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ClinicalTrials.gov public records Last synced Oct 19, 2026, 4:43 AM EDT

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Showing 49–72 of 244 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Prevnar Clear all
Recruiting Phase 2 Interventional Accepts healthy volunteers

Safety and Efficacy of wSp Vaccine in Young Children

NCT07216430
View directory record Official record
Conditions
Acute Otitis Media (AOM)
Interventions
wSp vaccine, Saline (0.9% NaCl)
Biological
Lead sponsor
Serum Life Science Europe GmbH
Industry
Eligibility
5 Months to 7 Months
Enrollment
320 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
7
States / cities
Pittsford, New York • Rochester, New York
Source: ClinicalTrials.gov public record
Updated Sep 23, 2026 · Synced Oct 19, 2026, 4:43 AM EDT
Completed Phase 4 Interventional Results available

A Study of the Effects of RoActemra/Actemra on Vaccination in Patients With Rheumatoid Arthritis on Background Methotrexate (VISARA)

NCT01163747
View directory record Official record
Conditions
Rheumatoid Arthritis
Interventions
tocilizumab, methotrexate, 23-Valent Pneumococcal Polysaccharide Vaccine, Tetanus Toxoid Adsorbed Vaccine
Biological · Drug
Lead sponsor
Genentech, Inc.
Industry
Eligibility
18 Years to 64 Years
Enrollment
91 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
47
States / cities
Anniston, Alabama • Birmingham, Alabama • Huntsville, Alabama + 42 more
Source: ClinicalTrials.gov public record
Updated Dec 7, 2012 · Synced Oct 19, 2026, 4:43 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Study Evaluating the Safety, Tolerability and Immunogenicity of 13vPnC as a 2-Dose Regimen or With 23vPS

NCT00574548
View directory record Official record
Conditions
Pneumococcal Vaccines
Interventions
13 valent Pneumococcal Conjugate Vaccine, 23-valent Pneumococcal Polysaccharide Vaccine
Biological
Lead sponsor
Wyeth is now a wholly owned subsidiary of Pfizer
Industry
Eligibility
60 Years to 64 Years
Enrollment
720 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2010
U.S. locations
6
States / cities
Chandler, Arizona • Pembroke Pines, Florida • Boise, Idaho + 3 more
Source: ClinicalTrials.gov public record
Updated Jul 22, 2011 · Synced Oct 19, 2026, 4:43 AM EDT
Completed No phase listed Observational Results available

A Study To Learn About The Effects Of Pneumococcal Vaccine In People With HIV

NCT05794191
View directory record Official record
Conditions
HIV, Pneumonia, Infections, Pneumococcal
Interventions
Vaccine Administration
Biological
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
350,399 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 20, 2025 · Synced Oct 19, 2026, 4:43 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 19, 2026, 4:43 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Comparing Two Pneumococcal Vaccines in Adults With Chronic Obstructive Pulmonary Disease

NCT00457977
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
Pneumovax (PPSV23), Prevnar (PCV7)
Biological
Lead sponsor
University of Minnesota
Other
Eligibility
40 Years and older
Enrollment
181 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2011
U.S. locations
18
States / cities
Birmingham, Alabama • Los Angeles, California • San Francisco, California + 8 more
Source: ClinicalTrials.gov public record
Updated May 12, 2015 · Synced Oct 19, 2026, 4:43 AM EDT
Recruiting Phase 3 Interventional Accepts healthy volunteers

A Study to Learn About the Safety of an Expanded Pneumococcal Vaccine in Healthy Infants

NCT07573462
View directory record Official record
Conditions
Pneumococcal Disease
Interventions
PG4, 20-valent pneumococcal conjugate vaccine (20vPnC)
Biological
Lead sponsor
Pfizer
Industry
Eligibility
42 Days to 98 Days
Enrollment
2,400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
23
States / cities
Estero, Florida • Fort Lauderdale, Florida • Fort Myers, Florida + 16 more
Source: ClinicalTrials.gov public record
Updated Sep 15, 2026 · Synced Oct 19, 2026, 4:43 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 19, 2026, 4:43 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Study Evaluating the Impact of the 13-valent Pneumococcal Conjugate Vaccine (13vPnC) in Alaskan Native Children.

NCT00743652
View directory record Official record
Conditions
Pneumococcal Disease, 13-valent Pneumococcal Vaccine
Interventions
13-valent Pneumococcal Conjugate Vaccine
Biological
Lead sponsor
Pfizer
Industry
Eligibility
42 Days to 5 Years
Enrollment
373 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
21
States / cities
Akiak, Alaska • Bethel, Alaska • Chefornak, Alaska + 18 more
Source: ClinicalTrials.gov public record
Updated Mar 15, 2012 · Synced Oct 19, 2026, 4:43 AM EDT
Active, not recruiting Phase 2 Interventional Results available

Lenalidomide and Vaccine Therapy in Treating Patients With Early-Stage Asymptomatic Chronic Lymphocytic Leukemia or Small Lymphocytic Lymphoma

