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ClinicalTrials.gov public records Last synced Oct 19, 2026, 5:44 AM EDT

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Showing 97–120 of 235 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Stool Tests Clear all
Active, not recruiting Not applicable Interventional

Behavioral Economic Approaches for Population-Based Colorectal Cancer Screening

NCT05693649
View directory record Official record
Conditions
Colorectal Cancer
Interventions
No Direct Patient Outreach, Direct Patient Outreach: Colonoscopy Only, Direct Patient Outreach: Sequential Choice, Visit-Based Nudge/Text, No Nudge/Text
Behavioral
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
50 Years to 72 Years
Enrollment
20,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 5, 2026 · Synced Oct 19, 2026, 5:44 AM EDT
Not listed Not applicable Interventional

Augmentation of Screening Colonoscopy With Fecal Immunochemical Testing

NCT00892593
View directory record Official record
Conditions
Colon Cancer
Interventions
Fecal Immunochemical Testing
Device
Lead sponsor
Forsyth Medical Center
Other
Eligibility
18 Years and older
Enrollment
4,100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2020
U.S. locations
3
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 21, 2014 · Synced Oct 19, 2026, 5:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Increasing Access to Colorectal Cancer Testing (IACCT) for Blacks

NCT03078348
View directory record Official record
Conditions
Colorectal Cancer, Colorectal Carcinoma
Interventions
Fecal Immunochemical Test (FIT) Kit, Culturally targeted Photo Novella Booklet, Screen for Life Brochure
Other · Behavioral
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
50 Years to 75 Years
Enrollment
331 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2017
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Nov 9, 2022 · Synced Oct 19, 2026, 5:44 AM EDT
Completed No phase listed Observational

C.Difficile Observational Study

NCT06277999
View directory record Official record
Conditions
Clostridium Infections
Interventions
Not listed
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 130 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
7
States / cities
Sacramento, California • Hamden, Connecticut • Boston, Massachusetts + 3 more
Source: ClinicalTrials.gov public record
Updated Dec 19, 2025 · Synced Oct 19, 2026, 5:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Interventions to Improve Colon Cancer Screening in Poor Rural Iowa Counties

NCT01477814
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Physician chart reminder, chart reminder, educational mat'ls, FIT, CR,ed mat'ls, FIT, phone call
Behavioral
Lead sponsor
Barcey T. Levy
Other
Eligibility
52 Years to 79 Years
Enrollment
743 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2015
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Apr 24, 2017 · Synced Oct 19, 2026, 5:44 AM EDT
Completed No phase listed Observational

Reproducibility of a Fecal Occult Blood Test Device for Gut Microbiota Analyses

NCT01194687
View directory record Official record
Conditions
Normal Physiology
Interventions
Not listed
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years to 99 Years
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2018
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 18, 2018 · Synced Oct 19, 2026, 5:44 AM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Implementation Intention Planning Guide for FIT Colon Cancer Screening

NCT07183046
View directory record Official record
Conditions
Fecal Immunochemical Test, Colorectal Cancer Screening
Interventions
Implementation Intention Guide
Behavioral
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
45 Years to 75 Years
Enrollment
1,600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
5
States / cities
Lebanon, New Hampshire • Lyme, New Hampshire • White River Junction, Vermont
Source: ClinicalTrials.gov public record
Updated Jul 23, 2026 · Synced Oct 19, 2026, 5:44 AM EDT
Suspended Not applicable Interventional Accepts healthy volunteers

Real-Time Feedback (RTFB) to Improve Colonoscopy

NCT05241210
View directory record Official record
Conditions
Colorectal Cancer
Interventions
AI program for colonoscopy
Device
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Enrollment
4,150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
3
States / cities
Baltimore, Maryland • Minneapolis, Minnesota • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Dec 9, 2025 · Synced Oct 19, 2026, 5:44 AM EDT
Completed Phase 1 Interventional Results available

Effect of Lubiprostone on Methanogenesis and Bowel Function in Chronic Constipation.

