Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.

Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Sep 30, 2026, 9:08 AM EDT

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

Showing 25–48 of 65 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Meningococcal Meningitis Clear all
Not listed Phase 4 Interventional Accepts healthy volunteers

Immunogenicity of Quadrivalent Meningococcal Conjugate Vaccine in Frequent Platelets Donors

NCT04224311
View directory record Official record
Conditions
Preventive Immunization; Meningitis
Interventions
Menactra
Biological
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
102 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 15, 2022 · Synced Sep 30, 2026, 9:08 AM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Post-licensure Safety Surveillance Study of Menactra Vaccine When Administered As a 2-dose Schedule to Children

NCT01689155
View directory record Official record
Conditions
Meningitis, Meningococcal Infection
Interventions
Menactra®: Meningococcal Polysaccharide Diphtheria Toxoid Conjugate
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
9 Months to 23 Months
Enrollment
116 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2016
U.S. locations
1
States / cities
Oakland, California
Source: ClinicalTrials.gov public record
Updated Nov 11, 2016 · Synced Sep 30, 2026, 9:08 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

A Study of 2 Doses of Menactra®, a Meningococcal Conjugate Vaccine in Healthy Toddlers

NCT00384397
View directory record Official record
Conditions
Meningococcal Meningitis, Measles, Mumps, Rubella, Varicella
Interventions
Meningococcal Polysaccharide Diphtheria Toxoid Conjugate Vaccine, Meningococcal Polysaccharide Diphtheria Toxoid Conjugate
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
249 Days to 305 Days
Enrollment
1,128 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2009
U.S. locations
39
States / cities
Montgomery, Alabama • Fayetteville, Arkansas • Jonesboro, Arkansas + 35 more
Source: ClinicalTrials.gov public record
Updated Apr 14, 2016 · Synced Sep 30, 2026, 9:08 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Study To Describe The Safety, Tolerability, And Immunogenicity Of Bivalent Rlp2086 Vaccine In Laboratory Workers ≥18 To ≤65 Years Of Age

NCT01768117
View directory record Official record
Conditions
Meningitis, Meningococcal, Serogroup B
Interventions
rLP2086
Biological
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 65 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Hackensack, New Jersey
Source: ClinicalTrials.gov public record
Updated Dec 20, 2018 · Synced Sep 30, 2026, 9:08 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

The Long-term Antibody Persistence of GSK Biologicals' Meningococcal Vaccine GSK134612 in Healthy Toddlers

NCT00718666
View directory record Official record
Conditions
Infections, Meningococcal
Interventions
Meningococcal vaccine GSK134612
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
2 Years to 6 Years
Enrollment
387 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2014
U.S. locations
14
States / cities
Benton, Arkansas • Little Rock, Arkansas • Antioch, California + 10 more
Source: ClinicalTrials.gov public record
Updated Jun 26, 2019 · Synced Sep 30, 2026, 9:08 AM 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 Sep 30, 2026, 9:08 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Antibody Persistence and Response to Re-vaccination With Either Menactra® or Menomune® 3 Years After Initial Vaccination

NCT01239043
View directory record Official record
Conditions
Meningitis, Meningococcal Meningitis, Meningococcal Infections
Interventions
Menomune®: A, C, Y, W 135 Meningococcal Polysaccharide, Menactra®: Meningococcal (A, C, Y and W 135) Polysaccharide Diphtheria Toxoid Conjugate
Biological
Lead sponsor
Sanofi
Industry
Eligibility
56 Years and older
Enrollment
139 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
6
States / cities
Scottsdale, Arizona • Bardstown, Kentucky • Albuquerque, New Mexico + 3 more
Source: ClinicalTrials.gov public record
Updated Jun 25, 2012 · Synced Sep 30, 2026, 9:08 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Evaluation of Persistence of Anti-meningococcal Bactericidal Antibodies Among Adolescents Who Previously Received MenACWY Conjugate Vaccine

