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Showing 1–15 of 15 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Antibiotic Enterocolitis Clear all
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 18, 2015 · Synced Sep 9, 2026, 6:13 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Withdrawn Phase 4 Interventional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 9, 2017 · Synced Sep 9, 2026, 6:13 AM EDT
Completed No phase listed Observational

Vancomycin vs. Nitazoxanide to Treat Recurrent C. Difficile Colitis

NCT00304889
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 Sep 9, 2026, 6:13 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 18, 2020 · Synced Sep 9, 2026, 6:13 AM EDT
Completed Phase 4 Interventional Results available

Impact of Oral Antibiotic Treatment on C. Difficile

NCT02057198
View directory record Official record
Conditions
C. Difficile, Diarrhea, Enterocolitis
Interventions
Fidaxomicin, Metronidazole, Vancomycin
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 1, 2019 · Synced Sep 9, 2026, 6:13 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Randomized Controlled Trial Investigating if Antibiotic Use in the First 48 Hours of Life Adversely Impacts the Preterm Infant Microbiome

NCT02477423
View directory record Official record
Conditions
Premature Birth of Newborn, Enterocolitis, Necrotizing
Interventions
Ampicillin, Gentamicins, Placebo
Drug
Lead sponsor
University of Chicago
Other
Eligibility
Up to 6 Hours
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2019
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 7, 2020 · Synced Sep 9, 2026, 6:13 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 11, 2026 · Synced Sep 9, 2026, 6:13 AM EDT
Completed Phase 4 Interventional

NICU Antibiotics and Outcomes Trial

NCT03997266
View directory record Official record
Conditions
Microbial Colonization, Extreme Prematurity, Early-Onset Neonatal Sepsis, Late-Onset Neonatal Sepsis, Necrotizing Enterocolitis of Newborn, Death; Neonatal
Interventions
Ampicillin, Gentamycin, Normal saline
Drug
Lead sponsor
Michael Morowitz
Other
Eligibility
Up to 4 Hours
Enrollment
359 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
14
States / cities
Mobile, Alabama • San Diego, California • New Haven, Connecticut + 10 more
Source: ClinicalTrials.gov public record
Updated Apr 23, 2026 · Synced Sep 9, 2026, 6:13 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 9, 2010 · Synced Sep 9, 2026, 6:13 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 7, 2026 · Synced Sep 9, 2026, 6:13 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 24, 2025 · Synced Sep 9, 2026, 6:13 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 9, 2010 · Synced Sep 9, 2026, 6:13 AM EDT
Completed Phase 2 Interventional

A Study of GT160-246 Versus Vancomycin in Patients With Clostridium Difficile-Associated Diarrhea

NCT00034294
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 Sep 9, 2026, 6:13 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 17, 2013 · Synced Sep 9, 2026, 6:13 AM EDT
Completed Phase 2 Interventional Results available

Antibiotic "Dysbiosis" in Preterm Infants

NCT02784821
View directory record Official record
Conditions
Enterocolitis, Necrotizing, Bacteremia, Bronchopulmonary Dysplasia, Intraventricular Hemorrhage, Periventricular Leukomalacia, Chronic Lung Disease, Ileal Perforation
Interventions
Antibiotic, Gastric fluid, Breast milk, Stool samples, Antibiotics
Drug · Other
Lead sponsor
University of Florida
Other
Eligibility
23 Weeks to 33 Weeks
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jun 4, 2024 · Synced Sep 9, 2026, 6:13 AM EDT