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ClinicalTrials.gov public records Last synced May 21, 2026, 11:39 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Clostridium Difficile Colitis Clear all
Completed Phase 2 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Clostridium Difficile Colitis
Interventions
FMT, placebo
Biological
Lead sponsor
MemorialCare Health System
Other
Eligibility
1 Year to 21 Years
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 31, 2016 · Synced May 21, 2026, 11:39 PM EDT
Enrolling by invitation Phase 1 Interventional
View directory record Official record
Conditions
Active C. Difficile Colitis
Interventions
Microbiota Transplantation (FMT)
Biological
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2036
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 26, 2023 · Synced May 21, 2026, 11:39 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Clostridium Enterocolitis, Pseudomembranous Colitis, Antibiotic-Associated Colitis
Interventions
Not listed
Lead sponsor
Michael E. DeBakey VA Medical Center
Federal
Eligibility
18 Years and older
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 2, 2015 · Synced May 21, 2026, 11:39 PM EDT
Completed Phase 2 Interventional
View directory record Official record
Conditions
Moderate Clostridium Difficile Infection
Interventions
LFF571, Vancomycin (POC)
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 90 Years
Enrollment
109 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
14
States / cities
Palm Desert, California • Bristol, Connecticut • Clearwater, Florida + 11 more
Source: ClinicalTrials.gov public record
Updated Dec 18, 2020 · Synced May 21, 2026, 11:39 PM EDT
Completed Phase 2 Interventional
View directory record Official record
Conditions
Clostridium Difficile-Associated Diarrhea, Clostridium Enterocolitis, Clostridium Difficile Diarrhea, Antibiotic-associated Colitis, Antibiotic-associated Diarrhea
Interventions
GT160-246
Drug
Lead sponsor
Genzyme, a Sanofi Company
Industry
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2003
U.S. locations
58
States / cities
Mobile, Alabama • Phoenix, Arizona • Tucson, Arizona + 50 more
Source: ClinicalTrials.gov public record
Updated Mar 4, 2015 · Synced May 21, 2026, 11:39 PM EDT
Completed Phase 3 Interventional
View directory record Official record
Conditions
Clostridium Enterocolitis, Pseudomembranous Colitis
Interventions
tolevamer potassium-sodium (GT267-004)
Drug
Lead sponsor
Genzyme, a Sanofi Company
Industry
Eligibility
18 Years and older
Enrollment
520 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
99
States / cities
Phoenix, Arizona • Rogers, Arkansas • Burbank, California + 81 more
Source: ClinicalTrials.gov public record
Updated Mar 4, 2015 · Synced May 21, 2026, 11:39 PM EDT
Active, not recruiting No phase listed Observational
View directory record Official record
Conditions
Dysbiosis, Clostridium Difficile, Pet-Human Bonding, Antibiotic-Associated Colitis
Interventions
Not listed
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 5, 2026 · Synced May 21, 2026, 11:39 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Clostridium Difficile
Interventions
Stool
Biological
Lead sponsor
OSF Healthcare System
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Peoria, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 30, 2013 · Synced May 21, 2026, 11:39 PM EDT
Not listed Phase 4 Interventional
View directory record Official record
Conditions
Clostridium Difficile Colitis
Interventions
Nu-Lytely
Drug
Lead sponsor
Ascension Health
Industry
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2012
U.S. locations
1
States / cities
Grand Blanc, Michigan
Source: ClinicalTrials.gov public record
Updated Aug 16, 2012 · Synced May 21, 2026, 11:39 PM EDT
Terminated Not applicable Interventional
View directory record Official record
Conditions
Clostridium Difficile
Interventions
Serum-derived bovine immunoglobulin/protein isolate (SBI), Placebo
Other
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 85 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
3
States / cities
Miami, Florida • Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Nov 17, 2021 · Synced May 21, 2026, 11:39 PM EDT
Recruiting Phase 2 Interventional
View directory record Official record
Conditions
Clostridioides Difficile Infection, Clostridium Difficile Infection, Clostridium Difficile Diarrhea, Clostridia Difficile Colitis
Interventions
Alanyl-glutamine
Drug
Lead sponsor
University of Virginia
Other
Eligibility
18 Years to 105 Years
Enrollment
260 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
2
States / cities
Charlottesville, Virginia • Roanoke, Virginia
Source: ClinicalTrials.gov public record
Updated Oct 25, 2024 · Synced May 21, 2026, 11:39 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Clostridium Difficile Infection, Diarrhea
Interventions
Clostridium difficile toxoids A and B (Low-dose with adjuvant), Clostridium difficile toxoids A and B (Low-dose without adjuvant), Clostridium difficile toxoids A and B (high-dose with adjuvant), Clostridium difficile toxoids A and B (high-dose without adjuvant), Placebo: 0.9% normal saline
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
40 Years to 75 Years
Enrollment
650 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
30
States / cities
Redding, California • Bristol, Connecticut • Stamford, Connecticut + 25 more
Source: ClinicalTrials.gov public record
Updated Jul 17, 2018 · Synced May 21, 2026, 11:39 PM EDT
Suspended Phase 4 Interventional
View directory record Official record
Conditions
Antibiotic-Associated Diarrhea, Clostridium Difficile
Interventions
loperamide, placebo
Drug
Lead sponsor
Michael E. DeBakey VA Medical Center
Federal
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2007
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 2, 2016 · Synced May 21, 2026, 11:39 PM EDT
Completed Phase 2 Interventional
View directory record Official record
Conditions
Clostridium Difficile
Interventions
Nitazoxanide, Metronidazole
Drug
Lead sponsor
Romark Laboratories L.C.
