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ClinicalTrials.gov public records Last synced Oct 20, 2026, 3:14 AM EDT

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Showing 193–216 of 513 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Stool Clear all
Completed Phase 2 Interventional Results available

Open-Label Extension of CP101 Trials Evaluating Oral Full-Spectrum Microbiota™ (CP101) in Subjects With Recurrence of Clostridium Difficile Infection

NCT03497806
View directory record Official record
Conditions
Clostridium Difficile Infection, Recurrent Clostridium Difficile Infection, C. Diff, CDI, Recurrent C. Diff, rCDI, C. Difficile, Recurrent CDI, FMT, Fecal Microbiota, Fecal Transplant
Interventions
CP101
Biological
Lead sponsor
Finch Research and Development LLC.
Industry
Eligibility
18 Years and older
Enrollment
132 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
53
States / cities
Scottsdale, Arizona • Los Angeles, California • Murrieta, California + 47 more
Source: ClinicalTrials.gov public record
Updated Aug 30, 2022 · Synced Oct 20, 2026, 3:14 AM EDT
Active, not recruiting Phase 2 Interventional

MTT for Children With ASD Who Have Gastrointestinal Disorders

NCT04182633
View directory record Official record
Conditions
Autism Spectrum Disorder, Gastro-Intestinal Disorder, Constipation, Diarrhea
Interventions
vancomycin, Miralax, intestinal microbiota, placebo vancomycin, Miralax, placebo intestinal microbiota
Combination Product
Lead sponsor
Arizona State University
Other
Eligibility
5 Years to 17 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Apr 25, 2025 · Synced Oct 20, 2026, 3:14 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Effect of Baby Wipe Solutions on Fecal Enzyme-induced Irritation

NCT03346447
View directory record Official record
Conditions
Skin Health
Interventions
Artificial Fecal Enzyme
Other
Lead sponsor
Kimberly-Clark Corporation
Industry
Eligibility
18 Years to 40 Years · Female only
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Irving, Texas
Source: ClinicalTrials.gov public record
Updated Jan 18, 2018 · Synced Oct 20, 2026, 3:14 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

A Clinic-wide Intervention (Primary Care-GI Connect) for Improving Rates of Colonoscopy After Abnormal Fecal Immunochemical Test Result in Patients at Federally Qualified Health Centers

NCT06568016
View directory record Official record
Conditions
Colorectal Carcinoma
Interventions
Best Practice, Communication Intervention, Coordination, Educational Intervention, Electronic Health Record Review, Informational Intervention, Interview, Patient Navigation, Referral, Text Message-Based Navigation Intervention
Other · Behavioral
Lead sponsor
Jonsson Comprehensive Cancer Center
Other
Eligibility
Not listed
Enrollment
1,500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
2
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Sep 2, 2026 · Synced Oct 20, 2026, 3:14 AM EDT
Terminated Phase 1Phase 2 Interventional

Fecal Microbial Transplant in Pediatric Crohn's Disease

NCT02272868
View directory record Official record
Conditions
Crohn's Disease
Interventions
Fecal Microbial transplant, Normal Saline, rifaximin+omeprazole+miralax
Biological · Drug
Lead sponsor
Seattle Children's Hospital
Other
Eligibility
12 Years to 21 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Sep 29, 2021 · Synced Oct 20, 2026, 3:14 AM EDT
Completed No phase listed Observational

Multi-marker Stool Test for Detection of Colorectal Neoplasia: Marker Panel Selection and Technical Development Studies

NCT01260168
View directory record Official record
Conditions
Colorectal Neoplasms, Digestive System Diseases, Colonic Diseases, Colorectal Cancer
Interventions
Not listed
Lead sponsor
Exact Sciences Corporation
Industry
Eligibility
40 Years to 90 Years
Enrollment
435 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
20
States / cities
Birmingham, Alabama • Huntsville, Alabama • Atlanta, Georgia + 14 more
Source: ClinicalTrials.gov public record
Updated May 13, 2015 · Synced Oct 20, 2026, 3:14 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety and Effect of L. Reuteri on Biomarkers of Inflammation in Healthy Infants With Colic