NCT01190020
View directory record Official record
Conditions
Chronic Constipation, Methanogenesis
Interventions
Lubiprostone, Lubiprostone Control
Drug
Lead sponsor
Augusta University
Other
Eligibility
18 Years and older
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
2
States / cities
Iowa City, Iowa • Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jan 15, 2019 · Synced Oct 19, 2026, 5:44 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Study of Using Computerized Education to Increase Patients' Confidence in Their Ability to Be Screened for Colon Cancer

NCT00273585
View directory record Official record
Conditions
Colorectal Cancer Screening
Interventions
Personally-tailored educational software program
Device
Lead sponsor
University of California, Davis
Other
Eligibility
50 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Sep 8, 2006 · Synced Oct 19, 2026, 5:44 AM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

An Evaluation of a Multi-target Stool DNA (Mt-sDNA) Test, Cologuard, for CRC Screening in Individuals Aged 45-49 and at Average Risk for Development of Colorectal Cancer: Act Now

NCT03728348
View directory record Official record
Conditions
Colorectal Cancer
Interventions
mt-sDNA screening test, Colonoscopy
Diagnostic Test · Procedure
Lead sponsor
Exact Sciences Corporation
Industry
Eligibility
45 Years to 49 Years
Enrollment
983 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
39
States / cities
Phoenix, Arizona • Camarillo, California • Laguna Hills, California + 35 more
Source: ClinicalTrials.gov public record
Updated Jun 4, 2021 · Synced Oct 19, 2026, 5:44 AM EDT
Completed No phase listed Observational

Close Assessment and Testing for Chronic Graft Versus Host Disease, CATCH Study

NCT04188912
View directory record Official record
Conditions
Hematopoietic and Lymphoid Cell Neoplasm
Interventions
Biospecimen Collection, Optical Coherence Tomography, Spirometry, Survey Administration, Digital Photography, Quality-of-Life Assessment, Medical Chart Review
Procedure · Other
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
267 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
7
States / cities
Gainesville, Florida • Tampa, Florida • Bethesda, Maryland + 4 more
Source: ClinicalTrials.gov public record
Updated Oct 2, 2025 · Synced Oct 19, 2026, 5:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Interactions of Human Gut Microbiota With Intestinal Sweet Taste Receptors

NCT03032640
View directory record Official record
Conditions
Obesity
Interventions
Oral Glucose Tolerance Test (OGTT), Assessment of dietary compliance, Stool sampling, Sodium Saccharin, Placebo, Lactisole
Other
Lead sponsor
AdventHealth Translational Research Institute
Other
Eligibility
18 Years to 45 Years
Enrollment
102 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Feb 2, 2023 · Synced Oct 19, 2026, 5:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Flatbush FHC Proactive Colorectal Cancer Screening and Navigation

NCT05646355
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Proactive CRC Screening Outreach, Usual Care
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
45 Years to 75 Years
Enrollment
109 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Brooklyn, New York
Source: ClinicalTrials.gov public record
Updated Dec 27, 2024 · Synced Oct 19, 2026, 5:44 AM EDT
Terminated No phase listed Observational

Associations Between Chemotherapy-Induced Nausea in Patients With Genitourinary, Sarcoma or Melanoma Cancers and Changes in Gut Microbiome: Potential for Precision Therapeutics

NCT05819827
View directory record Official record
Conditions
Bladder Cancer, Prostate Cancer, Testicular Cancer, Bladder Carcinoma, Genitourinary System Carcinoma, Malignant Testicular Neoplasm, Melanoma, Prostate Carcinoma, Sarcoma
Interventions
Blood and Tissue
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
20 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
3
States / cities
Scottsdale, Arizona • Jacksonville, Florida • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 27, 2025 · Synced Oct 19, 2026, 5:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Latinos CARES (Colorectal Cancer Awareness, Research, Education and Screening)

NCT03078361
View directory record Official record
Conditions
Colorectal Cancer, Colorectal Carcinoma
Interventions
Immunochemical Fecal Occult Blood Test (I-FOBT) Kit, LATINOS CARES Toolkit, Standard Intervention
Other · Behavioral
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
50 Years to 70 Years
Enrollment
159 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2022
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Jan 11, 2023 · Synced Oct 19, 2026, 5:44 AM EDT
Terminated Not applicable Interventional Results available