NCT00856297
View directory record Official record
Conditions
Meningococcal Meningitis
Interventions
MenACWY-CRM conjugate vaccine, Licensed comparator
Biological
Lead sponsor
Novartis Vaccines
Industry
Eligibility
11 Years to 18 Years
Enrollment
389 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
32
States / cities
Birmingham, Alabama • Fremont, California • Fresno, California + 21 more
Source: ClinicalTrials.gov public record
Updated Jun 14, 2017 · Synced Sep 30, 2026, 9:08 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

A Study to Evaluate Safety and Immune Response of Novartis Meningococcal ACWY Vaccine In Infants

NCT00474526
View directory record Official record
Conditions
Meningitis, Meningococcal
Interventions
Meningococcal ACWY Conjugate Vaccine, DTaP-IPV-HBV, Hib, Rotavirus, Pneumococcal 7-valent Conjugate Vaccine, HAV, MMR-V, DTaP
Biological
Lead sponsor
Novartis Vaccines
Industry
Eligibility
2 Months to 2 Months
Enrollment
4,545 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
53
States / cities
Bessemer, Alabama • Birmingham, Alabama • Downey, California + 43 more
Source: ClinicalTrials.gov public record
Updated Mar 24, 2014 · Synced Sep 30, 2026, 9:08 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A Study of a Quadrivalent Meningococcal Tetanus Protein Conjugate Vaccine in Infants and Toddlers

NCT01049035
View directory record Official record
Conditions
Meningitis, Meningococcal Infection
Interventions
Quadrivalent Meningococcal Polysaccharide (A, C, Y, and W-135) Tetanus Protein Conjugate, Diphtheria and Tetanus Toxoids and Acellular Pertussis Adsorbed, Inactivated Poliovirus and Haemophilus B Conjugate (Tetanus Toxoid Conjugate) Vaccine Combined (DTaP-IPV/Hib combined), M-M-RII-Measles, Mumps, and Rubella Virus Vaccine Live, Varicella Virus Vaccine Live, Pneumococcal 7-valent Conjugate Vaccine (Diphtheria CRM197 Protein), Pneumococcal 13-valent Conjugate Vaccine (Diphtheria CRM197 Protein), Rotavirus Vaccine, Hepatitis B Vaccine
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
42 Days to 365 Days
Enrollment
580 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
25
States / cities
Birmingham, Alabama • Tuscaloosa, Alabama • Jonesboro, Arkansas + 20 more
Source: ClinicalTrials.gov public record
Updated Mar 28, 2022 · Synced Sep 30, 2026, 9:08 AM EDT
Completed Phase 3 Interventional Results available

A Study to Evaluate Safety and Immune Response of Novartis Meningococcal ACWY Conjugate Vaccine In US Adolescents and Adults

NCT00450437
View directory record Official record
Conditions
Meningococcal Infections, Meningococcal Meningitis
Interventions
MenACWY CRM, Meningococcal ACWY Conjugate vaccine
Biological
Lead sponsor
Novartis Vaccines
Industry
Eligibility
11 Years to 55 Years
Enrollment
3,539 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
40
States / cities
Birmingham, Alabama • Tuscaloosa, Alabama • Fremont, California + 37 more
Source: ClinicalTrials.gov public record
Updated Jan 28, 2015 · Synced Sep 30, 2026, 9:08 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Study of a Single Dose of Menactra® Vaccine 4-6 Years After Prior Menactra Vaccine

NCT01442675
View directory record Official record
Conditions
Meningitis, Meningococcal Infection
Interventions
Meningococcal (Groups A, C, Y and W-135) Polysaccharide Diphtheria Toxoid Conjugate: Menactra®
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
15 Years to 55 Years
Enrollment
834 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
15
States / cities
Little Rock, Arkansas • San Diego, California • Bardstown, Kentucky + 12 more
Source: ClinicalTrials.gov public record
Updated Nov 18, 2014 · Synced Sep 30, 2026, 9:08 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Effectiveness of GlaxoSmithKline Biologicals S.A's Meningococcal Group B and Combined ABCWY Vaccines in Healthy Adolescents and Young Adults

