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ClinicalTrials.gov public records Last synced Oct 24, 2026, 3:19 PM EDT

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Showing 241–264 of 608 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Gram Negative Infection Clear all
Completed Phase 1 Interventional

Cipro Inhaler for Cystic Fibrosis Children Ages 6-12

NCT00910351
View directory record Official record
Conditions
Pseudomonas Infection
Interventions
Ciprofloxacin (Cipro, BAYQ3939)
Drug
Lead sponsor
Bayer
Industry
Eligibility
6 Years to 12 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
4
States / cities
Atlanta, Georgia • Baltimore, Maryland • Boston, Massachusetts + 1 more
Source: ClinicalTrials.gov public record
Updated Nov 21, 2013 · Synced Oct 24, 2026, 3:19 PM 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 26, 2020 · Synced Oct 24, 2026, 3:19 PM EDT
Completed Phase 3 Interventional Results available

Safety and Effectiveness of AZLI (an Inhaled Antibiotic) in Adults With Non-Cystic Fibrosis Bronchiectasis

NCT01314716
View directory record Official record
Conditions
Bronchiectasis
Interventions
AZLI, Placebo
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years and older
Enrollment
274 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
33
States / cities
Florence, Alabama • Flagstaff, Arizona • Peoria, Arizona + 30 more
Source: ClinicalTrials.gov public record
Updated Apr 16, 2014 · Synced Oct 24, 2026, 3:19 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Assessment, Feedback, Incentive, Exchange (AFIX OB) A Customizable Quality Improvement Intervention to Increase Maternal Vaccine Uptake

NCT04678271
View directory record Official record
Conditions
Influenza, Whooping Cough
Interventions
AFIX-OB Quality Improvement Package
Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
202 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Sep 21, 2023 · Synced Oct 24, 2026, 3:19 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

A Study to Learn About the Safety of PENBRAYA During Pregnancy

NCT07768163
View directory record Official record
Conditions
Meningococcal Disease
Interventions
PENBRAYA
Biological
Lead sponsor
Pfizer
Industry
Eligibility
10 Years to 25 Years · Female only
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2032
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 17, 2026 · Synced Oct 24, 2026, 3:19 PM EDT
Completed Phase 2 Interventional Results available

Study to Evaluate the Safety, Phage Kinetics, and Efficacy of Inhaled AP-PA02 in Subjects With Non-Cystic Fibrosis Bronchiectasis and Chronic Pulmonary Pseudomonas Aeruginosa Infection

NCT05616221
View directory record Official record
Conditions
Non-cystic Fibrosis Bronchiectasis, Pseudomonas Aeruginosa, Lung Infection
Interventions
AP-PA02, Placebo
Biological · Other
Lead sponsor
Armata Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
23
States / cities
Mobile, Alabama • Los Angeles, California • Farmington, Connecticut + 20 more
Source: ClinicalTrials.gov public record
Updated Jan 5, 2026 · Synced Oct 24, 2026, 3:19 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Risk Assessment of Long-Haul Truck Drivers

NCT00381992
View directory record Official record
Conditions
Gonorrhea, Chlamydia Infections, Hepatitis B, Hepatitis C, Diabetes Mellitus, Hypertension, Obesity, HIV Infections, Hyperlipidemia
Interventions
Not listed
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
21 Years and older
Enrollment
294 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2010
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 7, 2017 · Synced Oct 24, 2026, 3:19 PM EDT
Completed Not applicable Interventional Results available

Modified Instrumentation for Surgery to Correct Trichiasis

NCT00886015
View directory record Official record
Conditions
Trachoma
Interventions
TT Clamp, Standard BLTR Technique
Device · Procedure
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
1,927 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 19, 2017 · Synced Oct 24, 2026, 3:19 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Integrated Care Versus Usual Care for Opioid Use Disorder and Infectious Diseases in Veterans

