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ClinicalTrials.gov public records Last synced Oct 19, 2026, 4:55 AM EDT

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Showing 169–192 of 235 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Stool tests Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Testing Interventions to Motivate and Educate

NCT01568151
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Clinic-directed intervention program, Individual Patient-Directed Program
Behavioral
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
50 Years to 85 Years
Enrollment
551 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2013
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 28, 2020 · Synced Oct 19, 2026, 4:55 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Adherence and the Economics of Colon Cancer Screening

NCT00705731
View directory record Official record
Conditions
Colorectal Cancer Screening
Interventions
Not listed
Lead sponsor
University of California, San Francisco
Other
Eligibility
50 Years to 79 Years
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2011
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 12, 2012 · Synced Oct 19, 2026, 4:55 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Shared Decision-making and Colorectal Cancer Screening

NCT04748380
View directory record Official record
Conditions
Colorectal Cancer
Interventions
CRC decision aid pamphlet, Home Safety Pamphlet
Other
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
75 Years to 85 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 12, 2026 · Synced Oct 19, 2026, 4:55 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Screen to Save: NCI Colorectal Cancer Outreach & Screening Initiative

NCT05064410
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Educational Intervention
Behavioral
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
45 Years to 75 Years
Enrollment
188 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2023
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Apr 1, 2026 · Synced Oct 19, 2026, 4:55 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Adherence to Minimally Invasive Testing

NCT02251782
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Epi proColon Test, Fecal Immunochemical Test (FIT)
Device
Lead sponsor
Epigenomics, Inc
Industry
Eligibility
50 Years to 76 Years
Enrollment
490 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
2
States / cities
Portland, Oregon • Danville, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 30, 2015 · Synced Oct 19, 2026, 4:55 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, Fecal immunochemical test (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 Sep 4, 2026 · Synced Oct 19, 2026, 4:55 AM EDT
Recruiting Not applicable Interventional

Testing a Device for Automatically TRacking Urine and STool in an Inpatient HCT Setting (Project TRUST)

NCT05520346
View directory record Official record
Conditions
Fluid Output
Interventions
Electronic Device for Toilet
Device
Lead sponsor
Duke University
Other
Eligibility
18 Years to 80 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 10, 2026 · Synced Oct 19, 2026, 4:55 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Stool DNA to Improve Colorectal Cancer Screening Among Alaska Native People

NCT04336397
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Multi-target stool DNA test, Colonoscopy
Diagnostic Test
Lead sponsor
Alaska Native Tribal Health Consortium
Other
Eligibility
45 Years to 75 Years
Enrollment
2,029 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Bethel, Alaska
Source: ClinicalTrials.gov public record
Updated Sep 10, 2026 · Synced Oct 19, 2026, 4:55 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Investigation of the Ability of a Supplement to Increase Good Bacteria in the Human Intestine and Blood Sugar Levels

NCT01944904
View directory record Official record
Conditions
Pre-diabetic
Interventions
Sugar Pill, XOS 2.8
Dietary Supplement
Lead sponsor
University of California, Los Angeles
Other
Eligibility
20 Years to 70 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 1, 2017 · Synced Oct 19, 2026, 4:55 AM EDT
Withdrawn No phase listed Observational

Assessment of Septin9 Biomarker for Detection of Colorectal Cancer in Patients With Positive Fecal Immunochemical Test

NCT01574677
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Not listed
Lead sponsor
Epigenomics, Inc
Industry
Eligibility
49 Years to 80 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2012
U.S. locations
2
States / cities
Atlanta, Georgia • Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Aug 4, 2014 · Synced Oct 19, 2026, 4:55 AM EDT
Recruiting No phase listed Observational

Longitudinal Evaluation of Microbial and Host Signatures During Immunotherapy for Lung Cancer

NCT04063501
View directory record Official record
Conditions
Lung Cancer
Interventions
Bronchoscopy, Research Procedures
Other
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 100 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 2, 2025 · Synced Oct 19, 2026, 4:55 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Blood Collection Sub-Study for CRC Screening in Individuals 45-49 at Average Risk for CRC.

NCT03741166
View directory record Official record
Conditions
Colo-rectal Cancer
Interventions
Blood Sample Collection
Other
Lead sponsor
Exact Sciences Corporation
Industry
Eligibility
45 Years to 49 Years
Enrollment
871 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
37
States / cities
Phoenix, Arizona • Camarillo, California • Laguna Hills, California + 32 more
Source: ClinicalTrials.gov public record
Updated May 17, 2021 · Synced Oct 19, 2026, 4:55 AM EDT
Completed Phase 1 Interventional

Assessment of Combined Bowel Preparation for Capsule Endoscopy Study

NCT01243736
View directory record Official record
Conditions
Gastrointestinal Hemorrhage
Interventions
Combination Prep
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 20, 2016 · Synced Oct 19, 2026, 4:55 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Volatile Organic Compounds (VOCs) in Active Inflammatory Bowel Disease

NCT04827368
View directory record Official record
Conditions
IBD, Crohn Disease, Ulcerative Colitis
Interventions
Breath Test
Other
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years to 70 Years
Enrollment
292 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 31, 2026 · Synced Oct 19, 2026, 4:55 AM EDT
Completed Not applicable Interventional

