Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Sep 24, 2026, 8:10 PM EDT

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

Showing 1–11 of 11 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Completed Phase 1 Interventional Accepts healthy volunteers

Safety and Immunogenicity of Peru-15-pCTB in Healthy Adult Subjects

NCT00654108
Conditions
Gastroenteritis Escherichia Coli
Interventions
Ciprofloxacin, Peru-15-pCTB, Sodium bicarbonate/Ascorbic Acid/Aspartame Buffer
Drug · Biological · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 45 Years
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
Cincinnati, Ohio
Completed Phase 1 Interventional Accepts healthy volunteers

Safety of Sublingual dmLT for ETEC

NCT02052934
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
Completed Phase 1 Interventional Accepts healthy volunteers

Peanut Allergy Vaccine Study in Healthy and Peanut-allergic Adults

NCT00850668
Conditions
Food Hypersensitivity, Hypersensitivity, Immediate Hypersensitivity, Peanut Hypersensitivity
Interventions
E. Coli-Encapsulated, Recombinant Modified Peanut Proteins Ara h 1, Ara h 2, and Ara h 3
Biological
Lead sponsor
Allertein Therapeutics, LLC
Industry
Eligibility
18 Years to 50 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
2
States / cities
Baltimore, Maryland • New York, New York
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Shigella CVD 31000: Study of Responses With Shigella-ETEC Vaccine Strain CVD 1208S-122

NCT04634513
Conditions
Shigella Infection, Enterotoxigenic Escherichia Coli Infection
Interventions
strain CVD 1208S-122, Placebo
Biological · Other
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 49 Years
Enrollment
53 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Baltimore, Maryland
Completed Phase 1 Interventional Accepts healthy volunteers

Phase 1 Study of dmLT ID Vaccination in Healthy Adults

NCT02531685
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
Recruiting Phase 1 Interventional Accepts healthy volunteers

A Study to Learn About a Vaccine Against E Coli in Healthy Adults

NCT07122986
Conditions
Healthy Participants
Interventions
E coli vaccine 1 Dose A, E coli vaccine 1 Dose B, E coli vaccine 2, E coli vaccine 3, E coli Vaccine 4 Dose A, E coli Vaccine 4 Dose B, E coli Vaccine 4 Dose C, E coli Vaccine 5 Dose A, E coli Vaccine 5 Dose B, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 64 Years
Enrollment
310 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
11
States / cities
Anaheim, California • Lake Forest, California • Walnut Creek, California + 6 more
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Live Attenuated ETEC Vaccine ACE527 With and Without dmLT Adjuvant in Adults

NCT01739231
Conditions
Diarrhea
Interventions
ACE527, dmLT, CeraVacx placebo, H10407 challenge strain
Biological
Lead sponsor
PATH
Other
Eligibility
18 Years to 50 Years
Enrollment
81 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Baltimore, Maryland
Completed Phase 1 Interventional Accepts healthy volunteers

Phase I Study of ETEC Vaccine

NCT01147445
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
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Safety Study of Hepatitis E Vaccine (HEV239)

NCT03827395
Conditions
Hepatitis E, Immunisation
Interventions
HEV 239, Placebo
Biological · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 45 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Atlanta, Georgia
Completed Phase 1 Interventional Accepts healthy volunteers

Low-dose Challenge Model With Enterotoxigenic E Coli

NCT00844493
Conditions
Diarrhea
Interventions
E coli strain H10407 and buffer, E coli H10407 and buffer
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
2009 – 2013
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Malaria
Interventions
FMP012 with AS01B adjuvant system, P falciparum Controlled Human Malaria Infection (CHMI)
Biological · Other
Lead sponsor
U.S. Army Medical Research and Development Command
Federal
Eligibility
18 Years to 50 Years
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Silver Spring, Maryland