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Showing 1–24 of 906 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Intervention: Stool Clear all
Terminated Phase 2 Interventional Results available

Safety of FMT: OpenBiome Outcomes and Longitudinal Follow-up (STOOL) for Recurrent Clostridium Difficile Infection

NCT02403622
View directory record Official record
Conditions
Clostridium Difficile
Interventions
Fecal Microbiota Preparation
Drug
Lead sponsor
Microbiome Health Research Institute
Other
Eligibility
18 Years to 75 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
4
States / cities
Naperville, Illinois • Indianapolis, Indiana • Boston, Massachusetts + 1 more
Source: ClinicalTrials.gov public record
Updated Feb 22, 2021 · Synced Sep 5, 2026, 11:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Dairy Fat and Fermentation Study

NCT05840081
View directory record Official record
Conditions
Heart Diseases, Microbial Colonization, Inflammation
Interventions
Milk or yogurt beverage
Other
Lead sponsor
Tufts University
Other
Eligibility
50 Years and older
Enrollment
37 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 11, 2025 · Synced Sep 5, 2026, 11:55 PM EDT
Completed No phase listed Observational

RBC Irradiation, Anemia and Gut Injury

NCT02741648
View directory record Official record
Conditions
Anemia, Necrotizing Enterocolitis
Interventions
Near Infrared Spectroscopy, Non-invasive Image-based Anemia Assessment
Device · Other
Lead sponsor
Emory University
Other
Eligibility
1 Day to 5 Days
Enrollment
324 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2026
U.S. locations
3
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Jun 1, 2026 · Synced Sep 5, 2026, 11:55 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Maximizing Yield of the Fecal Immunochemical Test for Colorectal Cancer Screening

NCT01634126
View directory record Official record
Conditions
Colorectal Cancer
Interventions
1 FIT kit, 2 FIT kit
Behavioral
Lead sponsor
Kaiser Permanente
Other
Eligibility
50 Years to 75 Years
Enrollment
2,761 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2016
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Sep 15, 2016 · Synced Sep 5, 2026, 11:55 PM EDT
Completed Not applicable Interventional

MRI/MRSI in Risk Assessment of Prostate Cancer Patients

NCT00582543
View directory record Official record
Conditions
Prostate Cancer
Interventions
eMRI/MRSI
Other
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
Male only
Enrollment
357 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2011
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 16, 2011 · Synced Sep 5, 2026, 11:55 PM 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 2, 2020 · Synced Sep 5, 2026, 11:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Dietary Fiber on Gastrointestinal Function

NCT01495182
View directory record Official record
Conditions
Gastrointestinal Health
Interventions
Dietary fiber
Other
Lead sponsor
Ingredion Incorporated
Industry
Eligibility
18 Years to 54 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Glen Ellyn, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 20, 2016 · Synced Sep 5, 2026, 11:55 PM EDT
Recruiting Not applicable Interventional

Strategies for Optimizing a Mailed FIT Program in Appalachia

NCT07173985
View directory record Official record
Conditions
Colonic Neoplasms
Interventions
Standard FIT kit, Enhanced FIT kit, Telephone patient navigation, Text message patient navigation
Behavioral
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
45 Years to 74 Years
Enrollment
550 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 8, 2026 · Synced Sep 5, 2026, 11:55 PM EDT
Completed No phase listed Observational

Fecal Microbiota Transplantation (FMT) in Clostridium Difficile Infection (CDI) Not Responding to Antibiotics

NCT03117582
View directory record Official record
Conditions
Clostridium Difficile
Interventions
Stool specimen
Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
1 Year to 99 Years
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 27, 2022 · Synced Sep 5, 2026, 11:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

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

NCT01804179
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Immunochemical Fecal Occult Blood Test (I-FOBT) Kit, Standard Intervention (SI) Educational Materials, CARES Intervention Educational Materials, Baseline Visit Survey, Follow-up Questionnaire
Other
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
50 Years to 75 Years
Enrollment
514 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2022
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Sep 9, 2022 · Synced Sep 5, 2026, 11:55 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Health Service Intervention for the Improvement of Access and Adherence to Colorectal Cancer Screening

NCT04607291
View directory record Official record
Conditions
Colorectal Carcinoma
Interventions
Community Health Service, Survey Administration
Other
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
50 Years to 75 Years
Enrollment
183 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Aug 11, 2021 · Synced Sep 5, 2026, 11:55 PM EDT
Completed Not applicable Interventional Results available

Neuromodulation for Accidental Bowel Leakage

NCT03278613
View directory record Official record
Conditions
Fecal Incontinence, Bowel Incontinence
Interventions
ES-130
Device
Lead sponsor
NICHD Pelvic Floor Disorders Network
Network
Eligibility
18 Years and older · Female only
Enrollment
166 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
9
States / cities
Birmingham, Alabama • Downey, California • La Jolla, California + 6 more
Source: ClinicalTrials.gov public record
Updated Jun 2, 2025 · Synced Sep 5, 2026, 11:55 PM EDT
Not listed No phase listed Observational

