
Eligibility
45 Years to 80 Years
Enrollment
260 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
2
States / cities
Washington D.C., District of Columbia • Chevy Chase, Maryland
Conditions
Colon Polyp, Colorectal Carcinoma, Localized Prostate Carcinoma, Stage I Prostate Cancer AJCC v8, Stage II Prostate Cancer AJCC v8, Stage III Prostate Cancer AJCC v8
Interventions
Aerobic Exercise, Biopsy Procedure, Biospecimen Collection, Colonoscopy, Data Collection, Physical Performance Testing, Questionnaire Administration, Sigmoidoscopy, Survey Administration
Other · Procedure
Lead sponsor
City of Hope Medical Center
Other
Eligibility
40 Years to 80 Years · Male only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
2
States / cities
Duarte, California • Irvine, California
Conditions
Colorectal Surgery, Colorectal Neoplasms, Colitis, Ulcerative, Diverticulitis, Colonic Polyps
Interventions
Not listed
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
1
States / cities
Cleveland, Ohio
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
12,776 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
182
States / cities
Birmingham, Alabama • Scottsdale, Arizona • Tucson, Arizona + 130 more
Conditions
Size of Nasal Polyps, Control of Symptoms
Interventions
Not listed
Lead sponsor
Loma Linda University
Other
Eligibility
17 Years to 85 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Loma Linda, California
Conditions
ASA Triad, Asthma, Nasal Polyps, And Aspirin Intolerance
Interventions
Restricting daily intake of omega-6 fatty acids to less than 4 grams and increasing omega-3 fatty acids to 3 grams
Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 70 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Colon Cancer
Interventions
AMR101 (VASCEPA, icosapent ethyl)
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Completed Not applicable Interventional Results available

Oral Steroids in Chronic Rhinosinusitis Without Nasal Polyps

NCT02927834
Conditions
Sinusitis
Interventions
6 day Prednisone, Augmentin, 21 day Prednisone
Drug
Lead sponsor
Loma Linda University
Other
Eligibility
18 Years to 80 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Loma Linda, California
Completed Not applicable Interventional Accepts healthy volunteers

Does Inspection During Insertion Improve Adenoma Yields During Colonoscopy?

NCT01035775
Conditions
Colorectal Cancer, Colorectal Polyps
Interventions
Inspection during insertion, Inspection during withdrawal
Procedure
Lead sponsor
Indiana University
Other
Eligibility
50 Years and older
Enrollment
340 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
2
States / cities
Indianapolis, Indiana
Conditions
Colorectal Cancer, Hereditary Non-polyposis Colon Cancer, Precancerous Condition
Interventions
study of socioeconomic and demographic variables, evaluation of cancer risk factors, study of high risk factors
Other · Procedure
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
Up to 100 Years
Enrollment
730 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2017
U.S. locations
3
States / cities
Nashville, Tennessee
Conditions
Familial Adenomatous Polyposis
Interventions
Electronic Health Record Review
Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
Not listed
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
2
States / cities
Rochester, Minnesota • Houston, Texas
Conditions
Chronic Rhinosinusitis (CRS) With and Without Nasal Polyps
Interventions
rimegepant 75 mg ODT, Matching placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
261 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
33
States / cities
La Mesa, California • Panorama City, California • Roseville, California + 24 more
Completed No phase listed Observational Accepts healthy volunteers

Cancer Control Following Polypectomy

NCT00591279
Conditions
Colon Cancer
Interventions
Not listed
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
Not listed
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1981 – 2017
U.S. locations
1
States / cities
New York, New York