NCT06766331
View directory record Official record
Conditions
Opioid Use Disorder, HIV, Hepatitis C Virus, Gonorrhea, Chlamydia, Syphilis, Sexually Transmitted Infection, Integrated Care, Medications for Opioid Use Disorder
Interventions
Integrated care
Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2028 – 2029
U.S. locations
1
States / cities
Northport, New York
Source: ClinicalTrials.gov public record
Updated Apr 24, 2026 · Synced Oct 24, 2026, 3:19 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Brain Imaging and Retreatment Study of Persistent Lyme Disease

NCT00037479
View directory record Official record
Conditions
Lyme Disease, Lyme Neuroborreliosis
Interventions
ceftriaxone
Drug
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years to 65 Years
Enrollment
65 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 1999
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 7, 2005 · Synced Oct 24, 2026, 3:19 PM EDT
Enrolling by invitation No phase listed Observational

Xpert® Tropical Fever Test on GeneXpert® Edge X System

NCT07520279
View directory record Official record
Conditions
Malaria Fever, Zika, Dengue Fever, Leptospirosis, Chikungunya Virus Infection
Interventions
Xpert Tropical Fever test
Diagnostic Test
Lead sponsor
Cepheid
Industry
Eligibility
14 Years and older
Enrollment
2,500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Apr 9, 2026 · Synced Oct 24, 2026, 3:19 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

ETEC Logistics Trial (TREK)

NCT00516659
View directory record Official record
Conditions
Diarrhea
Interventions
Heat-Labile Enterotoxin of Escherichia coli (LT), Placebo
Biological
Lead sponsor
Intercell USA, Inc.
Industry
Eligibility
18 Years to 64 Years
Enrollment
201 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
13
States / cities
Long Beach, California • Chicago, Illinois • Baltimore, Maryland + 9 more
Source: ClinicalTrials.gov public record
Updated Mar 14, 2012 · Synced Oct 24, 2026, 3:19 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Mucosal Immunity Against Neisseria Gonorrhoeae After 4CMenB Vaccination

NCT04722003
View directory record Official record
Conditions
Gonorrhoea
Interventions
Meningococcal Group B Vaccine, Placebo
Biological · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 49 Years
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Decatur, Georgia
Source: ClinicalTrials.gov public record
Updated Oct 21, 2026 · Synced Oct 24, 2026, 3:19 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Persistence of Antibodies in Children Aged 7 to 15 Years Who Previously Received One Dose of Menactra® or Menomune®

NCT00258856
View directory record Official record
Conditions
Meningitis, Meningococcal Infection
Interventions
Polysaccharide Diphtheria Conjugate Vaccine
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
7 Years to 15 Years
Enrollment
234 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
11
States / cities
Jonesboro, Arkansas • Little Rock, Arkansas • Marietta, Georgia + 8 more
Source: ClinicalTrials.gov public record
Updated Feb 14, 2014 · Synced Oct 24, 2026, 3:19 PM EDT
Completed Phase 2 Interventional Results available

Assessing the Effectiveness, Immunogenicity and Safety of Meningococcal ABCWY Vaccine Administered to Healthy Adolescents

NCT02285777
View directory record Official record
Conditions
Meningococcal Disease
Interventions
Meningococcal ABCWY, Placebo
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
10 Years to 19 Years
Enrollment
189 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
8
States / cities
Huntsville, Alabama • Jonesboro, Arkansas • Melbourne, Florida + 5 more
Source: ClinicalTrials.gov public record
Updated Sep 24, 2018 · Synced Oct 24, 2026, 3:19 PM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Persistence of Bactericidal Antibodies in Adolescents and Adults Who Had Received a Single Dose of Menactra® Vaccine

NCT00862277
View directory record Official record
Conditions
Meningococcal Infections, Meningitis
Interventions
Menactra®, Menomune®
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
14 Years to 27 Years
Enrollment
763 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
20
States / cities
Little Rock, Arkansas • Fountain Valley, California • Marietta, Georgia + 15 more
Source: ClinicalTrials.gov public record
Updated Apr 14, 2016 · Synced Oct 24, 2026, 3:19 PM EDT
Completed Phase 3 Interventional Results available

Safety and Efficacy Study of Aztreonam for Inhalation Solution (AZLI) in Cystic Fibrosis (CF) Patients With Pseudomonas Aeruginosa (PA)

