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Showing 1–24 of 84 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Escherichia Coli Clear all
Withdrawn Phase 2 Interventional Accepts healthy volunteers

Safety, Immunogenicity and Efficacy Study of Inactivated Whole Cell Shigella Flexneri 2a Vaccine With and Without dmLT in Adults

NCT03038243
View directory record Official record
Conditions
Shigella Sonnei Dysenteries
Interventions
Shigella flexneri 2a whole cell (Sf2aWC) vaccine and double mutant E. coli heat labile toxin (dmLT), Shigella flexneri 2a whole cell (Sf2aWC) vaccine, Placebo
Biological · Other
Lead sponsor
PATH
Other
Eligibility
18 Years to 45 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 19, 2017 · Synced Sep 3, 2026, 10:24 AM EDT
Withdrawn No phase listed Observational

Ampicillin-sulbactam Resistant E.Coli at UPMC

NCT00619580
View directory record Official record
Conditions
Positive E Coli Infections
Interventions
Not listed
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2014
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 7, 2014 · Synced Sep 3, 2026, 10:24 AM EDT
Not yet recruiting Phase 2 Interventional

Cefotetan Therapy for Escherichia Coli Infections

NCT07318584
View directory record Official record
Conditions
E Coli Infection, ESBL Producing E.Coli
Interventions
Cefotetan, Carbapenems, Beta Lactam Antibiotics
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years and older
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jan 5, 2026 · Synced Sep 3, 2026, 10:24 AM EDT
Recruiting Phase 1Phase 2 Interventional

Phase 1b/2a Randomized Double-blind Study to Investigate Safety Tolerability PK PD Preliminary Efficacy of Oral Administration of SNIPR001 in Patients With Hematologic Malignancy Scheduled for Allogeneic Hematopoietic Stem-Cell Transplant Receiving FQ Prophylaxis & Harboring FQR Ecoli Pre-Transplant

NCT06938867
View directory record Official record
Conditions
E Coli Infections, Allogenic Transplant Patients
Interventions
SNIPR001 consists of genetically modified bacteriophages specifically targeting Escherichia coli, Placebo 10 mL
Biological · Other
Lead sponsor
SNIPR Biome Aps.
Industry
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
8
States / cities
Duarte, California • San Francisco, California • Baltimore, Maryland + 5 more
Source: ClinicalTrials.gov public record
Updated Oct 13, 2025 · Synced Sep 3, 2026, 10:24 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Phase 1 Study of dmLT ID Vaccination in Healthy Adults

NCT02531685
View directory record Official record
Conditions
Gastroenteritis Escherichia Coli
Interventions
Placebo, Recombinant Double Mutant Heat-Labile Toxin LT(R192G/L211A) (dmLT) Oral enterotoxigenic Escherichia coli (ETEC) Vaccine
Other · Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 45 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2020
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 25, 2020 · Synced Sep 3, 2026, 10:24 AM EDT
Completed Phase 1 Interventional Results available

Bacterial Interference for Prevention of Catheter-Associated UTI: Geriatric Pilot Study

NCT00554996
View directory record Official record
Conditions
Urinary Tract Infection
Interventions
E. coli 83972 coated urinary catheter
Device
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
50 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 15, 2015 · Synced Sep 3, 2026, 10:24 AM EDT
Completed Phase 2 Interventional Results available

Safety & Efficacy Study of ORGN001 (Formerly ALXN1101) in Pediatric Patients With MoCD Type A Currently Treated With rcPMP

NCT02047461
View directory record Official record
Conditions
Molybdenum Cofactor Deficiency, Type A
Interventions
ORGN001 (formerly ALXN1101)
Drug
Lead sponsor
Origin Biosciences
Industry
Eligibility
Not listed
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2022
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 16, 2023 · Synced Sep 3, 2026, 10:24 AM EDT
Completed Phase 2Phase 3 Interventional Results available

An Open-Label Study of JZP-458 (RC-P) in Patients With Acute Lymphoblastic Leukemia (ALL)/Lymphoblastic Lymphoma (LBL)