NCT01849991
View directory record Official record
Conditions
Gastrointestinal, Colic
Interventions
Lactobacillus reuteri, Placebo
Biological
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
3 Weeks to 3 Months
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 30, 2018 · Synced Oct 20, 2026, 3:14 AM EDT
No Longer Available No phase listed Expanded access

Clinical Use of a Magnetic Anal Sphincter Augmentation Device, Trade Name FENIX

NCT02722707
View directory record Official record
Conditions
Fecal Incontinence
Interventions
magnetic anal sphincter augmentation for fecal incontinence
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older · Female only
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
2
States / cities
Jacksonville, Florida • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Dec 31, 2018 · Synced Oct 20, 2026, 3:14 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Reminder Modality for CRC Screening

NCT05012007
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Reminder Phone, Reminder Text
Other
Lead sponsor
VA Puget Sound Health Care System
Federal
Eligibility
45 Years to 75 Years
Enrollment
2,653 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated May 4, 2022 · Synced Oct 20, 2026, 3:14 AM EDT
Completed Not applicable Interventional

Evaluation of Jarro-Dophilus EPS® Probiotic Formulations

NCT02693314
View directory record Official record
Conditions
Healthy
Interventions
Jarro-Dophilus EPS® (5 billion CFU/capsule), Jarro-Dophilus EPS® High Potency (25 billion CFU/capsule), Placebo
Dietary Supplement
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 50 Years
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Mar 23, 2018 · Synced Oct 20, 2026, 3:14 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Garden-fresh Produce and Exercise Reduce Colon Cancer Risk

NCT03976284
View directory record Official record
Conditions
Garden-fresh Produce and Exercise (GFPE)
Interventions
Garden-fresh produce and exercise
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jun 6, 2019 · Synced Oct 20, 2026, 3:14 AM EDT
Completed Not applicable Interventional

Biofeedback for Fecal Incontinence

NCT00124904
View directory record Official record
Conditions
Fecal Incontinence
Interventions
Biofeedback, Kegel exercises
Behavioral
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
16 Years and older
Enrollment
165 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2006
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 13, 2010 · Synced Oct 20, 2026, 3:14 AM EDT
Terminated Phase 2 Interventional Results available

Personalized AZithromycin/metronidAZole Therapy in Pediatric Crohn's Disease (CD)

NCT04186247
View directory record Official record
Conditions
Crohn Disease, Pediatric Crohns Disease
Interventions
Azithromycin, Metronidazole, Standard of Care
Drug · Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
3 Years to 17 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
2
States / cities
San Francisco, California • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 29, 2025 · Synced Oct 20, 2026, 3:14 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

BM Characterization Pilot

NCT03138057
View directory record Official record
Conditions
Diaper Rash
Interventions
Not listed
Lead sponsor
Kimberly-Clark Corporation
Industry
Eligibility
Up to 12 Months
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Lincoln, Nebraska
Source: ClinicalTrials.gov public record
Updated Jan 18, 2018 · Synced Oct 20, 2026, 3:14 AM EDT
Completed Phase 3 Interventional Results available

Microbiota Restoration Therapy for Recurrent Clostridium Difficile Infection (PUNCH CD3-OLS)

NCT03931941
View directory record Official record
Conditions
Clostridium Difficile Infection, Infection, Communicable Diseases
Interventions
RBX2660
Drug
Lead sponsor
Rebiotix Inc.
Industry
Eligibility
18 Years and older
Enrollment
793 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
46
States / cities
Phoenix, Arizona • North Little Rock, Arkansas • Oxnard, California + 43 more
Source: ClinicalTrials.gov public record
Updated Aug 7, 2024 · Synced Oct 20, 2026, 3:14 AM EDT
Completed Phase 1 Interventional

