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 18, 2026, 7:04 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 55 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Pneumococcal Immunization Clear all
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Pneumococcal Conjugate Vaccination in HIV in Comparison to Polysaccharide Vaccine Boosting

NCT00622843
View directory record Official record
Conditions
HIV Infections, Streptococcus Pneumoniae
Interventions
pneumococcal conjugate vaccine, pneumococcal polysaccharide vaccine
Biological
Lead sponsor
Henry M. Jackson Foundation for the Advancement of Military Medicine
Other
Eligibility
18 Years to 60 Years
Enrollment
275 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2013
U.S. locations
6
States / cities
San Diego, California • Washington D.C., District of Columbia • Tripler AMC, Hawaii + 3 more
Source: ClinicalTrials.gov public record
Updated Jun 8, 2025 · Synced Oct 18, 2026, 7:04 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety and Immunogenicity of a Pneumococcal Conjugate Vaccine Candidate in Healthy Adults (19-49 Years)

NCT06698198
View directory record Official record
Conditions
Pneumococcal Immunization
Interventions
Pneumococcal Conjugate Vaccine, Prevnar 13®
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
19 Years to 49 Years
Enrollment
175 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
2
States / cities
Metairie, Louisiana • Newark, New Jersey
Source: ClinicalTrials.gov public record
Updated Nov 20, 2024 · Synced Oct 18, 2026, 7:04 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Pneumonia Vaccine in Aging HIV Positive Individuals

NCT02558751
View directory record Official record
Conditions
Pneumococcal Infection
Interventions
23-valent pneumococcal polysaccharide vaccine, 13-valent pneumococcal conjugate vaccine
Biological
Lead sponsor
University of Toledo Health Science Campus
Other
Eligibility
50 Years to 65 Years
Enrollment
51 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
Toledo, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 24, 2015 · Synced Oct 18, 2026, 7:04 AM EDT
Completed No phase listed Observational Results available

FeverText: Assessing Fever Rates After Vaccination During the 2011-12 Influenza Season Using Text Messaging

NCT01467934
View directory record Official record
Conditions
Fever
Interventions
Not listed
Lead sponsor
Columbia University
Other
Eligibility
6 Months to 23 Months
Enrollment
530 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
2
States / cities
Atlanta, Georgia • New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 21, 2014 · Synced Oct 18, 2026, 7:04 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Serologic Response to Pneumococcal Vaccination Among Esophageal Cancer Patients With High Grade Lymphopenia After Chemoradiation

NCT06181656
View directory record Official record
Conditions
Pneumococcal Vaccine, Esophageal Cancer, Lymphopenia, Chemoradiation
Interventions
Pneumonia vaccine
Biological
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 20, 2026 · Synced Oct 18, 2026, 7:04 AM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers

Trial of Antibody Responses by Vitamin Supplementation

NCT03859687
View directory record Official record
Conditions
Healthy Participants
Interventions
Vitamin A supplementation, No vitamin A supplementation
Biological
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
1 Year to 4 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2025
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 5, 2025 · Synced Oct 18, 2026, 7:04 AM EDT
Recruiting Phase 3 Interventional Accepts healthy volunteers

Study to Learn About Safety, Tolerability, and Immune Response of a Catch-up Pneumococcal Vaccine in Children and Adolescents

NCT07660198
View directory record Official record
Conditions
Pneumococcal Disease
Interventions
PG4, 20-valent pneumococcal conjugate vaccine (20vPnC)
Biological
Lead sponsor
Pfizer
Industry
Eligibility
15 Months to 17 Years
Enrollment
1,200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
57
States / cities
Birmingham, Alabama • Guntersville, Alabama • Fair Oaks, California + 37 more
Source: ClinicalTrials.gov public record
Updated Aug 31, 2026 · Synced Oct 18, 2026, 7:04 AM EDT
Completed Phase 4 Interventional Results available

A Study to Evaluate Pneumococcal Polysaccharide Vaccine Effectiveness in Children With Type 1 Diabetes

