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ClinicalTrials.gov public records Last synced Oct 20, 2026, 1:04 AM EDT

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Showing 121–144 of 513 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Stool Clear all
Completed Phase 1 Interventional

Study of the Fecal Microbiome in Patients With Parkinson's Disease

NCT03671785
View directory record Official record
Conditions
Parkinson Disease
Interventions
PRIM-DJ2727, Placebo oral capsule
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
55 Years to 75 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 24, 2023 · Synced Oct 20, 2026, 1:04 AM EDT
Withdrawn Not applicable Interventional

Efficacy, Safety, and Performance Study of a Novel Device Designed to Manage Fecal Incontinence in Hospitalized Bedridden Patients With Liquid to Semi-formed Stool.

NCT02208258
View directory record Official record
Conditions
Fecal Incontinence
Interventions
Consure 120 Stool Management System
Device
Lead sponsor
Consure Medical Pvt. Ltd.
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Jan 29, 2016 · Synced Oct 20, 2026, 1:04 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of L. Paracasei Strain Shirota on Constipation in Healthy US Adults

NCT06014008
View directory record Official record
Conditions
Constipation
Interventions
Test product consumption group
Other
Lead sponsor
Yakult U.S.A. Inc.
Industry
Eligibility
18 Years to 64 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 22, 2024 · Synced Oct 20, 2026, 1:04 AM EDT
Completed Phase 4 Interventional Results available

A Longitudinal Study to Identify IBS Phenotypes Using Fecal Microbiota and Hydrogen Breath Testing

NCT03219528
View directory record Official record
Conditions
Irritable Bowel Syndrome
Interventions
Rifaximin 550 MG, Low FODMAP Diet
Drug · Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
74 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Apr 27, 2025 · Synced Oct 20, 2026, 1:04 AM EDT
Terminated Phase 1 Interventional

Placebo Controlled Study of Fecal Microbiota Transplant (FMT) for a First or Second Episode of C. Difficile Infection in Adults Using a Frozen Encapsulated Inoculum

NCT02343328
View directory record Official record
Conditions
Clostridium Difficile
Interventions
Fecal Microbiota Transplant, Placebo
Biological
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 13, 2017 · Synced Oct 20, 2026, 1:04 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Fecal Metabolome and the Intestinal Microbiota in Irritable Bowel Syndrome

NCT02981888
View directory record Official record
Conditions
IBS
Interventions
X-Ray
Radiation
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 65 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2023
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Apr 29, 2024 · Synced Oct 20, 2026, 1:04 AM EDT
Completed Phase 1Phase 2 Interventional

FMT in Pediatric Crohn's Disease

NCT03194529
View directory record Official record
Conditions
Crohn Disease, Pediatric Crohns Disease
Interventions
FMT
Biological
Lead sponsor
Children's Hospital Los Angeles
Other
Eligibility
7 Years to 21 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 13, 2020 · Synced Oct 20, 2026, 1:04 AM EDT
Not listed Early Phase 1 Interventional

Fecal Microbiota Transplant in the Treatment of Ulcerative Colitis

NCT02390726
View directory record Official record
Conditions
Ulcerative Colitis, Active Moderate
Interventions
Fecal Microbiota Transplant, Placebo
Biological
Lead sponsor
University of Vermont
Other
Eligibility
18 Years to 75 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Jul 9, 2018 · Synced Oct 20, 2026, 1:04 AM EDT
Completed No phase listed Observational

Detection of Exocrine Pancreatic Insufficiency in Patients With Diarrhea and Bloating

NCT03407534
View directory record Official record
Conditions
Diarrhea, Exocrine Pancreatic Insufficiency, Abdominal Pain
Interventions
Not listed
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years to 80 Years
Enrollment
142 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2022
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 27, 2022 · Synced Oct 20, 2026, 1:04 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

ALPCO Calprotectin CLIA Assay - Measurement of Calprotectin Levels in Human Stool

NCT06810518
View directory record Official record
Conditions
Inflammatory Bowel Disease (Crohn's Disease and Ulcerative Colitis), Inflammatory Bowel Syndrome
Interventions
ALPCO Calprotectin CLIA
Device
Lead sponsor
American Laboratory Products Company
Industry
Eligibility
22 Years and older
Enrollment
220 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
3
States / cities
Miami, Florida • Salem, New Hampshire • Westlake, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 28, 2026 · Synced Oct 20, 2026, 1:04 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

A Multi-Center Protocol for Obtaining and Storing Human Samples for Immediate or Future Microbial, Immune, or Host-Microbe Scientific Study

NCT00764023
View directory record Official record
Conditions
Infections
Interventions
Not listed
Lead sponsor
Southwest Regional Wound Care Center
Other
Eligibility
18 Years and older
Enrollment
97 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2013
U.S. locations
1
States / cities
Lubbock, Texas
Source: ClinicalTrials.gov public record
Updated Nov 26, 2015 · Synced Oct 20, 2026, 1:04 AM EDT
Completed Not applicable Interventional

Dietary Optimization of Microbiome Recovery Following Fecal Microbiota Transplantation

