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Showing 1–24 of 112 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Meningococcal Vaccine Clear all
Terminated Phase 1 Interventional Accepts healthy volunteers

Detoxified J5 Core Glycolipid/ Group B Meningococcal Outer Membrane Protein Vaccine for Gram-negative Bacterial Sepsis Administered With and Without Synthetic CPG Oligodeoxynucleotide 7909 Adjuvant

NCT01164514
View directory record Official record
Conditions
Bacterial Sepsis
Interventions
CPG 7909, J5-OMP Vaccine, Placebo
Biological · Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 30, 2014 · Synced Sep 2, 2026, 12:30 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 13, 2014 · Synced Sep 2, 2026, 12:30 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Immunogenicity and Safety of Group A, C, Y & W-135 Meningococcal Polysaccharide Diphtheria Toxoid Conjugate Vaccine

NCT01897402
View directory record Official record
Conditions
Meningococcal Meningitis, Meningococcal Infections
Interventions
Test Vaccine, US Licensed Vaccine
Biological
Lead sponsor
JN-International Medical Corporation
Industry
Eligibility
18 Years to 55 Years
Enrollment
525 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
3
States / cities
Greenbelt, Maryland • Pasadena, Maryland • Towson, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 22, 2015 · Synced Sep 2, 2026, 12:30 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 25, 2019 · Synced Sep 2, 2026, 12:30 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

A Trial to Assess the Lot Consistency, Safety, Tolerability and Immunogenicity of Bivalent rLP2086 Vaccine When Given to Healthy Subjects Aged ≥10 to <19 Years

NCT01830855
View directory record Official record
Conditions
Meningococcal Vaccine
Interventions
rLP2086, Havrix (HAV), Saline
Biological
Lead sponsor
Pfizer
Industry
Eligibility
10 Years to 18 Years
Enrollment
3,596 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
62
States / cities
Birmingham, Alabama • Dothan, Alabama • Harrisburg, Arkansas + 42 more
Source: ClinicalTrials.gov public record
Updated Jun 13, 2016 · Synced Sep 2, 2026, 12:30 AM EDT
Completed No phase listed Observational Results available

Meningococcal Quadrivalent CRM-197 Conjugate Vaccine Pregnancy Registry

NCT02223637
View directory record Official record
Conditions
Meningococcal Disease, Pregnancy, Infections, Meningococcal
Interventions
Meningococcal quadrivalent CRM-197 conjugate vaccine
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
Female only
Enrollment
93 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
2
States / cities
Wilmington, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 20, 2019 · Synced Sep 2, 2026, 12:30 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Immunogenicity and Safety of an Investigational Quadrivalent Meningococcal Conjugate Vaccine in Healthy Adolescents

NCT02199691
View directory record Official record
Conditions
Meningitis, Meningococcal Meningitis, Meningococcal Infections
Interventions
Meningococcal Polysaccharide (Serogroups A, C, Y, and W135) Tetanus Toxoid Conjugate Vaccine, Meningococcal (Groups A, C, Y and W135) Oligosaccharide Diphtheria CRM197 Conjugate Vaccine, Adacel®: Tetanus Toxoid, Reduced Diphtheria Toxoid and Acellular Pertussis Vaccine Adsorbed, GARDASIL®: Human Papillomavirus Quadrivalent (Types 6, 11, 16, and 18) Vaccine, Recombinant
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
10 Years to 17 Years
Enrollment
1,715 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
35
States / cities
Birmingham, Alabama • Huntsville, Alabama • Downey, California + 28 more
Source: ClinicalTrials.gov public record
Updated Apr 3, 2022 · Synced Sep 2, 2026, 12:30 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Comparison of GSKBiologicals' Hib-MenCY-TT Vaccine vs Licensed Hib Conjugate or Meningococcal Vaccine

NCT00129129
View directory record Official record
Conditions
Haemophilus Influenzae Type b, Neisseria Meningitidis
Interventions
GSK Biologicals' Haemophilus influenza type b and Neisseria meningitidis serogroups C and Y-tetanus toxoid conjugate vaccine 792014 vaccine, ActHIB, Pediarix, Prevnar, Menomune
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
6 Weeks to 15 Months
Enrollment
756 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2006
U.S. locations
27
States / cities
Little Rock, Arkansas • Fountain Valley, California • Centennial, Colorado + 19 more
Source: ClinicalTrials.gov public record
Updated Aug 23, 2018 · Synced Sep 2, 2026, 12:30 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A Trial to Describe the Safety and Immunogenicity of MenABCWY When Administered on 2 Schedules

NCT04440176
View directory record Official record
Conditions
Meningococcal Vaccine
Interventions
MenABCWY, Saline
Biological
Lead sponsor
Pfizer
Industry
Eligibility
11 Years to 14 Years
Enrollment
309 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
20
States / cities
Mobile, Alabama • San Diego, California • Orlando, Florida + 14 more
Source: ClinicalTrials.gov public record
Updated Apr 26, 2026 · Synced Sep 2, 2026, 12:30 AM 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 14, 2016 · Synced Sep 2, 2026, 12:30 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Study of the Immune Response After Vaccination in Multiple Myeloma Patients

NCT02294487
View directory record Official record
Conditions
Multiple Myeloma, Myeloma, Multiple, Myeloma-Multiple
Interventions
Not listed
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
50 Years and older
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 2, 2024 · Synced Sep 2, 2026, 12:30 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

MenABCWY Noninferiority Study in Healthy Participants ≥10 to <26 Years of Age

NCT04440163
View directory record Official record
Conditions
Meningococcal Vaccine
Interventions
MenABCWY, Saline, Trumenba, MenACWY-CRM
Biological
Lead sponsor
Pfizer
Industry
Eligibility
10 Years to 25 Years
Enrollment
2,431 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
61
States / cities
Birmingham, Alabama • Tempe, Arizona • Banning, California + 49 more
Source: ClinicalTrials.gov public record
Updated Apr 17, 2023 · Synced Sep 2, 2026, 12:30 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 13, 2016 · Synced Sep 2, 2026, 12:30 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

A Trial to Describe the Immunogenicity and Safety of 2 Doses of Bivalent rLP2086 (Trumenba) and a Pentavalent Meningococcal Vaccine in Healthy Subjects >=10 to <26 Years of Age.