NCT04481243
View directory record Official record
Conditions
Type 1 Diabetes
Interventions
Pneumovax 23- pneumococcal polysaccharide, Blood draw
Biological · Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
3 Years to 18 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 8, 2023 · Synced Oct 18, 2026, 7:04 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 18, 2026, 7:04 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Enhancing a Sustainable Pharmacy-based Immunization Program in Two States

NCT02615470
View directory record Official record
Conditions
Herpes Zoster, Pneumococcal Infections
Interventions
Enhanced immunization delivery model, Immunization update
Behavioral · Other
Lead sponsor
Auburn University
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
2
States / cities
Auburn, Alabama • Claremont, California
Source: ClinicalTrials.gov public record
Updated Aug 20, 2019 · Synced Oct 18, 2026, 7:04 AM EDT
Completed Not applicable Interventional Results available

Immune Responses to Pneumococcal Vaccination Among HIV-infected Subjects

NCT00706550
View directory record Official record
Conditions
HIV Infections
Interventions
(PV) 23-valent pneumococcal polysaccharide vaccine, Placebo
Biological
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years and older
Enrollment
107 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 24, 2014 · Synced Oct 18, 2026, 7:04 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Immune Response to Pneumococcal Vaccination in HIV Infected Individuals

NCT02515240
View directory record Official record
Conditions
Pneumococcal Infection
Interventions
PPV23
Biological
Lead sponsor
University of Toledo Health Science Campus
Other
Eligibility
19 Years to 65 Years
Enrollment
124 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2015
U.S. locations
1
States / cities
Toledo, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 7, 2015 · Synced Oct 18, 2026, 7:04 AM EDT
Completed Not applicable Interventional

Pneumococcal Vaccine and Routine Pediatric Immunizations in HIV-Infected Children Receiving Anti-HIV Drugs

NCT00013871
View directory record Official record
Conditions
HIV Infections, Hepatitis B, Measles, Pneumococcal Infections, Pertussis
Interventions
Diphtheria & Tetanus Toxoids & Acellular Pertussis Vaccine Adsorbed, Measles-Mumps-Rubella Vaccine (Live), Pneumococcal Vaccine, Polyvalent (23-valent), Pneumococcal Conjugate Vaccine, Heptavalent, Hepatitis B Vaccine (Recombinant)
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
2 Years to 18 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2004
U.S. locations
38
States / cities
Birmingham, Alabama • Long Beach, California • Los Angeles, California + 26 more
Source: ClinicalTrials.gov public record
Updated Nov 1, 2021 · Synced Oct 18, 2026, 7:04 AM EDT
Completed Not applicable Interventional Results available

Exploration of Immune Response to Early PCV13 Vaccination in Conjunction With Autologous Transplant

NCT01852591
View directory record Official record
Conditions
Multiple Myeloma
Interventions
PCV 13
Biological
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Feb 2, 2017 · Synced Oct 18, 2026, 7:04 AM EDT
Completed Not applicable Interventional

Pneumonia Vaccine Education Intervention Study

NCT06136832
View directory record Official record
Conditions
Pneumonia, Pneumococcal, Vaccine
Interventions
Pneumococcal Vaccine Education
Behavioral
Lead sponsor
Geisinger Clinic
Other
Eligibility
18 Years to 64 Years
Enrollment
141 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Wilkes-Barre, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 8, 2025 · Synced Oct 18, 2026, 7:04 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Pneumococcal Vaccination in Patients With Inflammatory Bowel Disease

NCT00829595
View directory record Official record
Conditions
Inflammatory Bowel Disease, Crohn Disease, Ulcerative Colitis
Interventions
23-valent polysaccharide pneumococcal vaccine (Pneumovax TM)
Biological
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years and older
Enrollment
69 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 27, 2009 · Synced Oct 18, 2026, 7:04 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Vaccination Study of Abatacept (BMS-188667) for Normal Healthy Volunteers

NCT00279734
View directory record Official record
Conditions
Rheumatoid Arthritis
Interventions
Tetanus + pnemococcal vaccines alone, Abatacept + Vaccines
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years to 65 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2005
U.S. locations
3
States / cities
Lenexa, Kansas • Baltimore, Maryland • Austin, Texas
Source: ClinicalTrials.gov public record
Updated Apr 13, 2011 · Synced Oct 18, 2026, 7:04 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