NCT05826418
View directory record Official record
Conditions
Recurrent Clostridium Difficile Infection, Fecal Microbiota Transplant
Interventions
MEND diet, mNICE diet
Dietary Supplement
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 12, 2025 · Synced Oct 20, 2026, 1:04 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Evaluation of Outcomes of Restoring Pelvic Floor Support With TOPAS in Women With Moderate Fecal Incontinence Symptoms

NCT00565136
View directory record Official record
Conditions
Fecal Incontinence
Interventions
TOPAS
Device
Lead sponsor
ASTORA Women's Health
Industry
Eligibility
21 Years and older · Female only
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
5
States / cities
Cambridge, Massachusetts • Minneapolis, Minnesota • Cincinnati, Ohio + 2 more
Source: ClinicalTrials.gov public record
Updated May 23, 2016 · Synced Oct 20, 2026, 1:04 AM EDT
Completed Phase 1 Interventional

Impact of Fecal Biotherapy (FBT) on Microbial Diversity in Patients With Moderate to Severe Inflammatory Bowel Disease

NCT01847170
View directory record Official record
Conditions
Crohn's Disease
Interventions
Fecal Microbial Transplantation
Biological
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 3, 2017 · Synced Oct 20, 2026, 1:04 AM EDT
Recruiting No phase listed Observational

Indiana University Gastrointestinal Motility Diagnosis Registry

NCT04506593
View directory record Official record
Conditions
Eosinophilic Esophagitis, Gastroesophageal Reflux Disease (GERD), Gastroparesis, Functional Vomiting, Irritable Bowel Syndrome (IBS), Constipation, Chronic Intestinal Pseudo-obstruction, Fecal Incontinence, Small Intestinal Bacterial Overgrowth
Interventions
no intervention
Other
Lead sponsor
Indiana University
Other
Eligibility
Not listed
Enrollment
5,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2026
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Jun 16, 2026 · Synced Oct 20, 2026, 1:04 AM EDT
Completed Early Phase 1 Interventional

Fecal Microbiota Transplantation After HSCT

NCT02733744
View directory record Official record
Conditions
Bone Marrow Transplantation
Interventions
Fecal Microbiota Transplantation (FMT)
Biological
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 22, 2017 · Synced Oct 20, 2026, 1:04 AM EDT
Completed Not applicable Interventional

Development and Validation of the Automated Evaluation of Gastrointestinal Symptoms (AEGIS) Platform

NCT02436057
View directory record Official record
Conditions
Abdominal Pain, Deglutition Disorders, Fecal Incontinence, Nausea, Diarrhea, Constipation, Gastroesophageal Reflux
Interventions
AEGIS (Automated Evaluation of Gastrointestinal Symptoms)
Other
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years and older
Enrollment
255 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
3
States / cities
Los Angeles, California • Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jan 15, 2016 · Synced Oct 20, 2026, 1:04 AM 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 17, 2026 · Synced Oct 20, 2026, 1:04 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

A Study of Using Social Networks to Encourage Three Peers to Complete Screening for Colorectal Cancer

NCT05793593
View directory record Official record
Conditions
Colon Cancer Screening
Interventions
FITx3 intervention and CRC education, Colorectal Cancer (CRC) education alone
Other
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
45 Years to 75 Years · Male only
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
7
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more
Source: ClinicalTrials.gov public record
Updated Apr 7, 2026 · Synced Oct 20, 2026, 1:04 AM EDT
Completed No phase listed Observational

Radiation Biodosimetry in Children Undergoing Total Body Irradiation

NCT01337648
View directory record Official record
Conditions
Total-body Irradiation, Hematopoietic Stem Cell Transplant
Interventions
Not listed
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
2 Years to 21 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jun 22, 2016 · Synced Oct 20, 2026, 1:04 AM EDT
Withdrawn Not applicable Interventional

Treatment of C. Difficile Infection With Fecal Microbiota Transplantation (FMT)

NCT01842347
View directory record Official record
Conditions
Clostridium Difficile Infection
Interventions
Fecal microbiota
Other
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Months and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2013
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Dec 13, 2013 · Synced Oct 20, 2026, 1:04 AM EDT
Completed No phase listed Observational

Development of an Instrument to Measure Quality of Life in Children With Chronic Constipation and Soiling

NCT00677508
View directory record Official record
Conditions
Constipation, Fecal Incontinence
Interventions
Not listed
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
2 Years to 18 Years
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2011
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Apr 30, 2020 · Synced Oct 20, 2026, 1:04 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effects of Adding Chickpeas to the American Diet on Fecal Microbiota Composition and Markers of Inflammation

NCT02375347
View directory record Official record
Conditions
Inflammation
Interventions
Chickpea Enhanced Diet (Short term)
Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 75 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated May 30, 2016 · Synced Oct 20, 2026, 1:04 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Head to Head Study Epi proColon and FIT

NCT01580540
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Not listed
Lead sponsor
Epigenomics, Inc
Industry
Eligibility
50 Years to 84 Years
Enrollment
336 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
69
States / cities
Birmingham, Alabama • Casa Grande, Arizona • Tucson, Arizona + 57 more
Source: ClinicalTrials.gov public record
Updated Aug 4, 2015 · Synced Oct 20, 2026, 1:04 AM EDT