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

NCT00697047
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Automated Mailing, Automated Mailing Plus Assisted, Auto Plus Assisted Plus Navigation
Behavioral
Lead sponsor
Kaiser Permanente
Other
Eligibility
50 Years to 73 Years
Enrollment
4,653 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2019
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Nov 3, 2020 · Synced Oct 19, 2026, 4:55 AM EDT
Not listed Phase 2 Interventional

Microbiota Transplant Therapy for Children With Both Autism Spectrum Disorder and Gastrointestinal Disorders

NCT06503978
View directory record Official record
Conditions
Autism Spectrum Disorder, Gastro-Intestinal Disorder, Constipation, Diarrhea
Interventions
MTP-101P, Vancomycin, Miralax, Antacid, Placebo MTP-101P, Placebo Vancomycin
Combination Product
Lead sponsor
Gut-Brain-Axis Therapeutics Inc.
Other
Eligibility
4 Years to 18 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Sep 25, 2024 · Synced Oct 19, 2026, 4:55 AM EDT
Completed No phase listed Observational

Fecal Calprotectin Collection Protocol

NCT03143517
View directory record Official record
Conditions
Inflammatory Bowel Diseases, Irritable Bowel Syndrome, Ulcerative Colitis, Crohn Disease, Indeterminate Colitis, Chronic Diarrhea, Celiac Disease, Diverticulitis, Abdominal Pain, Distension, Weight Loss, Food Intolerance, Constipation
Interventions
Stool collection
Diagnostic Test
Lead sponsor
DiaSorin Inc.
Industry
Eligibility
4 Years and older
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
13
States / cities
Dothan, Alabama • Little Rock, Arkansas • Mission Hills, California + 10 more
Source: ClinicalTrials.gov public record
Updated Feb 7, 2019 · Synced Oct 19, 2026, 4:55 AM EDT
Completed Phase 2 Interventional Results available

Fecal Microbiota Transplant (FMT) in Melanoma Patients

NCT03341143
View directory record Official record
Conditions
Melanoma
Interventions
Fecal Microbiota Transplant with Pembrolizumab
Drug
Lead sponsor
Zarour, Hassane, MD
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 30, 2024 · Synced Oct 19, 2026, 4:55 AM EDT
Not yet recruiting Early Phase 1 Interventional

Pilot Trial of Xylitol for C. Difficile De-Colonization in Patients With Inflammatory Bowel Disease

NCT06799039
View directory record Official record
Conditions
Inflammatory Bowel Disease (IBD), Clostridioides Difficile Infection
Interventions
Xylitol
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
69 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 16, 2025 · Synced Oct 19, 2026, 4:55 AM EDT
Recruiting No phase listed Observational

Evaluation of Stool Based Markers for the Early Detection of Colorectal Cancers and Adenomas

NCT00843375
View directory record Official record
Conditions
Colonic Neoplasms
Interventions
Not listed
Lead sponsor
University of Michigan Rogel Cancer Center
Other
Eligibility
18 Years and older
Enrollment
1,200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2028
U.S. locations
11
States / cities
Los Angeles, California • Urbana, Illinois • Boston, Massachusetts + 8 more
Source: ClinicalTrials.gov public record
Updated May 11, 2026 · Synced Oct 19, 2026, 4:55 AM EDT
Completed Not applicable Interventional Results available

Helping Patients and Providers Make Better Decisions About Colorectal Cancer Screening

NCT04683731
View directory record Official record
Conditions
Cancer Screening Tests
Interventions
Decision aid without personalized message, Decision aid with personalized message, Provider notification without personalized message, Provider notification with personalized message
Behavioral
Lead sponsor
Indiana University
Other
Eligibility
50 Years to 75 Years
Enrollment
1,111 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
2
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Dec 13, 2024 · Synced Oct 19, 2026, 4:55 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effectiveness of Direct-to-Patient Outreach on Colorectal Cancer Screening Within a Low Income and Diverse Population

NCT01385579
View directory record Official record
Conditions
Malignant Neoplasm of Large Intestine
Interventions
Care manager outreach
Other
Lead sponsor
Northwestern University
Other
Eligibility
50 Years to 80 Years
Enrollment
202 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 6, 2014 · Synced Oct 19, 2026, 4:55 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Multilevel Intervention Based on Colorectal Cancer (CRC) and Cervical Cancer Self-screening in Rural, Segregated Areas

NCT04471194
View directory record Official record
Conditions
Colorectal Cancer Screening, Cervical Cancer Screening
Interventions
Self-sampling HPV test, Fecal occult blood test
Diagnostic Test
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
50 Years to 65 Years · Female only
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 13, 2022 · Synced Oct 19, 2026, 4:55 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Understanding Patient Preference on Colorectal Cancer Screening Options

NCT05536713
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Guardant SHIELD blood-based colorectal cancer screening test
Device
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
45 Years to 75 Years
Enrollment
297 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 6, 2026 · Synced Oct 19, 2026, 4:55 AM EDT