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Showing 1–24 of 65 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Meningococcal Meningitis Clear all
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Immunogenicity and Safety of a Booster Dose of an Investigational Quadrivalent Meningococcal Conjugate Vaccine

NCT02752906
View directory record Official record
Conditions
Meningitis, Meningococcal Meningitis, Meningococcal Infections
Interventions
Meningococcal Polysaccharide (Serogroups A, C, Y, and W) Tetanus Toxoid Conjugate Vaccine, Meningococcal (Groups A, C, Y and W 135) Polysaccharide Diphtheria Toxoid Conjugate Vaccine
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
15 Years and older
Enrollment
810 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
29
States / cities
Birmingham, Alabama • Dothan, Alabama • Mesa, Arizona + 24 more
Source: ClinicalTrials.gov public record
Updated Apr 4, 2022 · Synced Sep 11, 2026, 5:13 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 10, 2015 · Synced Sep 11, 2026, 5:13 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Safety and Immunogenicity Study of Group B Meningococcal Vaccine to Prevent Meningitis.

NCT00248833
View directory record Official record
Conditions
Meningitis, Meningococcal, Serogroup B
Interventions
25ug Group B Meningococcal 44/76 MOS NOMV 5D Vaccine, 50ug Group B Meningococcal 44/76 MOS NOMV 5D Vaccine
Biological
Lead sponsor
U.S. Army Medical Research and Development Command
Federal
Eligibility
18 Years to 45 Years
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
1
States / cities
Silver Spring, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 28, 2018 · Synced Sep 11, 2026, 5:13 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 11, 2026, 5:13 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

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

NCT03537508
View directory record Official record
Conditions
Healthy Volunteers (Meningococcal Infection)
Interventions
MenACYW conjugate vaccine, MenACYW-135 conjugate vaccine, DTaP-IPV//Hib vaccine, Pneumococcal 13-valent conjugate vaccine, Pentavalent rotavirus vaccine, Hepatitis B vaccine, Measles, mumps, rubella (MMR) vaccine, Varicella vaccine, Hepatitis A vaccine
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
42 Days to 89 Days
Enrollment
2,627 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
65
States / cities
Birmingham, Alabama • Dothan, Alabama • Phoenix, Arizona + 54 more
Source: ClinicalTrials.gov public record
Updated Oct 14, 2024 · Synced Sep 11, 2026, 5:13 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Safety of MenACWY-CRM Vaccination in Adolescents

NCT01452464
View directory record Official record
Conditions
Meningococcal Disease
Interventions
MenACWY-CRM
Biological
Lead sponsor
Novartis Vaccines
Industry
Eligibility
11 Years to 21 Years
Enrollment
55,397 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2015
U.S. locations
3
States / cities
Riverside, California • San Diego, California • Valley Annex, 16994 E. Valley Blvd., Fontana, California
Source: ClinicalTrials.gov public record
Updated Feb 25, 2015 · Synced Sep 11, 2026, 5:13 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Study of Menactra® in Healthy Subjects at 9 Months and Concomitantly With Pentacel® at 15 to 18 Months of Age

NCT01659996
View directory record Official record
Conditions
Meningitis, Meningococcal Infection, Diphtheria, Tetanus, Pertussis, Haemophilus Influenzae Serotype b (Hib)
Interventions
Meningococcal polysaccharide diphtheria toxoid conjugate, Meningococcal polysaccharide diphtheria toxoid conjugate + Diphtheria and Tetanus Toxoids and Acellular Pertussis Adsorbed, Diphtheria and Tetanus Toxoids and Acellular Pertussis Adsorbed, Inactivated Poliovirus and Haemophilus b Conjugate
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
9 Months to 18 Months
Enrollment
1,394 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
56
States / cities
Birmingham, Alabama • Pinson, Alabama • Tucson, Arizona + 50 more
Source: ClinicalTrials.gov public record
Updated Dec 14, 2015 · Synced Sep 11, 2026, 5:13 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Safety and Immunogenicity of Different Meningitis Vaccine Formulations in Adolescents and Young Adults

NCT01272180
View directory record Official record
Conditions
Invasive Meningococcal Disease
Interventions
Meningococcal (groups A, C, W, Y) oligosaccharide diphtheria CRM-197 conjugate combined with meningococcal (group B) multicomponent recombinant vaccine + OMV., Meningococcal (group B) multicomponent recombinant adsorbed vaccine plus OMV., Meningococcal (groups A, C, W, and Y) oligosaccharide diphtheria CRM-197 conjugate vaccine., Meningococcal (groups A, C, W, Y) oligosaccharide diphtheria CRM-197 conjugate combined with meningococcal (group B) multicomponent recombinant vaccine + qOMV.
Biological
Lead sponsor
Novartis Vaccines
Industry
Eligibility
10 Years to 25 Years
Enrollment
484 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
8
States / cities
Birmingham, Alabama • Madera, California • Paramount, California + 5 more
Source: ClinicalTrials.gov public record
Updated Jun 15, 2020 · Synced Sep 11, 2026, 5:13 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Dose Comparison Study of Menactra® in US Children