NCT04502693
View directory record Official record
Conditions
Infections, Meningococcal
Interventions
rMenB+OMV NZ vaccine, Meningococcal Groups A, C, W and Y Conjugate Vaccine (MenACWY), Placebo, MenABCWY-1, MenABCWY-2, MenABCWY-3
Combination Product · Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
10 Years to 25 Years
Enrollment
3,657 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
64
States / cities
Chandler, Arizona • Glendale, Arizona • Jonesboro, Arkansas + 51 more
Source: ClinicalTrials.gov public record
Updated Mar 5, 2024 · Synced Sep 30, 2026, 9:08 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

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

NCT02140762
View directory record Official record
Conditions
Meningococcal Disease
Interventions
MenABCWY, Placebo, MenACWY
Biological · Other
Lead sponsor
Novartis Vaccines
Industry
Eligibility
10 Years to 18 Years
Enrollment
305 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
8
States / cities
Huntsville, Alabama • Jonesboro, Arkansas • Melbourne, Florida + 5 more
Source: ClinicalTrials.gov public record
Updated Sep 12, 2018 · Synced Sep 30, 2026, 9:08 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Study of a Tetravalent Meningococcal Diphtheria Toxoid Conjugate Vaccine in Toddlers 9 to 18 Months of Age

NCT00643916
View directory record Official record
Conditions
Meningitis, Meningococcal Infection
Interventions
Meningococcal Polysaccharide Diphtheria Protein Conjugate (Menactra®), A/C/Y/W-135, Meningococcal Polysaccharide Vaccine (Menomune®)
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
9 Months to 5 Years
Enrollment
378 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2007
U.S. locations
14
States / cities
Little Rock, Arkansas • Norwich, Connecticut • Atlanta, Georgia + 11 more
Source: ClinicalTrials.gov public record
Updated Feb 14, 2014 · Synced Sep 30, 2026, 9:08 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Safety and Immunogenicity of GSK Meningococcal Group B Vaccine and 13-valent Pneumococcal Vaccine Administered Concomitantly With Routine Infant Vaccines to Healthy Infants

NCT03621670
View directory record Official record
Conditions
Infections, Meningococcal
Interventions
Bexsero (GSK Biologicals' Meningococcal group-B vaccine/ rMenB+OMV NZ), Prevnar13, Pediarix, Hiberix, Rotarix, M-M-R II, Varivax, Placebo (saline water), Prevnar 20
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
6 Weeks to 12 Weeks
Enrollment
1,196 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2024
U.S. locations
56
States / cities
Birmingham, Alabama • Fayetteville, Arkansas • Jonesboro, Arkansas + 47 more
Source: ClinicalTrials.gov public record
Updated Aug 20, 2026 · Synced Sep 30, 2026, 9:08 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Study of Reduced Dose of Menomune® in Children Who Previously Received Meningococcal Diphtheria Toxoid Conjugate Vaccine

NCT00772070
View directory record Official record
Conditions
Meningitis, Meningococcemia, Neisseria Meningitidis
Interventions
A/C/Y/W-135, Meningococcal Polysaccharide Vaccine (Menomune®)
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
3 Years to 5 Years
Enrollment
173 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2004
U.S. locations
8
States / cities
Jonesboro, Arkansas • Little Rock, Arkansas • Woburn, Massachusetts + 5 more
Source: ClinicalTrials.gov public record
Updated Feb 14, 2014 · Synced Sep 30, 2026, 9:08 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Study to Assess the Safety and Immunogenicity of GSK Meningococcal Group B Vaccine When Administered Concomitantly With GSK Meningococcal MenACWY Conjugate Vaccine in Healthy Subjects of 16-18 Years of Age

NCT04318548
View directory record Official record
Conditions
Infections, Meningococcal
Interventions
Meningococcal Group B Vaccine (GSK3536829A) (rMenB+OMV NZ), Meningococcal MenACWY Conjugate Vaccine (GSK3536820A) (MenA lyo + MenCWY liquid), Placebo
Combination Product · Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
16 Years to 18 Years
Enrollment
945 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
49
States / cities
Phoenix, Arizona • Bell Gardens, California • Los Angeles, California + 35 more
Source: ClinicalTrials.gov public record
Updated Mar 4, 2025 · Synced Sep 30, 2026, 9:08 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Persistence of Bactericidal Antibodies in Adults Who Received a Booster Dose of Menactra® Approximately 4 Years Earlier