Fecal Microbiota Transplantation (FMT) in the Management of Ulcerative Colitis (UC)

NCT02516384
View directory record Official record
Conditions
Ulcerative Colitis
Interventions
Fecal Microbiota Transplantation
Biological
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 22, 2018 · Synced Oct 20, 2026, 3:14 AM EDT
Completed No phase listed Observational

Fiber Formula Study Among Radiation Oncology Patients

NCT00888147
View directory record Official record
Conditions
Constipation
Interventions
Fiber containing tube feeding formula
Dietary Supplement
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 26, 2011 · Synced Oct 20, 2026, 3:14 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Pilot Study of Triphala and Rubia Cordifolia on Gut Microbiome and Skin

NCT03477825
View directory record Official record
Conditions
Sebum Production, Stool Microbiome, Transepidermal Water Loss, Facial Brrightness, Erythema, Wrinkles, Facial Shine
Interventions
Placebo Oral Tablet, Rubia Cordifolia, Triphala
Dietary Supplement
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years to 60 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated May 15, 2019 · Synced Oct 20, 2026, 3:14 AM EDT
Completed Not applicable Interventional Results available

Safety of Stool Transplant for Patients With Difficult to Treat C. Difficile Infection

NCT02770326
View directory record Official record
Conditions
C. Difficile Infection, Cancer
Interventions
Fecal Microbiota Transplantation (FMT)
Biological
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 8, 2025 · Synced Oct 20, 2026, 3:14 AM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

A Randomized, Double-Blind Study to Assess the Effect of a Postbiotic on Oxidative Stress and Exercise Performance

NCT06795425
View directory record Official record
Conditions
Oxidative Stress, Healthy, Exercise-induced Muscle Damage, Exercise-induced Muscle Soreness, Immune Function, Gut Health, Microbiome Analysis, Exercise Performance, Exercise Metabolism
Interventions
Postbiotic Active Lifestyle Blend, Placebo
Dietary Supplement · Other
Lead sponsor
Lindenwood University
Other
Eligibility
18 Years to 45 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Saint Charles, Missouri
Source: ClinicalTrials.gov public record
Updated Jan 28, 2025 · Synced Oct 20, 2026, 3:14 AM EDT
Active, not recruiting No phase listed Observational

Pharmacokinetics of IFX and TNF Concentrations in Serum, Stool, and Colonic Mucosa in Acute Severe Ulcerative Colitis

NCT03765450
View directory record Official record
Conditions
Ulcerative Colitis
Interventions
Infliximab
Drug
Lead sponsor
Alimentiv Inc.
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2027
U.S. locations
2
States / cities
San Diego, California • New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 2, 2026 · Synced Oct 20, 2026, 3:14 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Alteration of Stool Microbiota in Preterm Infants With Anemia

NCT03554278
View directory record Official record
Conditions
Anemia, Neonatal, Necrotizing Enterocolitis, Dysbiosis
Interventions
Not listed
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
7 Days to 30 Days
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Feb 5, 2025 · Synced Oct 20, 2026, 3:14 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Fecal Microbiota Transplantation for the Treatment of Recurrent Urinary Tract Infections

NCT03050515
View directory record Official record
Conditions
Recurrent Urinary Tract Infection
Interventions
Fecal Microbiota Transplantation
Biological
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years to 100 Years · Female only
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Orange, California
Source: ClinicalTrials.gov public record
Updated Jun 18, 2020 · Synced Oct 20, 2026, 3:14 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Developmental Impacts of Microplastics Exposure in Early Life

NCT06107933
View directory record Official record
Conditions
Infant Development, Breast Feeding, Environmental Exposure
Interventions
Observational only
Other
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
18 Years and older · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 9, 2026 · Synced Oct 20, 2026, 3:14 AM EDT