PPV: Pneumococcal Polysaccharide Vaccine in Older Adults

NCT00239694
View directory record Official record
Conditions
Aging
Interventions
Pneumococcal Vaccine, Meningococcal Vaccine
Biological
Lead sponsor
National Institute on Aging (NIA)
NIH
Eligibility
65 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2012
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 4, 2015 · Synced Oct 18, 2026, 7:04 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Improving Pneumococcal Vaccination Rates in an Ambulatory Pre-surgical Testing Setting

NCT01787838
View directory record Official record
Conditions
Community Acquired Pneumonia
Interventions
Focused Health Education
Other
Lead sponsor
Carilion Clinic
Other
Eligibility
18 Years to 110 Years
Enrollment
2,509 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Roanoke, Virginia
Source: ClinicalTrials.gov public record
Updated Jul 19, 2017 · Synced Oct 18, 2026, 7:04 AM EDT
Active, not recruiting Phase 3 Interventional Accepts healthy volunteers

Study of the Safety of a 21-valent Pneumococcal Conjugate Vaccine in Healthy Infants From Approximately 2 Months of Age

NCT06824194
View directory record Official record
Conditions
Pneumococcal Immunization
Interventions
PCV21 vaccine, Prevnar 20 vaccine, M-M-R II vaccine, Rotarix, RotaTeq, Vaxelis vaccine, Varivax, Priorix, VAQTA, Havrix
Biological
Lead sponsor
Sanofi
Industry
Eligibility
42 Days to 89 Days
Enrollment
2,360 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
103
States / cities
Birmingham, Alabama • Guntersville, Alabama • Oneonta, Alabama + 81 more
Source: ClinicalTrials.gov public record
Updated Apr 13, 2026 · Synced Oct 18, 2026, 7:04 AM EDT
Completed Phase 1Phase 2 Interventional

Maternal Immunization To Prevent Infant Otitis Media

NCT00617682
View directory record Official record
Conditions
Otitis Media
Interventions
PNCRM9, Placebo comparator
Biological
Lead sponsor
National Institute on Deafness and Other Communication Disorders (NIDCD)
NIH
Eligibility
18 Years and older · Female only
Enrollment
153 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2004
U.S. locations
2
States / cities
Bloomington, Minnesota • Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Feb 18, 2008 · Synced Oct 18, 2026, 7:04 AM EDT
Active, not recruiting Phase 3 Interventional Accepts healthy volunteers

Study of the Safety and Immunogenicity of Catch-up Vaccination With a 21-valent Pneumococcal Conjugate Vaccine (PCV21) in Healthy Infants, Toddlers, Children, and Adolescents

NCT06838000
View directory record Official record
Conditions
Pneumococcal Infections
Interventions
PCV21, 20vPCV
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
7 Months to 17 Years
Enrollment
1,268 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
17
States / cities
Paramount, California • Doral, Florida • Hialeah, Florida + 13 more
Source: ClinicalTrials.gov public record
Updated Oct 6, 2025 · Synced Oct 18, 2026, 7:04 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Immune Response to Pneumococcal Vaccination in Aging HIV Positive Adults

NCT03039491
View directory record Official record
Conditions
HIV Lipodystrophy, Aging
Interventions
Pneumococcal polysaccharide vaccine 23 valent, 13 valent conjugated pneumococcal vaccine
Biological
Lead sponsor
Medical University of South Carolina
Other
Eligibility
21 Years to 65 Years
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2020
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Jun 16, 2020 · Synced Oct 18, 2026, 7:04 AM EDT
Active, not recruiting Phase 2 Interventional Results available

Optimizing Cellular and Humoral Immunity by Vaccinating With PCV13 Before and After CAR-T Therapy

NCT04745559
View directory record Official record
Conditions
Diffuse Large-Cell Lymphoma, Primary Mediastinal Large B-Cell Lymphoma (PMBCL), Transformed Follicular Lymphoma (TFL), High-grade B-cell Lymphoma (HGBCL), Follicular Lymphoma
Interventions
Pneumococcal conjugate vaccine (PCV13), CD19 targeted CAR T Cell Therapy
Biological
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Oct 7, 2026 · Synced Oct 18, 2026, 7:04 AM EDT