NCT00128492
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
AZLI 75 mg two times a day (BID)/ three times a day (TID)
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
6 Years and older
Enrollment
274 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
56
States / cities
Birmingham, Alabama • Anchorage, Alaska • Phoenix, Arizona + 53 more
Source: ClinicalTrials.gov public record
Updated May 19, 2011 · Synced Oct 24, 2026, 3:19 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Adapting Motivational Interviewing for Maternal Immunizations (MI4MI)

NCT04302675
View directory record Official record
Conditions
Maternal Immunization
Interventions
Prevention, Maternal Immunization
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
15 Years and older · Female only
Enrollment
1,350 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated May 12, 2023 · Synced Oct 24, 2026, 3:19 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Dose Escalation Study of KB001 in Cystic Fibrosis Patients Infected With Pseudomonas Aeruginosa

NCT00638365
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
KB001, Placebo
Biological · Other
Lead sponsor
Humanigen, Inc.
Industry
Eligibility
12 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
11
States / cities
Birmingham, Alabama • Stanford, California • Aurora, Colorado + 8 more
Source: ClinicalTrials.gov public record
Updated Jun 9, 2014 · Synced Oct 24, 2026, 3:19 PM EDT
Terminated Phase 2 Interventional Results available

GSK2251052 in the Treatment of Complicated Intra-abdominal Infections

NCT01381562
View directory record Official record
Conditions
Infections, Intestinal
Interventions
Drug: GSK2251052, Meropenem, Placebo
Drug · Other
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
12
States / cities
Mobile, Alabama • Long Beach, California • Torrance, California + 9 more
Source: ClinicalTrials.gov public record
Updated Nov 29, 2017 · Synced Oct 24, 2026, 3:19 PM EDT
Completed Phase 3 Interventional Results available

International Safety and Efficacy Study of Aztreonam for Inhalation Solution (AZLI) in Cystic Fibrosis Patients With P. Aeruginosa

NCT00112359
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
AZLI 75 mg three times a day (TID), Placebo three times a day (TID)
Drug
Lead sponsor
Gilead Sciences
Industry
Eligibility
6 Years and older
Enrollment
166 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
40
States / cities
Birmingham, Alabama • Anchorage, Alaska • Phoenix, Arizona + 37 more
Source: ClinicalTrials.gov public record
Updated Apr 21, 2011 · Synced Oct 24, 2026, 3:19 PM EDT
Withdrawn Phase 2 Interventional Accepts healthy volunteers

FY15-14: Tularemia Vaccine Protocol (NDBR Lot 4)

NCT03867162
View directory record Official record
Conditions
Tularemia
Interventions
Live Attenuated Tularemia Vaccine
Biological
Lead sponsor
U.S. Army Medical Research and Development Command
Federal
Eligibility
18 Years to 65 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Fort Deterick, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 21, 2023 · Synced Oct 24, 2026, 3:19 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Safer Sex Program for Young African-American Men

NCT01439503
View directory record Official record
Conditions
Gonorrhea, Chlamydia, Trichomoniasis, Syphilis, HIV Infections
Interventions
Intervention
Behavioral
Lead sponsor
Richard Crosby
Other
Eligibility
15 Years to 29 Years · Male only
Enrollment
620 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2018
U.S. locations
1
States / cities
Jackson, Mississippi
Source: ClinicalTrials.gov public record
Updated Feb 21, 2019 · Synced Oct 24, 2026, 3:19 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Antibody Persistence and Booster Dose Response in Subjects Who Received Menactra® Three Years Earlier in Study MTA26

NCT00700713
View directory record Official record
Conditions
Meningitis, Meningococcemia
Interventions
Meningococcal polysaccharide diphtheria toxoid conjugate
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
3 Years to 6 Years
Enrollment
181 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
13
States / cities
Marietta, Georgia • Woodstock, Georgia • Bardstown, Kentucky + 9 more
Source: ClinicalTrials.gov public record
Updated Feb 15, 2016 · Synced Oct 24, 2026, 3:19 PM EDT