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Showing 25–42 of 18 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Infectious Colitis Clear all
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 Aug 31, 2016 · Synced Jul 22, 2026, 4:50 PM EDT
Not listed Phase 2 Interventional Accepts healthy volunteers

Outcomes Mandate National Integration With Cannabis as Medicine

NCT03944447
View directory record Official record
Conditions
Chronic Pain, Chronic Pain Syndrome, Chronic Pain Due to Injury, Chronic Pain Due to Trauma, Fibromyalgia, Seizures, Hepatitis C, Cancer, Crohn Disease, HIV/AIDS, Multiple Sclerosis, Traumatic Brain Injury, Sickle Cell Disease, Post Traumatic Stress Disorder, Tourette Syndrome, Ulcerative Colitis, Glaucoma, Epilepsy, Inflammatory Bowel Diseases, Parkinson Disease, Amyotrophic Lateral Sclerosis, Chronic Traumatic Encephalopathy, Anxiety, Depression, Insomnia, Autism, Opioid-use Disorder, Bipolar Disorder, Covid19, SARS-CoV Infection, COVID-19, Corona Virus Infection, Coronavirus
Interventions
Cannabis, Medical, RYAH-Medtech Inhaler
Drug · Device
Lead sponsor
OMNI Medical Services, LLC
Network
Eligibility
7 Years and older
Enrollment
200,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2025
U.S. locations
17
States / cities
Boca Raton, Florida • Bradenton, Florida • Fort Lauderdale, Florida + 13 more
Source: ClinicalTrials.gov public record
Updated Jun 1, 2022 · Synced Jul 22, 2026, 4:50 PM 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 Jul 22, 2026, 4:50 PM 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 Jul 22, 2026, 4:50 PM EDT
Completed No phase listed Observational

Study to Determine Risk Factors for Post-operative Infection in Inflammatory Bowel Disease

NCT02054533
View directory record Official record
Conditions
Crohn's Disease, Ulcerative Colitis
Interventions
Not listed
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
974 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
24
States / cities
Scottsdale, Arizona • Los Angeles, California • San Francisco, California + 17 more
Source: ClinicalTrials.gov public record
Updated Sep 12, 2017 · Synced Jul 22, 2026, 4:50 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Pathogenic Mechanisms in C Diff Infection and Colitis

NCT01930032
View directory record Official record
Conditions
Clostridium Difficile Infection
Interventions
Not listed
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years to 75 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 7, 2017 · Synced Jul 22, 2026, 4:50 PM 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 9, 2024 · Synced Jul 22, 2026, 4:50 PM EDT
Withdrawn Phase 4 Interventional

Use of Bismuth Subsalicylate in Clostridium Difficile Colitis

NCT03592082
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 Jul 22, 2026, 4:50 PM EDT
Completed Phase 3 Interventional Results available

A Multi-center, Single-arm Trial Exploring the Safety and Clinical Effectiveness of RBX2660 Administered by Colonoscopy to Adults With Recurrent Clostridioides Difficile Infection

NCT05831189
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 Jul 22, 2026, 4:50 PM EDT
Completed Early Phase 1 Interventional

Fecal Microbial Transplantation for C. Difficile and/or Ulcerative Colitis or Indeterminate Colitis

NCT03268213
View directory record Official record
Conditions
Clostridium Difficile Infection, Ulcerative Colitis, Indeterminate Colitis
Interventions
Fecal Microbial Transplantation
Biological
Lead sponsor
Stony Brook University
Other
Eligibility
7 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2022
U.S. locations
1
States / cities
Stony Brook, New York
Source: ClinicalTrials.gov public record
Updated Feb 21, 2022 · Synced Jul 22, 2026, 4:50 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Unhide® Project: A Digital Health Platform to Collect Lifestyle Data for Brain Inflammation Research

