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ClinicalTrials.gov public records Last synced Oct 9, 2026, 1:55 AM EDT

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

Showing 73–96 of 586 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Gram-Negative Bacterial Infections Clear all
Completed No phase listed Observational Accepts healthy volunteers

Database Surveillance Safety Study of PENTACEL® Vaccine

NCT00804284
View directory record Official record
Conditions
Diphtheria, Tetanus, Pertussis, Haemophilus Influenzae
Interventions
DTaP-IPV/Hib, Other DTap Vaccines
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
6 Weeks to 24 Months · Male only
Enrollment
62,538 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2015
U.S. locations
1
States / cities
Oakland, California
Source: ClinicalTrials.gov public record
Updated Aug 19, 2015 · Synced Oct 9, 2026, 1:55 AM EDT
Not listed Phase 2 Interventional Accepts healthy volunteers

Continued Safety and Immunogenicity Study of a Live Francisella Tularensis Vaccine

NCT00787826
View directory record Official record
Conditions
Tularemia
Interventions
Live Francisella Tularensis Vaccine
Biological
Lead sponsor
U.S. Army Medical Research and Development Command
Federal
Eligibility
18 Years to 65 Years
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2021
U.S. locations
1
States / cities
Fort Deterick, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 29, 2021 · Synced Oct 9, 2026, 1:55 AM EDT
Terminated Not applicable Interventional

Targeted Gown and Glove Intervention in Nursing Homes

NCT04200508
View directory record Official record
Conditions
Staphylococcus Aureus, Carbapenem Resistant Gram Negative Bacteria
Interventions
Targeted gown and gloves use
Other
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 18, 2022 · Synced Oct 9, 2026, 1:55 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

A Global Phase 3 Safety Study of 120 mcg rLP2086 Vaccine in Adolescents and Young Adults Aged 10 to 25 Years

NCT01352793
View directory record Official record
Conditions
Meningitis, Meningococcal
Interventions
rLP2086 vaccine, control
Biological
Lead sponsor
Pfizer
Industry
Eligibility
10 Years to 25 Years
Enrollment
5,715 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
39
States / cities
Huntsville, Alabama • Chandler, Arizona • Tempe, Arizona + 28 more
Source: ClinicalTrials.gov public record
Updated Mar 11, 2015 · Synced Oct 9, 2026, 1:55 AM EDT
Completed Phase 3 Interventional Results available

Combination Antibiotic Treatment for Reactive Arthritis Caused by Chlamydia Bacteria

NCT00351273
View directory record Official record
Conditions
Arthritis, Reactive, Reiter Disease
Interventions
Doxycycline and Rifampin, Azithromycin and Rifampin, Placebo
Drug
Lead sponsor
University of South Florida
Other
Eligibility
18 Years to 70 Years
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
2
States / cities
Tampa, Florida • New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Nov 13, 2018 · Synced Oct 9, 2026, 1:55 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 8, 2014 · Synced Oct 9, 2026, 1:55 AM EDT
Not listed Phase 1 Interventional Accepts healthy volunteers

First in Human Phase 1 Ascending Dose Study of PanChol in Healthy Volunteers

NCT05657782
View directory record Official record
Conditions
Cholera, Cholera Vaccine Toxicity
Interventions
PanChol
Biological
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 55 Years
Enrollment
53 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 20, 2022 · Synced Oct 9, 2026, 1:55 AM EDT
Not yet recruiting Not applicable Interventional

Safety and Effectiveness of the BlinkER System in Participants With Facial Nerve Palsy

NCT06542289
View directory record Official record
Conditions
Bell's Palsy, Ramsay Hunt Syndrome, Lyme Disease, Facial Palsy
Interventions
BlinkER device.
Device
Lead sponsor
Neurotrigger Ltd
Industry
Eligibility
22 Years to 120 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Deerfield Beach, Florida
Source: ClinicalTrials.gov public record
Updated Jun 10, 2025 · Synced Oct 9, 2026, 1:55 AM EDT
Completed Not applicable Interventional

Benefits and Risks of Newborn Screening for Cystic Fibrosis

NCT00014950
View directory record Official record
Conditions
Cystic Fibrosis, Lung Disease, Pseudomonas Infections
Interventions
CF newborn screening
Procedure
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
1 Month to 21 Years
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
2
States / cities
Madison, Wisconsin • Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Mar 2, 2010 · Synced Oct 9, 2026, 1:55 AM EDT
Completed Phase 3 Interventional

A Randomized, Double-Blind, Placebo-Controlled, Multicenter Trial of the Safety and Efficacy of Ceftriaxone and Doxycycline in the Treatment of Patients With Seronegative Chronic Lyme Disease

NCT00000938
View directory record Official record
Conditions
Lyme Disease
Interventions
ceftriaxone, doxycycline
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2005
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 27, 2010 · Synced Oct 9, 2026, 1:55 AM EDT
Completed No phase listed Observational

NCCLS Interpretive Criteria for Salmonella

NCT00177658
View directory record Official record
Conditions
Salmonella Infection
Interventions
Not listed
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2017
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 12, 2018 · Synced Oct 9, 2026, 1:55 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety Study of Group A, C, Y & W-135 Meningococcal Polysaccharide Diphtheria Toxoid Conjugate Vaccine for Meningitis

NCT01482052
View directory record Official record
Conditions
Meningococcal Meningitis, Meningococcal Infections
Interventions
meningococcal meningitis conjugate vaccine, quadrivalent
Biological
Lead sponsor
JN-International Medical Corporation
Industry
Eligibility
18 Years to 50 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
Hanford, California
Source: ClinicalTrials.gov public record
Updated Jan 14, 2013 · Synced Oct 9, 2026, 1:55 AM EDT
Completed No phase listed Observational