Industry
Eligibility
18 Years and older
Enrollment
114 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
7
States / cities
St. Petersburg, Florida • Marietta, Georgia • Columbus, Ohio + 3 more
Source: ClinicalTrials.gov public record
Updated Jan 3, 2007 · Synced May 21, 2026, 11:39 PM EDT
Terminated Phase 4 Interventional
View directory record Official record
Conditions
Clostridia Difficile Colitis, Clostridium; Sepsis
Interventions
Bezlotoxumab, Normal Saline
Biological · Other
Lead sponsor
Michael E Villarreal, MD
Other
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated May 11, 2023 · Synced May 21, 2026, 11:39 PM EDT
Recruiting Phase 2 Interventional
View directory record Official record
Conditions
Clostridium Difficile Colitis
Interventions
fecal microbiota
Biological
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
77 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2026
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 12, 2025 · Synced May 21, 2026, 11:39 PM EDT
Enrolling by invitation Phase 1 Interventional
View directory record Official record
Conditions
Clostridium Difficile, Inflammatory Bowel Disease, Crohn's Disease, Ulcerative Colitis
Interventions
Fecal Microbiota Transplant
Biological
Lead sponsor
Judith Kelsen
Other
Eligibility
3 Years to 21 Years
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 14, 2026 · Synced May 21, 2026, 11:39 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Gastroenteritis, Infectious Colitis
Interventions
Not listed
Lead sponsor
Luminex Corporation
Industry
Eligibility
Not listed
Enrollment
1,021 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
4
States / cities
Tampa, Florida • Indianapolis, Indiana • Albuquerque, New Mexico + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 22, 2017 · Synced May 21, 2026, 11:39 PM EDT
Completed Phase 3 Interventional Results available
View directory record Official record
Conditions
Clostridium Difficile Infection Recurrence
Interventions
RBX2660
Drug
Lead sponsor
Ferring Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
12
States / cities
North Little Rock, Arkansas • Camarillo, California • Hamden, Connecticut + 9 more
Source: ClinicalTrials.gov public record
Updated Apr 23, 2026 · Synced May 21, 2026, 11:39 PM EDT
Withdrawn Phase 4 Interventional
View directory record Official record
Conditions
Clostridium Difficile Infection
Interventions
Bismuth Subsalicylate, standard antibiotic therapy
Drug
Lead sponsor
Bassett Healthcare
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
1
States / cities
Cooperstown, New York
Source: ClinicalTrials.gov public record
Updated Jul 18, 2018 · Synced May 21, 2026, 11:39 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Clostridium Difficile, Clostridium Difficile Infection, C Difficile Colitis
Interventions
fluoroquinolone preprescription authorization, Control
Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
Not listed
Enrollment
5,871 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
7
States / cities
Phoenix, Arizona • Moreno Valley, California • Rochester, Minnesota + 4 more
Source: ClinicalTrials.gov public record
Updated Jan 30, 2025 · Synced May 21, 2026, 11:39 PM EDT
Completed Phase 4 Interventional Results available
View directory record Official record
Conditions
Diarrhea
Interventions
Ursodiol
Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 10, 2022 · Synced May 21, 2026, 11:39 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Enterocolitis, Pseudomembranous Colitis, Antibiotic-Associated Colitis
Interventions
Not listed
Lead sponsor
Michael E. DeBakey VA Medical Center
Federal
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
2
States / cities
Baltimore, Maryland • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 9, 2010 · Synced May 21, 2026, 11:39 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Clostridium Difficle Colitis, Clostridium Difficle Associated Disease
Interventions
Not listed
Lead sponsor
Maimonides Medical Center
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Brooklyn, New York
Source: ClinicalTrials.gov public record
Updated Feb 9, 2010 · Synced May 21, 2026, 11:39 PM EDT