NCT03135834
View directory record Official record
Conditions
Meningococcal Vaccine
Interventions
MenABCWY, Saline, rLP2086, MenACWY-CRM
Biological
Lead sponsor
Pfizer
Industry
Eligibility
10 Years to 25 Years
Enrollment
1,610 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
60
States / cities
Birmingham, Alabama • Huntsville, Alabama • Fountain Hills, Arizona + 45 more
Source: ClinicalTrials.gov public record
Updated Aug 7, 2023 · Synced Sep 2, 2026, 12:30 AM EDT
Completed Not applicable Interventional

Testing the Use of Prompts to Increase Adolescent Immunization Rates

NCT01984125
View directory record Official record
Conditions
Vaccine Preventable Diseases, Meningococcal Disease, Human Papillomavirus, Pertussis, Influenza
Interventions
Point-of-Care Prompt
Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
11 Years to 18 Years
Enrollment
7,040 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
22
States / cities
Little Rock, Arkansas • Wilmington, Delaware • Gainesville, Florida + 12 more
Source: ClinicalTrials.gov public record
Updated May 1, 2017 · Synced Sep 2, 2026, 12:30 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Investigating the Immunogenicity of a U.S.-Licensed Meningococcal Serogroup B Vaccine (Trumenba)

NCT02569632
View directory record Official record
Conditions
Meningococcal Infections
Interventions
Trumenba Vaccine (Wyeth/Pfizer Pharmaceuticals)
Biological
Lead sponsor
UCSF Benioff Children's Hospital Oakland
Other
Eligibility
18 Years to 65 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
2
States / cities
Oakland, California • Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 1, 2021 · Synced Sep 2, 2026, 12:30 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 13, 2014 · Synced Sep 2, 2026, 12:30 AM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Descriptive, Post-marketing, Surveillance Safety Study of Menactra Vaccine

NCT00254995
View directory record Official record
Conditions
Meningitis, Meningococcal Disease
Interventions
None administered in this study
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
Not listed
Enrollment
62,626 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2013
U.S. locations
1
States / cities
Oakland, California
Source: ClinicalTrials.gov public record
Updated Apr 18, 2016 · Synced Sep 2, 2026, 12:30 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

US-licensed Combined Vaccine Against Tetanus & Diphtheria, Given With US-licensed Vaccine Against Meningococcal Disease

NCT00282295
View directory record Official record
Conditions
Acellular Pertussis, Tetanus, Diphtheria
Interventions
Boostrix®, Menactra™
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
11 Years to 18 Years
Enrollment
1,344 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006
U.S. locations
24
States / cities
Chandler, Arizona • Little Rock, Arkansas • Fountain Valley, California + 18 more
Source: ClinicalTrials.gov public record
Updated Aug 16, 2018 · Synced Sep 2, 2026, 12:30 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Immunogenicity and Safety of Meningococcal Vaccine GSK134612 vs. Menactra® in Healthy Adolescent/Adults Aged 10-25 Years.

NCT00454909
View directory record Official record
Conditions
Infections, Meningococcal
Interventions
Meningococcal vaccine 134612, Menactra®
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
10 Years to 25 Years
Enrollment
873 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
10
States / cities
Daly City, California • Fairfield, California • Redwood City, California + 6 more
Source: ClinicalTrials.gov public record
Updated Jun 7, 2018 · Synced Sep 2, 2026, 12:30 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Study to Evaluate the Immune Response After a Booster Dose of a Quadrivalent Meningococcal (MenACYW) Conjugate Vaccine When Administered Alone or Concomitantly With a Licensed Meningococcal Serogroup B Vaccine, in Participants Who Received Primary Quadrivalent Meningococcal Conjugate Vaccine (MCV4)

NCT04084769
View directory record Official record
Conditions
Meningococcal Immunisation (Healthy Volunteers)
Interventions
Meningococcal polysaccharide (serogroups A, C, Y, and W) tetanus toxoid Conjugate vaccine MenACYW Conjugate vaccine, Meningococcal Group B vaccine (Trumenba®), Meningococcal group B vaccine (Bexsero®)
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
13 Years to 26 Years
Enrollment
570 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
29
States / cities
Birmingham, Alabama • San Diego, California • Bardstown, Kentucky + 20 more
Source: ClinicalTrials.gov public record
Updated Sep 14, 2025 · Synced Sep 2, 2026, 12:30 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 13, 2013 · Synced Sep 2, 2026, 12:30 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 19, 2018 · Synced Sep 2, 2026, 12:30 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Evaluation of Meningococcal Immune Response Among Children Who Previously Received MenACWY Conjugate Vaccine

NCT01148017
View directory record Official record
Conditions
Meningococcal Meningitis
Interventions
Meningococcal (groups A, C, W, and Y) oligosaccharide diphtheria CRM-197 conjugate vaccine
Biological
Lead sponsor
Novartis Vaccines
Industry
Eligibility
37 Months to 63 Months
Enrollment
433 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
19
States / cities
Birmingham, Alabama • Downey, California • Oakland, California + 15 more
Source: ClinicalTrials.gov public record
Updated Aug 13, 2017 · Synced Sep 2, 2026, 12:30 AM EDT