Gram Negative Bacteremia, Risk Factors for Failure of Therapy

NCT00177957
View directory record Official record
Conditions
Gram-Negative Bacterial Infections
Interventions
Not listed
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2016
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 9, 2017 · Synced Oct 9, 2026, 1:55 AM EDT
Completed Not applicable Interventional Results available

Spotting Syphilis: A Dual Point-of-Care Syphilis Screening Initiative in a Low-Resource Healthcare Setting

NCT07498153
View directory record Official record
Conditions
Syphilis, HIV Infections
Interventions
Chembio HIV/Syphilis rapid POC test
Device
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
14 Years to 65 Years · Female only
Enrollment
153 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 28, 2026 · Synced Oct 9, 2026, 1:55 AM EDT
Active, not recruiting Phase 4 Interventional

Kebele Elimination of Trachoma for Ocular Health

NCT03335072
View directory record Official record
Conditions
Trachoma
Interventions
Azithromycin
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
Not listed
Enrollment
320,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Oct 23, 2025 · Synced Oct 9, 2026, 1:55 AM EDT
Recruiting Not applicable Interventional

taVNS for Persistent Symptoms From Lyme Disease

NCT05776251
View directory record Official record
Conditions
Post-Treatment Lyme Disease
Interventions
taVNS
Device
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 65 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 6, 2026 · Synced Oct 9, 2026, 1:55 AM EDT
Completed Phase 2 Interventional Results available

Effort to Prevent Nosocomial Pneumonia Caused by Pseudomonas Aeruginosa in Mechanically Ventilated Subjects

NCT02696902
View directory record Official record
Conditions
Pseudomonas Aeruginosa
Interventions
MEDI3902, Placebo
Drug · Other
Lead sponsor
MedImmune LLC
Industry
Eligibility
18 Years to 99 Years
Enrollment
188 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
8
States / cities
Englewood, Colorado • Gainesville, Florida • Atlanta, Georgia + 5 more
Source: ClinicalTrials.gov public record
Updated Feb 4, 2021 · Synced Oct 9, 2026, 1:55 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety and Tolerability of a Bioconjugate Vaccine Against Shigella Flexneri 2a

NCT02388009
View directory record Official record
Conditions
Shigellosis
Interventions
Flexyn2a, Placebo, Flexyn2a plus adjuvant
Biological
Lead sponsor
LimmaTech Biologics AG
Industry
Eligibility
18 Years to 50 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
1
States / cities
Silver Spring, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 22, 2015 · Synced Oct 9, 2026, 1:55 AM EDT
Recruiting Not applicable Interventional

Offering Routine and Rapid Point of Care (POC) Syphilis Testing in Pregnant Patients Presenting to the Emergency Department

NCT06645106
View directory record Official record
Conditions
Syphilis
Interventions
Rapid Point of Care (POC) Syphilis testing
Device
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
1,500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 6, 2026 · Synced Oct 9, 2026, 1:55 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Disulfiram: A Test of Symptom Reduction Among Patients With Previously Treated Lyme Disease

NCT03891667
View directory record Official record
Conditions
Fatigue, Quality of Life
Interventions
Disulfiram
Drug
Lead sponsor
Research Foundation for Mental Hygiene, Inc.
Other
Eligibility
18 Years to 65 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 9, 2025 · Synced Oct 9, 2026, 1:55 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Safety of a Quadrivalent Meningococcal Conjugate Vaccine Administered Concomitantly With Routine Pediatric Vaccines in Healthy Infants and Toddlers

NCT03673462
View directory record Official record
Conditions
Healthy Volunteers (Meningococcal Infection)
Interventions
Meningococcal polysaccharide (serogroups A,C,Y and W) tetanus toxoid Conjugate vaccine (MenACYW Conjugate vaccine), Meningococcal (Groups A, C, Y and W 135) Oligosaccharide Diphtheria CRM197 Conjugate Vaccine (MENVEO®), Diphtheria, Tetanus, Acellular Pertussis, Poliovirus and Haemophilus b Vaccine, Pneumococcal 13-valent Conjugate Vaccine, Rotavirus Vaccine, Hepatitis B Vaccine, Measles, Mumps, and Rubella Virus Vaccine, Varicella Virus Vaccine
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
42 Days to 89 Days
Enrollment
2,797 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
67
States / cities
Birmingham, Alabama • Dothan, Alabama • Phoenix, Arizona + 56 more
Source: ClinicalTrials.gov public record
Updated Dec 14, 2023 · Synced Oct 9, 2026, 1:55 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

A Human Tick Kill Study to Investigate the Safety, Tolerability, and Whole Blood Concentration of TP-05

NCT05387083
View directory record Official record
Conditions
Healthy Volunteer
Interventions
Low Dose TP-05, High Dose TP-05, Placebo Comparator
Drug
Lead sponsor
Tarsus Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 59 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 19, 2024 · Synced Oct 9, 2026, 1:55 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 6, 2026 · Synced Oct 9, 2026, 1:55 AM EDT
Completed Not applicable Interventional

TBTC Study 25PK: Intensive Pharmacokinetic Study of Three Doses of Rifapentine and 25-Desacetyl Rifapentine

NCT00023387
View directory record Official record
Conditions
Tuberculosis
Interventions
Rifapentine, 25-desacetyl Rifapentine, Isoniazid
Drug
Lead sponsor
Centers for Disease Control and Prevention
Federal
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2001
U.S. locations
20
States / cities
Little Rock, Arkansas • Los Angeles, California • San Francisco, California + 15 more
Source: ClinicalTrials.gov public record
Updated Sep 13, 2005 · Synced Oct 9, 2026, 1:55 AM EDT