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 Oct 17, 2026, 5:28 AM EDT

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

Showing 1–24 of 112 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Meningococcal Vaccine Clear all
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Safety of Hib-MenCY-TT Vaccine Versus Licensed Hib Conjugate Vaccine, Given at 2, 4, 6 and 12 to 15 Months of Age

NCT00345579
View directory record Official record
Conditions
Haemophilus Influenzae Type b, Neisseria Meningitidis
Interventions
GSK Biologicals' Haemophilus influenzae type b and Neisseria meningitidis serogroups C and Y-tetanus toxoid conjugate vaccine combined 792014, ActHIB, Pediarix/Infanrix Penta
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
6 Weeks to 12 Weeks
Enrollment
4,432 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
61
States / cities
Birmingham, Alabama • Benton, Arkansas • Fayetteville, Arkansas + 51 more
Source: ClinicalTrials.gov public record
Updated Dec 16, 2016 · Synced Oct 17, 2026, 5:28 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 Oct 17, 2026, 5:28 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

A Phase 4, Placebo-Controlled, Randomized Study to Evaluate the Immunogenicity and Safety of HPV and Tdap When Administered With MenACWY in Adolescents

NCT01424644
View directory record Official record
Conditions
Meningococcal Meningitis
Interventions
Placebo + Combined Tetanus, Reduced Diphtheria Toxoid, Acellular Pertussis Vaccine + Quadrivalent Human Papillomavirus Vaccine, MenACWY-CRM Conjugate Vaccine + Combined Tetanus, Reduced Diphtheria Toxoid, Acellular Pertussis Vaccine + Quadrivalent Human Papillomavirus Vaccine
Biological
Lead sponsor
Novartis
Industry
Eligibility
11 Years to 18 Years
Enrollment
801 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
17
States / cities
Birmingham, Alabama • Fremont, California • Madera, California + 14 more
Source: ClinicalTrials.gov public record
Updated Feb 14, 2014 · Synced Oct 17, 2026, 5:28 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Immunogenicity and Safety Study of GSK's MenABCWY Vaccine in Healthy Adolescents and Adults Previously Primed With MenACWY Vaccine

NCT04707391
View directory record Official record
Conditions
Meningitis, Meningococcal
Interventions
MenABCWY vaccine, Placebo, MenACWY vaccine, MenB vaccine
Combination Product · Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
15 Years to 25 Years
Enrollment
1,250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
48
States / cities
Jonesboro, Arkansas • Banning, California • Chula Vista, California + 42 more
Source: ClinicalTrials.gov public record
Updated Jul 3, 2024 · Synced Oct 17, 2026, 5:28 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 8, 2018 · Synced Oct 17, 2026, 5:28 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 17, 2018 · Synced Oct 17, 2026, 5:28 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 15, 2025 · Synced Oct 17, 2026, 5:28 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Safety of Hib-MenCY-TT Vaccine Versus Licensed Hib Conjugate Vaccine, Given at 12 to 15 Months of Age.

NCT00345683
View directory record Official record
Conditions
Haemophilus Influenzae Type b, Neisseria Meningitidis
Interventions
GSK Biologicals' Haemophilus influenzae type b and Neisseria meningitidis serogroups C and Y-tetanus toxoid conjugate vaccine combined (792014), PedvaxHIB, Prevnar, M-M-R II, Varivax
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
12 Months to 15 Months
Enrollment
4,021 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
55
States / cities
Birmingham, Alabama • Benton, Arkansas • Jonesboro, Arkansas + 45 more
Source: ClinicalTrials.gov public record
Updated Nov 29, 2016 · Synced Oct 17, 2026, 5:28 AM 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 17, 2026, 5:28 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 Oct 17, 2026, 5:28 AM EDT
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 5, 2022 · Synced Oct 17, 2026, 5:28 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 Oct 17, 2026, 5:28 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Study of an Investigational Pentavalent Meningococcal ABCYW Vaccine in Adults and Adolescents