NCT02633787
View directory record Official record
Conditions
Meningitis, Meningococcal Meningitis, Meningococcal Infections
Interventions
Meningococcal (Groups A, C, Y, and W-135) Polysaccharide Diphtheria Toxoid Conjugate Vaccine
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
18 Years and older
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
4
States / cities
Bardstown, Kentucky • Woburn, Massachusetts • Niles, Michigan + 1 more
Source: ClinicalTrials.gov public record
Updated Nov 7, 2016 · Synced Sep 30, 2026, 9:08 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Safety and Immune Response of Novartis MenACWY-CRM Conjugate Vaccine When Given to Healthy Toddlers

NCT00626327
View directory record Official record
Conditions
Meningococcal Infections
Interventions
MenACWY-CRM + MMRV, MMRV, MenACWY-CRM
Biological
Lead sponsor
Novartis Vaccines
Industry
Eligibility
7 Months to 1 Year
Enrollment
1,630 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
90
States / cities
Birmingham, Alabama • Dothan, Alabama • Greenville, Alabama + 69 more
Source: ClinicalTrials.gov public record
Updated Apr 19, 2013 · Synced Sep 30, 2026, 9:08 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A Study to Evaluate the Persistence and Immune Response to a Booster Dose of MenACWY

NCT01018732
View directory record Official record
Conditions
Meningococcal Disease, Meningococcal Meningitis
Interventions
Novartis Meningococcal (MenACWY-CRM) vaccine
Biological
Lead sponsor
Novartis Vaccines
Industry
Eligibility
16 Years to 23 Years
Enrollment
155 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
3
States / cities
Rochester, Minnesota • Pittsburgh, Pennsylvania • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jul 15, 2015 · Synced Sep 30, 2026, 9:08 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Study of the Safety and Immune Response of Two Serogroup B Meningococcal Vaccines Administered to Healthy Adolescents

NCT00297817
View directory record Official record
Conditions
Meningococcal Disease
Interventions
serogroup B meningococcal vaccine
Biological
Lead sponsor
Novartis Vaccines
Industry
Eligibility
11 Years to 18 Years
Enrollment
203 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
8
States / cities
Encinitas, California • Atlanta, Georgia • St Louis, Missouri + 5 more
Source: ClinicalTrials.gov public record
Updated Dec 1, 2016 · Synced Sep 30, 2026, 9:08 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Study to Assess the Safety and Immunogenicity of a Single Dose of GlaxoSmithKline's (GSK) Meningococcal MenACWY-CRM Vaccine (Menveo), Administered to Subjects 15 Through 55 Years of Age, Approximately 4-6 Years After Primary ACWY Vaccination

NCT02986854
View directory record Official record
Conditions
Infections, Meningococcal
Interventions
Meningococcal (groups A, C, W and Y) oligosaccharide diphtheria CRM-197 conjugate Vaccine (Menveo)
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
15 Years to 55 Years
Enrollment
704 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
36
States / cities
Birmingham, Alabama • Huntsville, Alabama • Chandler, Arizona + 27 more
Source: ClinicalTrials.gov public record
Updated Nov 25, 2019 · Synced Sep 30, 2026, 9:08 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Persistence of Protective Antibody Titers 12-24 Months After NmVac4-A/C/Y/W-135-DT Vaccination: Follow Up Study

NCT02500511
View directory record Official record
Conditions
Meningococcal Meningitis, Meningococcal Infections
Interventions
NmVac4-A/C/Y/W-135-DT™
Biological
Lead sponsor
JN-International Medical Corporation
Industry
Eligibility
18 Years to 55 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
1
States / cities
Towson, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 12, 2016 · Synced Sep 30, 2026, 9:08 AM EDT