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ClinicalTrials.gov public records Last synced Sep 30, 2026, 2:44 AM EDT

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Showing 1–24 of 30 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Enterocolitis, Pseudomembranous Clear all
Recruiting Phase 2 Interventional

Stool Transplants to Treat Refractory Clostridium Difficile Colitis

NCT02127398
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 – 2027
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 27, 2026 · Synced Sep 30, 2026, 2:44 AM EDT
Terminated Not applicable Interventional

Optimal Surgical Treatment Of Fulminant Clostridium Difficile Colitis

NCT01441271
View directory record Official record
Conditions
Clostridium Difficile Colitis
Interventions
Ileal diversion and lavage, total abdominal colectomy
Procedure
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 1, 2015 · Synced Sep 30, 2026, 2:44 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Phase I Trial of a Single Dose of CRS3123

NCT01551004
View directory record Official record
Conditions
Clostridium Difficile Colitis
Interventions
CRS3123, Placebo
Drug · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 45 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 25, 2017 · Synced Sep 30, 2026, 2:44 AM EDT
Completed No phase listed Observational

Response of Clostridium Difficile Infection to Metronidazole Therapy

NCT00304369
View directory record Official record
Conditions
Clostridium Enterocolitis, Pseudomembranous Colitis, Antibiotic-Associated Colitis
Interventions
Metronidazole
Drug
Lead sponsor
Michael E. DeBakey VA Medical Center
Federal
Eligibility
18 Years to 64 Years
Enrollment
290 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 18, 2013 · Synced Sep 30, 2026, 2:44 AM EDT
Withdrawn Phase 4 Interventional

Addition of Lactobacillus to Metronidazole in Treatment of CDAD

NCT00304863
View directory record Official record
Conditions
Enterocolitis, Pseudomembranous Colitis, Antibiotic-associated Colitis
Interventions
Lactobacillus GG
Drug
Lead sponsor
Michael E. DeBakey VA Medical Center
Federal
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 10, 2017 · Synced Sep 30, 2026, 2:44 AM EDT
Completed Not applicable Interventional Results available

Enteral Nutrition as Stress Ulcer Prophylaxis in Critically Ill Patients.

NCT01477320
View directory record Official record
Conditions
Gastrointestinal Hemorrhage, Clostridium Difficile Colitis
Interventions
Pantoprazole 40 mg IV daily and tube feed., Placebo and tube feed
Drug · Other
Lead sponsor
Mohamed Saad
Other
Eligibility
18 Years and older
Enrollment
124 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Jan 16, 2018 · Synced Sep 30, 2026, 2:44 AM EDT
Terminated Phase 3 Interventional

A Study to Assess the Safety, Tolerability, Effectiveness and Absorption of Exodif™ Tablets in Clostridium Difficile-associated Diarrhea

NCT00466635
View directory record Official record
Conditions
Enterocolitis, Pseudomembranous, Diarrhea, Clostridium Difficile
Interventions
GT267-004 (tolevamer potassium sodium)
Drug
Lead sponsor
Genzyme, a Sanofi Company
Industry
Eligibility
18 Years and older
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007
U.S. locations
13
States / cities
Modesto, California • Honolulu, Hawaii • Maywood, Illinois + 10 more
Source: ClinicalTrials.gov public record
Updated Mar 19, 2015 · Synced Sep 30, 2026, 2:44 AM EDT
Completed Phase 3 Interventional Results available

Compassionate Use of Nitazoxanide for the Treatment of Clostridium Difficile Infection

NCT00304356
View directory record Official record
Conditions
Clostridium Enterocolitis, Pseudomembranous Colitis
Interventions
Nitazoxanide
Drug
Lead sponsor
Daniel M. Musher MD
Federal
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
2
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Dec 15, 2017 · Synced Sep 30, 2026, 2:44 AM EDT
Terminated Phase 4 Interventional Results available

Comparing the Effectiveness of IV Bezlotoxumab Versus Placebo in Decreasing Morbidity and Mortality in Patients With Fulminant C. Diff Requiring Surgery.

NCT03756454
View directory record Official record
Conditions
Clostridia Difficile Colitis, Clostridium; Sepsis
Interventions
Bezlotoxumab, Normal Saline
Biological · Other
Lead sponsor
Ohio State University
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 Jun 18, 2026 · Synced Sep 30, 2026, 2:44 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Stool Transplant in Pediatric Patients With Recurring C. Difficile Infection

NCT01972334
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 Sep 1, 2016 · Synced Sep 30, 2026, 2:44 AM EDT
Completed Phase 2 Interventional

Safety and Efficacy of Multiple Daily Dosing of Oral LFF571 in Patients With Moderate Clostridium Difficile Infections