NCT06128733
View directory record Official record
Conditions
Meningococcal Immunisation, Healthy Volunteers
Interventions
Pentavalent Meningococcal ABCYW vaccine, MenACYW conjugate vaccine, Meningococcal group B vaccine, Placebo, MenABCYW conjugate vaccine
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
10 Years to 25 Years
Enrollment
1,215 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
46
States / cities
Birmingham, Alabama • Guntersville, Alabama • Tempe, Arizona + 36 more
Source: ClinicalTrials.gov public record
Updated Jan 13, 2026 · Synced Oct 17, 2026, 5:28 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 3, 2024 · Synced Oct 17, 2026, 5:28 AM EDT
Completed No phase listed Observational

Safety Study of GBS Following Menactra Meningococcal Vaccination

NCT00575653
View directory record Official record
Conditions
Guillain-Barre Syndrome
Interventions
Not listed
Lead sponsor
Harvard Pilgrim Health Care
Other
Eligibility
11 Years to 21 Years
Enrollment
6,000,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
6
States / cities
Wilmington, Delaware • Honolulu, Hawaii • Boston, Massachusetts + 3 more
Source: ClinicalTrials.gov public record
Updated Mar 16, 2017 · Synced Oct 17, 2026, 5:28 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

A Study to Evaluate the Safety and Immunogenicity of 4 Doses of MenACWY Conjugate Vaccine, Administered Concomitantly With Routine Vaccines, Among Infants Aged 2 Months

NCT01000311
View directory record Official record
Conditions
Meningococcal Disease
Interventions
MenACWY-CRM, DTaP-IPV/Hib, HBV, PCV, MMR
Biological
Lead sponsor
Novartis Vaccines
Industry
Eligibility
55 Days to 89 Days
Enrollment
529 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
42
States / cities
Birmingham, Alabama • Fayetteville, Arkansas • Jonesboro, Arkansas + 33 more
Source: ClinicalTrials.gov public record
Updated Apr 21, 2014 · Synced Oct 17, 2026, 5:28 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Study of a Quadrivalent Meningococcal Conjugate Vaccine in Subjects Aged 56 and Older

NCT01732627
View directory record Official record
Conditions
Meningitis, Meningococcal Meningitis, Meningococcal Infections, Invasive Meningococcal Disease
Interventions
Meningococcal Polysaccharide (A, C, Y, and W 135) Tetanus Protein Conjugate Vaccine, Meningococcal Polysaccharide Vaccine, Groups A, C, Y, W 135 Combined
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
56 Years and older
Enrollment
301 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
12
States / cities
Chandler, Arizona • Scottsdale, Arizona • Denver, Colorado + 9 more
Source: ClinicalTrials.gov public record
Updated Apr 4, 2022 · Synced Oct 17, 2026, 5:28 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Study of an Investigational Quadrivalent Meningococcal Conjugate Vaccine Administered in Children Aged 2 to 9 Years

NCT03077438
View directory record Official record
Conditions
Meningitis, Meningococcal Meningitis, Meningococcal Infections
Interventions
Meningococcal Polysaccharide (Serogroups A, C, Y, and W) Tetanus Toxoid Conjugate, Meningococcal (Groups A, C, Y and W 135) Oligosaccharide Diphtheria CRM197 Conjugate Vaccine
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
2 Years to 9 Years
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
35
States / cities
Birmingham, Alabama • Dothan, Alabama • Tucson, Arizona + 31 more
Source: ClinicalTrials.gov public record
Updated Mar 28, 2022 · Synced Oct 17, 2026, 5:28 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 8, 2023 · Synced Oct 17, 2026, 5:28 AM EDT
Completed Phase 1 Interventional Results available

Study Evaluating Safety And Tolerability Of Meningococcal B Rlp2086 Vaccine In Healthy Adults

NCT00879814
View directory record Official record
Conditions
Meningitis, Meningococcal
Interventions
rLP2086 vaccine or control
Biological
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 40 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
South Miami, Florida
Source: ClinicalTrials.gov public record
Updated Aug 6, 2015 · Synced Oct 17, 2026, 5:28 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 23, 2015 · Synced Oct 17, 2026, 5:28 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 14, 2016 · Synced Oct 17, 2026, 5:28 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 2, 2017 · Synced Oct 17, 2026, 5:28 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 Oct 17, 2026, 5:28 AM EDT