Sacral Neuromodulation in Dual Incontinence: Ultrasound and Afferent Nerve Sensation Assessment

NCT02357784
View directory record Official record
Conditions
Dual Incontinence, Fecal Incontinence, Urinary Incontinence, Sacral Neuromodulation
Interventions
Neurometer
Device
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older · Female only
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 16, 2023 · Synced Oct 19, 2026, 5:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Patient Portal Messaging Before Mailing Fecal Immunochemical Testing Kit on Colorectal Cancer Screening Rates

NCT05115916
View directory record Official record
Conditions
Colorectal Cancer, Colorectal Neoplasms, Colorectal Cancer Screening
Interventions
MyChart Priming Message
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
51 Years to 75 Years
Enrollment
3,880 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Westwood, Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Nov 10, 2021 · Synced Oct 19, 2026, 5:44 AM EDT
Terminated Not applicable Interventional

Human Breastmilk in Young Children With Norovirus Infection of the Gut

NCT02371538
View directory record Official record
Conditions
Norovirus Infections
Interventions
Donor Breastmilk
Dietary Supplement
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
Not listed
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 20, 2020 · Synced Oct 19, 2026, 5:44 AM EDT
Enrolling by invitation No phase listed Observational

PillSense Use in Anemia and Hemoccult

NCT06951490
View directory record Official record
Conditions
Occult Gastrointestinal Bleeding, Upper Gastrointestinal Bleeding (UGIB)
Interventions
PillSense™
Device
Lead sponsor
AdventHealth
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Apr 27, 2026 · Synced Oct 19, 2026, 5:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Glycomacropeptide and Women's Health

NCT05551091
View directory record Official record
Conditions
Obesity
Interventions
glycomacropeptide (GMP)
Dietary Supplement
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
Up to 90 Years · Female only
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 3, 2022 · Synced Oct 19, 2026, 5:44 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Impact of a Mailed Educational Reminder on Fecal Occult Blood Testing (FOBT): A Randomized Controlled Trial

NCT00534053
View directory record Official record
Conditions
Colon Cancer
Interventions
Mailed Educational Reminder
Other
Lead sponsor
University of California, San Diego
Other
Eligibility
50 Years to 100 Years
Enrollment
775 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Jul 17, 2019 · Synced Oct 19, 2026, 5:44 AM EDT
Recruiting Phase 1 Interventional

Testing an Immunotherapy Anti-cancer Drug, Nivolumab, for Advanced Cancers in Patients With Autoimmune Disorders, AIM-NIVO

NCT03816345
View directory record Official record
Conditions
Autoimmune Disease, Crohn Disease, Dermatomyositis, Hematopoietic and Lymphoid Cell Neoplasm, Inflammatory Bowel Disease, Malignant Solid Neoplasm, Multiple Sclerosis, Psoriasis, Psoriatic Arthritis, Rheumatoid Arthritis, Sjogren Syndrome, Systemic Lupus Erythematosus, Systemic Scleroderma, Ulcerative Colitis
Interventions
Biospecimen Collection, Cabozantinib, Fluoropyrimidine, Ipilimumab, Nivolumab, Platinum Compound, Platinum Doublet
Procedure · Drug · Biological
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2028
U.S. locations
51
States / cities
Birmingham, Alabama • Palo Alto, California • Sacramento, California + 37 more
Source: ClinicalTrials.gov public record
Updated Oct 5, 2026 · Synced Oct 19, 2026, 5:44 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Blood Collection Sub-Study of Exact Sciences Protocol 2019-01: "Clinical Validation of an Optimized Multi-Target Stool DNA (Mt-sDNA 2.0) Test, For Colorectal Cancer Screening BLUE-C"

NCT04144751
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Blood Sample Collection
Other
Lead sponsor
Exact Sciences Corporation
Industry
Eligibility
40 Years and older
Enrollment
23,494 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
194
States / cities
Birmingham, Alabama • Cullman, Alabama • Dothan, Alabama + 160 more
Source: ClinicalTrials.gov public record
Updated Sep 28, 2023 · Synced Oct 19, 2026, 5:44 AM EDT