NCT00700635
View directory record Official record
Conditions
Meningitis, Meningococcal Infection, Neisseria Meningitidis
Interventions
Menactra®: Meningococcal Polysaccharide Diphtheria Conjugate
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
2 Years to 10 Years
Enrollment
333 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
15
States / cities
Jonesboro, Arkansas • Little Rock, Arkansas • Boca Raton, Florida + 12 more
Source: ClinicalTrials.gov public record
Updated Apr 13, 2016 · Synced Sep 11, 2026, 5:13 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 11, 2026, 5:13 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Safety of and Immune Response to a Meningitis Vaccine in HIV-Infected Children and Youth

NCT00459316
View directory record Official record
Conditions
HIV Infections, Meningitis
Interventions
Quadrivalent meningococcal conjugate vaccine
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
2 Years to 24 Years
Enrollment
384 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2013
U.S. locations
35
States / cities
Alhambra, California • Long Beach, California • Los Angeles, California + 25 more
Source: ClinicalTrials.gov public record
Updated Nov 2, 2021 · Synced Sep 11, 2026, 5:13 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A Clinical Trial to Study the Safety, Tolerance and Immunogenic Response to MCV4, Tdap and Bivalent rLP2086 Vaccine When Given at the Same Time to Children Between the Ages of 10 Through 12 Years of Age

NCT01461980
View directory record Official record
Conditions
Vaccines, Meningococcal Vaccines
Interventions
rLP2086 + MCV4 + Tdap, MCV4 + Tdap + saline, rLP2086 + saline
Biological
Lead sponsor
Pfizer
Industry
Eligibility
10 Years to 12 Years
Enrollment
2,648 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
117
States / cities
Birmingham, Alabama • Daphne, Alabama • Chandler, Arizona + 73 more
Source: ClinicalTrials.gov public record
Updated Dec 19, 2018 · Synced Sep 11, 2026, 5:13 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Persistence of Immunogenicity of MenACWY Conjugate Vaccine 5 Years After Childhood Vaccination, and Immune Response to a Booster Dose

NCT01823536
View directory record Official record
Conditions
Meningococcal Disease
Interventions
Meningococcal (groups A, C, W, and Y) oligosaccharide diphtheria CRM-197 conjugate vaccine
Biological
Lead sponsor
Novartis Vaccines
Industry
Eligibility
7 Years to 15 Years
Enrollment
465 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
15
States / cities
Bentonville, Arkansas • Little Rock, Arkansas • Downey, California + 10 more
Source: ClinicalTrials.gov public record
Updated Aug 14, 2014 · Synced Sep 11, 2026, 5:13 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 3, 2025 · Synced Sep 11, 2026, 5:13 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 23, 2014 · Synced Sep 11, 2026, 5:13 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 11, 2026, 5:13 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 11, 2026, 5:13 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 27, 2015 · Synced Sep 11, 2026, 5:13 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 Nov 30, 2016 · Synced Sep 11, 2026, 5:13 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 13, 2017 · Synced Sep 11, 2026, 5:13 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 4, 2024 · Synced Sep 11, 2026, 5:13 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 24, 2012 · Synced Sep 11, 2026, 5:13 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 17, 2014 · Synced Sep 11, 2026, 5:13 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Immune Lot Consistency, Immunogenicity, and Safety of an Investigational Quadrivalent Meningococcal Conjugate Vaccine

NCT02842853
View directory record Official record
Conditions
Meningitis, Meningococcal Meningitis, Meningococcal Infections
Interventions
Meningococcal Polysaccharide (Serogroups A, C, Y, and W) Tetanus Toxoid Conjugate Vaccine, Meningococcal (Groups A, C, Y and W-135) Polysaccharide Diphtheria Toxoid Conjugate Vaccine
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
10 Years to 55 Years
Enrollment
3,344 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
89
States / cities
Birmingham, Alabama • Dothan, Alabama • Mobile, Alabama + 72 more
Source: ClinicalTrials.gov public record
Updated Apr 4, 2022 · Synced Sep 11, 2026, 5:13 AM EDT