NCT04806620
View directory record Official record
Conditions
Post-Acute COVID-19 Syndrome, ME/CFS, Rheumatic Arthritis, Juvenile Rheumatoid Arthritis (JRA), Psoriatic Arthritis (PsA), Ankylosing Spondylitis (AS), Autoimmune Encephalitis, Celiac Disease, Celiac Disease in Children, Chronic Lyme Disease, Post-treatment Lyme Disease Syndrome, Crohn's Disease, Dysautonomia, Anorexia Nervosa, Bulimia Nervosa, ARFID, Avoidant / Restrictive Food Intake Disorder, Ehlers Danlos Syndrome, Endometriosis, Fibromyalgia (FM), Long COVID, Lupus, Migraines, Mast Cell Activation Syndrome, Multiple Sclerosis, Myalgic Encephalomyelitis (ME), Myasthenia Gravis, Generalized, Myasthenia Gravis in Children, Narcolepsy, Obsessive Compulsive Disorder (OCD), PANDAS, Pediatric Acute-onset Neuropsychiatric Syndrome (PANS), POTS - Postural Orthostatic Tachycardia Syndrome, General Anxiety Disorder, Social Anxiety Disorder, PTSD - Post Traumatic Stress Disorder, Psoriasis, Traumatic Brain Injury, Tourette's Syndrome, Inflammatory Bowel Disease (IBD), Autoimmune Diseases, Neurological Diseases or Conditions, Psychiatric Disorder, Sjogren's Syndrome, Ulcerative Colitis and Crohn's Disease
Interventions
Not listed
Lead sponsor
Brain Inflammation Collaborative
Other
Eligibility
2 Years and older
Enrollment
10,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2030
U.S. locations
1
States / cities
Delafield, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jan 21, 2026 · Synced Jul 22, 2026, 4:50 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Host Immune Response to Clostridium Difficile Infection in Inflammatory Bowel Disease Patients

NCT01813500
View directory record Official record
Conditions
Crohn's Disease, Ulcerative Colitis, Clostridium Difficile, Inflammatory Bowel Disease
Interventions
Blood and stool sample
Other
Lead sponsor
Boston Medical Center
Other
Eligibility
18 Years and older
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 25, 2017 · Synced Jul 22, 2026, 4:50 PM 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 18, 2015 · Synced Jul 22, 2026, 4:50 PM EDT
Completed No phase listed Observational

A Multi-Site Clinical Evaluation of the ARIES Clostridium Difficile Assay in Symptomatic Patients

NCT02497417
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 Jul 22, 2026, 4:50 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Identifying Young Inflammatory Bowel Disease Patients at Risk for Herpes Zoster

NCT03553472
View directory record Official record
Conditions
Herpes Zoster, Inflammatory Bowel Diseases, Crohn Disease, Ulcerative Colitis
Interventions
Not listed
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
35 Years to 49 Years
Enrollment
97 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jun 18, 2019 · Synced Jul 22, 2026, 4:50 PM 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 Jul 22, 2026, 4:50 PM 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 Jul 22, 2026, 4:50 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Tissue Repository Providing Annotated Biospecimens for Approved Investigator-directed Biomedical Research Initiatives

NCT05635266
View directory record Official record
Conditions
Age-Related Macular Degeneration, Allergies, Alpha-Gal Syndrome, Alzheimer Disease, Amyloidosis, Ankylosing Spondylitis, Arthritis, Alopecia Areata, Asthma, Atopic Dermatitis, Autism, Autoimmune Hepatitis, Behcet's Disease, Beta-Thalassemia, Cancer, Celiac Disease, Kidney Diseases, COPD, Crohn Disease, Cystic Fibrosis, Diabetes, Dravet Syndrome, DMD, Fibromyalgia, Graves Disease, Thyroid Diseases, Hepatitis, Hidradenitis Suppurativa, ITP, Leukemia, ALS, Lupus or SLE, Lymphoma, Multiple Sclerosis, Myasthenia Gravis, Heart Diseases, Parkinson Disease, Pemphigus Vulgaris, Cirrhosis, Psoriasis, Schizophrenia, Scleroderma, Sickle Cell Disease, Stroke, Ulcerative Colitis, Vasculitis, Vitiligo
Interventions
Specimen sample
Diagnostic Test
Lead sponsor
Sanguine Biosciences
Industry
Eligibility
18 Years to 85 Years
Enrollment
20,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Waltham, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 6, 2024 · Synced Jul 22, 2026, 4:50 PM EDT