NCT01232595
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 19, 2020 · Synced Sep 30, 2026, 2:44 AM EDT
Active, not recruiting No phase listed Observational

REMBRANDT: REcovery of the MicroBiome fRom Antibiotics for Dental implanTs

NCT05622721
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 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 8, 2026 · Synced Sep 30, 2026, 2:44 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Study of Different Formulations of a Clostridium Difficile Toxoid Vaccine Given at Three Different Schedules in Adults

NCT01230957
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 18, 2018 · Synced Sep 30, 2026, 2:44 AM EDT
Not listed Phase 4 Interventional

Clostridial Infection and Oral Lavage -Improving Treatment Before Illness Becomes Severe

NCT01630096
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 17, 2012 · Synced Sep 30, 2026, 2:44 AM EDT
Completed No phase listed Observational

Fecal Bacterial Flora in Clostridium Difficile-Associated Diarrhea

NCT00304876
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 10, 2010 · Synced Sep 30, 2026, 2:44 AM EDT
Terminated No phase listed Observational

Small Bowel Transit Time in Clostridium Difficile Colitis

NCT01309750
View directory record Official record
Conditions
Clostridium Difficile Colitis
Interventions
Small Bowel Transit Study
Radiation
Lead sponsor
Corewell Health East
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Royal Oak, Michigan
Source: ClinicalTrials.gov public record
Updated Jan 25, 2017 · Synced Sep 30, 2026, 2:44 AM EDT
Completed No phase listed Observational

FQ Restriction for the Prevention of CDI

NCT03848689
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 31, 2025 · Synced Sep 30, 2026, 2:44 AM EDT
Withdrawn Not applicable Interventional

Extended Treatment With Vancomycin for Clostridium Difficile Colitis

NCT00861887
View directory record Official record
Conditions
Clostridium Difficile Colitis
Interventions
Standard Vancomycin, Extended Vancomycin
Drug
Lead sponsor
Corewell Health East
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Royal Oak, Michigan
Source: ClinicalTrials.gov public record
Updated Dec 14, 2016 · Synced Sep 30, 2026, 2:44 AM EDT
Completed No phase listed Observational

Association Between Response to Treatment of C. Diff Colitis and Anti-C.Diff Toxin Antibody

NCT00304408
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
Not listed
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 10, 2010 · Synced Sep 30, 2026, 2:44 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Effect of Antibiotics on Enteric Neurons and Glia

NCT05834036
View directory record Official record
Conditions
Antibiotic Enterocolitis
Interventions
Amoxicillin Oral Capsule
Drug
Lead sponsor
Rockefeller University
Other
Eligibility
18 Years to 75 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 12, 2026 · Synced Sep 30, 2026, 2:44 AM EDT
Completed Phase 3 Interventional

A Study of GT267-004 Versus Vancomycin and GT267-004 Versus Metronidazole in Patients With C.Difficile - Associated Diarrhea

NCT00106509
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 5, 2015 · Synced Sep 30, 2026, 2:44 AM EDT
Completed Phase 2 Interventional Results available

Efficacy of Oral Vancomycin Prophylaxis for Prevention of Recurrent Clostridium Difficile Infection

NCT03462459
View directory record Official record
Conditions
Recurrent Clostridium Difficile Infection, Clostridium Difficile Infection, CDI, C.Difficile Diarrhea, C. Diff Colitis, C.Difficile Colitis
Interventions
Vancomycin, Placebo
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
79 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
2
States / cities
Madison, Wisconsin • Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated May 25, 2025 · Synced Sep 30, 2026, 2:44 AM EDT
Completed Phase 3 Interventional Results available

Microbiota Restoration Therapy for Recurrent Clostridium Difficile Infection (PUNCHCD3)

NCT03244644
View directory record Official record
Conditions
Clostridium Difficile Infection (CDI)
Interventions
RBX2660, Placebo, Open label RBX2660 (only for confirmed CDI recurrence)
Drug
Lead sponsor
Rebiotix Inc.
Industry
Eligibility
18 Years and older
Enrollment
320 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
60
States / cities
Athens, Alabama • Dothan, Alabama • Phoenix, Arizona + 54 more
Source: ClinicalTrials.gov public record
Updated Jul 10, 2024 · Synced Sep 30, 2026, 2:44 AM EDT
Terminated Phase 4 Interventional

The Role of Synbiotics in Reducing Post-Operative Infections in Patients Undergoing Cardiac Surgery: A Pilot Study

NCT00164099
View directory record Official record
Conditions
Surgical Wound Infection, Cystitis, Bacteremia, Pneumonia, Enterocolitis, Pseudomembranous
Interventions
Synbiotic 2000
Drug
Lead sponsor
Beth Israel Medical Center
Other
Eligibility
Not listed
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 1, 2007 · Synced Sep 30, 2026, 2:44 AM EDT