NCT04145531
View directory record Official record
Conditions
Acute Lymphoblastic Leukemia, Lymphoblastic Leukemia
Interventions
IM JZP-458, IV JZP-458
Drug
Lead sponsor
Jazz Pharmaceuticals
Industry
Eligibility
Not listed
Enrollment
229 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
67
States / cities
Birmingham, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 58 more
Source: ClinicalTrials.gov public record
Updated Nov 17, 2023 · Synced Sep 3, 2026, 10:24 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Efficacy of Anti-CFA/I and CfaE Bovine Milk Immunoglobulin Against Challenge With H10407 ETEC Expressing CFA/I

NCT00435526
View directory record Official record
Conditions
Diarrhea
Interventions
anti-CFA/I bovine IgG, and anti-CfaE bovine IgG
Biological
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
18 Years to 45 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006
U.S. locations
2
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 14, 2007 · Synced Sep 3, 2026, 10:24 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Urinary Bactericidal Activity of 4 Doses of Levofloxacin Against Fluoroquinolone-Resistant E. Coli

NCT00376376
View directory record Official record
Conditions
Healthy Volunteers
Interventions
levofloxacin at 250, 500, 750, and 1000 mg doses
Drug
Lead sponsor
Michigan State University
Other
Eligibility
18 Years to 60 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006
U.S. locations
1
States / cities
East Lansing, Michigan
Source: ClinicalTrials.gov public record
Updated Nov 26, 2008 · Synced Sep 3, 2026, 10:24 AM EDT
Completed Phase 1 Interventional Results available

Safety, Tolerability, and PK of LBP-EC01 in Patients With Lower Urinary Tract Colonization Caused by E. Coli

NCT04191148
View directory record Official record
Conditions
Urinary Tract Infections
Interventions
LBP-EC01, Placebo
Drug
Lead sponsor
Locus Biosciences
Industry
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
7
States / cities
Anniston, Alabama • Irvine, California • Doral, Florida + 4 more
Source: ClinicalTrials.gov public record
Updated Mar 15, 2022 · Synced Sep 3, 2026, 10:24 AM EDT
Completed Phase 3 Interventional

Treatment of Acute Lymphoblastic Leukemia in Children

NCT00165178
View directory record Official record
Conditions
Acute Lymphoblastic Leukemia
Interventions
prednisone, dexamethasone, doxorubicin, E. coli asparaginase, vincristine, methotrexate, Leucovorin, Asparaginase, cytarabine, Methotrexate/Hydrocortisone
Drug
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
1 Year to 18 Years
Enrollment
498 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2011
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 24, 2013 · Synced Sep 3, 2026, 10:24 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Phase I Study of ETEC Vaccine

NCT01147445
View directory record Official record
Conditions
Gastroenteritis Escherichia Coli
Interventions
Recombinant Double Mutant Heat-Labile Toxin LT(R192G/L211A) (dmLT) Oral enterotoxigenic Escherichia coli (ETEC) Vaccine
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 45 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
2
States / cities
Baltimore, Maryland • Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 6, 2025 · Synced Sep 3, 2026, 10:24 AM EDT
Recruiting Not applicable Interventional

Gram-Negative Bloodstream Infection Oral Antibiotic Therapy Trial

NCT06080698
View directory record Official record
Conditions
Gram-negative Bacteremia
Interventions
Intravenous Antibiotics, Oral Antibiotics
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
1,030 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
11
States / cities
San Francisco, California • Denver, Colorado • Baltimore, Maryland + 7 more
Source: ClinicalTrials.gov public record
Updated Mar 10, 2026 · Synced Sep 3, 2026, 10:24 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Pre-Study of Wild Type Enterotoxigenic E. Coli (ETEC) Strain for Verification of a Planned Challenge Dose

NCT06290089
View directory record Official record
Conditions
ETEC Diarrhea
Interventions
Enterotoxigenic E. coli (ETEC) strain
Other
Lead sponsor
Scandinavian Biopharma AB
Industry
Eligibility
18 Years to 50 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 17, 2025 · Synced Sep 3, 2026, 10:24 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study Investigating the Safety, Recovery, and Pharmacodynamics of Multiple Oral Administrations of SNIPR001 in Healthy Subjects

NCT05277350
View directory record Official record
Conditions
E.Coli Infections, Bloodstream Infection
Interventions
SNIPR001, Placebo
Drug
Lead sponsor
SNIPR Biome Aps.
Industry
Eligibility
18 Years to 65 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated May 16, 2023 · Synced Sep 3, 2026, 10:24 AM EDT
Completed No phase listed Observational