Gut Microbiome and Ventricular Arrhythmias

NCT04466072
View directory record Official record
Conditions
Ventricular Tachycardia, Ventricular Fibrillation, Gut Microbiome
Interventions
Stool test for microbial analysis
Diagnostic Test
Lead sponsor
North Florida Foundation for Research and Education
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Apr 17, 2022 · Synced Sep 5, 2026, 11:55 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Fecal Microbiota Transplant (FMT) in Pediatric Active Ulcerative Colitis and Pediatric Active Crohn's Colitis

NCT02330653
View directory record Official record
Conditions
Inflammatory Bowel Diseases, Ulcerative Colitis, Crohn Disease
Interventions
Fecal Microbiota Transplant (FMT), Placebo
Biological
Lead sponsor
Stacy A. Kahn
Other
Eligibility
5 Years to 30 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 15, 2023 · Synced Sep 5, 2026, 11:55 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Progression of Gastroesophageal Reflux Disease and Barrett's Esophagus and the Creation of a Barrett's Registry

NCT00574327
View directory record Official record
Conditions
Barrett's Esophagus, Gastroesophageal Reflux Disease, Esophageal Adenocarcinoma
Interventions
Not listed
Lead sponsor
Midwest Biomedical Research
Other
Eligibility
18 Years and older
Enrollment
3,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2029
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Mar 15, 2023 · Synced Sep 5, 2026, 11:55 PM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

A Study of the Possible Effects of Medication on Young Onset Colorectal Cancer (YOCRC)

NCT05568420
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Not listed
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years to 49 Years
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 19, 2026 · Synced Sep 5, 2026, 11:55 PM EDT
Terminated Phase 2Phase 3 Interventional Results available

Microbiota or Placebo After Antimicrobial Therapy for Recurrent C. Difficile at Home (MATCH)

NCT03005379
View directory record Official record
Conditions
Clostridium Difficile Infection
Interventions
Fecal Microbiota Therapy (FMT), Placebo
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
153 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 10, 2024 · Synced Sep 5, 2026, 11:55 PM EDT
Completed Phase 2 Interventional Results available

Sunitinib or Cediranib for Alveolar Soft Part Sarcoma

NCT01391962
View directory record Official record
Conditions
Sarcoma, Alveolar Soft Part
Interventions
Cediranib, Sunitinib, Prochlorperazine, Promethazine, Benzodiazepine, Filgrastim, Sargramostim, Lomotil, Loperamide, Vitamin B6, Aquaphor, Acetaminophen, Levothyroxine, Warfarin
Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
16 Years to 120 Years
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2026
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 1, 2026 · Synced Sep 5, 2026, 11:55 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 1, 2023 · Synced Sep 5, 2026, 11:55 PM EDT
Completed Phase 1 Interventional

A Study to Evaluate Fecal Microbiota Transplantation Engraftment in IBS

NCT02847481
View directory record Official record
Conditions
Irritable Bowel Syndrome
Interventions
fecal microbiota transplantation, placebo fecal microbiota transplantation, FMT with antibiotic pre-treatment (v1), FMT with antibiotic pre-treatment (v2)
Procedure · Drug
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 22, 2019 · Synced Sep 5, 2026, 11:55 PM EDT
Completed No phase listed Observational

Gastrointestinal Microbiome Influence on the Development of Bronchopulmonary Dysplasia

NCT03229967
View directory record Official record
Conditions
Bronchopulmonary Dysplasia
Interventions
16S rRNA stool microbiome sequencing.
Diagnostic Test
Lead sponsor
University of Tennessee
Other
Eligibility
0 Days to 7 Days
Enrollment
197 participants
Timeline
2017 – 2020
U.S. locations
2
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated May 9, 2023 · Synced Sep 5, 2026, 11:55 PM EDT
Recruiting Early Phase 1 Interventional

Fecal Microbiota Transplant for Patients With Chronic Pouchitis

NCT05829109
View directory record Official record
Conditions
Chronic Pouchitis, Pouchitis
Interventions
Fecal Microbiota Transplant (FMT)
Drug
Lead sponsor
Maia Kayal
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 16, 2026 · Synced Sep 5, 2026, 11:55 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study to Assess the Relative Potency of Multiple Oral Doses of LUM001 and SHP626 in Overweight and Obese Adults as Assessed by Fecal Bile Acid Excretion

NCT02475317
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Placebo, Maralixibat, Volixibat
Drug
Lead sponsor
Mirum Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
84 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
1
States / cities
Knoxville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 3, 2019 · Synced Sep 5, 2026, 11:55 PM EDT
Withdrawn No phase listed Observational Accepts healthy volunteers

The Role of Gut Microbiota in Heart Failure and Pre-Heart Failure With Preserved Ejection Fraction

NCT02728154
View directory record Official record
Conditions
Heart Failure
Interventions
Blood Sample, Stool Sample
Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2025
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Apr 9, 2025 · Synced Sep 5, 2026, 11:55 PM EDT