Multi-Drug Resistant Organism (MDRO): Study of Highly Resistant Escherichia Coli

NCT04574596
View directory record Official record
Conditions
E Coli Infection
Interventions
no Intervention
Other
Lead sponsor
Duke University
Other
Eligibility
Not listed
Enrollment
300 participants
Timeline
2020 – 2021
U.S. locations
13
States / cities
Torrance, California • Aurora, Colorado • Atlanta, Georgia + 10 more
Source: ClinicalTrials.gov public record
Updated Jul 26, 2021 · Synced Sep 3, 2026, 10:24 AM EDT
Completed No phase listed Observational

Antibiotic Resistant Community-Acquired E. Coli

NCT00298103
View directory record Official record
Conditions
E Coli Infection
Interventions
Not listed
Lead sponsor
University of Pittsburgh
Other
Eligibility
Not listed
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2015
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 16, 2015 · Synced Sep 3, 2026, 10:24 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Dose Escalating Study of a Prototype CS6 Subunit Vaccine With a Modified Heat-labile Enterotoxin From Enterotoxigenic Escherichia Coli (ETEC)

NCT03404674
View directory record Official record
Conditions
Diarrhea
Interventions
CssBA, dmLT
Biological
Lead sponsor
PATH
Other
Eligibility
18 Years to 45 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Silver Spring, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 5, 2021 · Synced Sep 3, 2026, 10:24 AM EDT
Completed Phase 3 Interventional

Zonegran in the Treatment of Binge Eating Disorder Associated With Obesity

NCT00221442
View directory record Official record
Conditions
Binge Eating Disorder Associated With Obesity
Interventions
Zonegran, sugar pill
Drug
Lead sponsor
Lindner Center of HOPE
Other
Eligibility
18 Years to 70 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 21, 2011 · Synced Sep 3, 2026, 10:24 AM EDT
Completed Phase 1 Interventional Results available

Safety, Tolerability, Pharmacokinetic and Microbiological Investigation of GSK3882347 in Female Participants With Urinary Tract Infections

NCT05138822
View directory record Official record
Conditions
Uncomplicated Urinary Tract Infections, Urinary Tract Infections
Interventions
GSK3882347, Nitrofurantoin, Placebo
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 70 Years · Female only
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
15
States / cities
Anniston, Alabama • Lomita, California • Modesto, California + 12 more
Source: ClinicalTrials.gov public record
Updated Mar 12, 2026 · Synced Sep 3, 2026, 10:24 AM EDT
Completed Phase 3 Interventional Results available

Corticosteroids for Children With Febrile Urinary Tract Infections

NCT01391793
View directory record Official record
Conditions
Acute Urinary Tract Infection, Urinary Tract Infection
Interventions
Placebo, Dexamethasone
Drug
Lead sponsor
Nader Shaikh
Other
Eligibility
2 Months to 6 Years
Enrollment
546 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2018
U.S. locations
6
States / cities
Washington D.C., District of Columbia • Columbus, Ohio • Pittsburgh, Pennsylvania + 3 more
Source: ClinicalTrials.gov public record
Updated Jul 1, 2019 · Synced Sep 3, 2026, 10:24 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety of Sublingual dmLT for ETEC

NCT02052934
View directory record Official record
Conditions
Gastroenteritis Escherichia Coli
Interventions
Recombinant Double Mutant Heat-Labile Toxin LT(R192G/L211A) (dmLT) Oral enterotoxigenic Escherichia coli (ETEC) Vaccine
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 45 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 27, 2019 · Synced Sep 3, 2026, 10:24 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Single-blind Study to Evaluate the Safety, Tolerability, and Immunogenicity of a Hantaan Puumala Virus DNA Vaccine

NCT02776761
View directory record Official record
Conditions
Hantaan Virus
Interventions
Hantaan Vaccine:, Puumala Vaccine, Hantaan/Puumala Vaccine
Biological
Lead sponsor
U.S. Army Medical Research and Development Command
Federal
Eligibility
18 Years to 49 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Silver Spring, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 15, 2021 · Synced Sep 3, 2026, 10:24 AM EDT