NCT01351896
View directory record Official record
Conditions
Ann Arbor Stage I Small Lymphocytic Lymphoma, Ann Arbor Stage II Small Lymphocytic Lymphoma, Chronic Lymphocytic Leukemia, Chronic Lymphocytic Leukemia With Unmutated Immunoglobulin Heavy Chain Variable-Region Gene, Small Lymphocytic Lymphoma, Small Lymphocytic Lymphoma With Unmutated Immunoglobulin Heavy Chain Variable-Region Gene, Stage 0 Chronic Lymphocytic Leukemia, Stage I Chronic Lymphocytic Leukemia, Stage II Chronic Lymphocytic Leukemia
Interventions
Biospecimen Collection, Bone Marrow Aspiration, Bone Marrow Biopsy, Computed Tomography, Lenalidomide, Pneumococcal Polyvalent Vaccine
Procedure · Drug · Biological
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years to 79 Years
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2027
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated May 27, 2026 · Synced Oct 19, 2026, 4:43 AM EDT
Completed Phase 3 Interventional Results available

Study Evaluating 13-valent Pneumococcal Conjugate Vaccine (13vPnC) in Children With Sickle Cell Disease

NCT00918580
View directory record Official record
Conditions
Pneumococcal Conjugate Vaccine
Interventions
13-valent Pneumoccocal Conjugate Vaccine
Biological
Lead sponsor
Pfizer
Industry
Eligibility
6 Years to 17 Years
Enrollment
158 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
5
States / cities
Birmingham, Alabama • Louisville, Kentucky • The Bronx, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Apr 21, 2014 · Synced Oct 19, 2026, 4:43 AM EDT
Terminated Phase 2 Interventional Results available

Lenalidomide in Improving Immune Response to Vaccine Therapy in Patients With Chronic Lymphocytic Leukemia, Small Lymphocytic Lymphoma, or Monoclonal B Cell Lymphocytosis

NCT02309515
View directory record Official record
Conditions
Monoclonal B-Cell Lymphocytosis, Stage 0 Chronic Lymphocytic Leukemia, Stage I Chronic Lymphocytic Leukemia, Stage I Small Lymphocytic Lymphoma
Interventions
Laboratory Biomarker Analysis, Lenalidomide, Pneumococcal 13-valent Conjugate Vaccine
Other · Drug · Biological
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
3
States / cities
Scottsdale, Arizona • Jacksonville, Florida • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 19, 2021 · Synced Oct 19, 2026, 4:43 AM EDT
Completed Phase 2 Interventional

Studies of Influenza Vaccine and Tetanus-Pneumococcal Vaccine in HIV-infected Patients Receiving Interleukin-2

NCT00050726
View directory record Official record
Conditions
HIV Infections
Interventions
Interleukin-2
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
620 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2006
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 21, 2013 · Synced Oct 19, 2026, 4:43 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 19, 2026, 4:43 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Mechanisms of Impaired HIV-associated B Cell and Pneumococcal Vaccine Responses

NCT02012309
View directory record Official record
Conditions
HIV, Pneumococcal Infections, Pneumococcal Vaccines
Interventions
PCV-13, PPSV-23
Biological
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 55 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2021
U.S. locations
3
States / cities
Aurora, Colorado • Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Nov 18, 2020 · Synced Oct 19, 2026, 4:43 AM EDT
Recruiting Phase 2 Interventional

Pneumococcal Pneumonia Vaccine Series (PCV20 and PPSV23) in Patients With Chronic Lymphocytic Leukemia Associated Immunodeficiency, PROTECT CLL Trial

NCT05183854
View directory record Official record
Conditions
Chronic Lymphocytic Leukemia, Small Lymphocytic Lymphoma
Interventions
Pneumococcal 20-valent Conjugate Vaccine, Pneumococcal Polyvalent Vaccine
Biological
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Apr 9, 2026 · Synced Oct 19, 2026, 4:43 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Study Evaluating Serum Collected From Healthy Adults For Development of Pneumococcal Opsonophagocytic Assay

NCT00508950
View directory record Official record
Conditions
Healthy
Interventions
Large volume blood draw
Procedure
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 70 Years
Enrollment
152 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2016
U.S. locations
1
States / cities
Secaucus, New Jersey
Source: ClinicalTrials.gov public record
Updated Aug 17, 2016 · Synced Oct 19, 2026, 4:43 AM EDT
Active, not recruiting Phase 2 Interventional Accepts healthy volunteers

A Study to Learn About How a New Pneumococcal Vaccine Works in Infants

NCT06524414
View directory record Official record
Conditions
Pneumococcal Disease
Interventions
PG4, 20-valent pneumococcal conjugate vaccine (20vPnC), 15-valent pneumococcal conjugate vaccine (PCV15)
Biological
Lead sponsor
Pfizer
Industry
Eligibility
42 Days to 98 Days
Enrollment
605 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
61
States / cities
Fayetteville, Arkansas • Jonesboro, Arkansas • La Puente, California + 39 more
Source: ClinicalTrials.gov public record
Updated Sep 3, 2026 · Synced Oct 19, 2026, 4:43 AM EDT
Completed Phase 1 Interventional

Phase I/II Clinical Trial Combining hTERT Tumor Vaccine & Autologous T Cells in Patients With Advanced Myeloma

NCT00834665
View directory record Official record
Conditions
Multiple Myeloma
Interventions
hTERT vaccine, GM-CSF, PCV, T cell infusion, GM-CSF, PCV, T cell infusion
Biological
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 80 Years
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2017
U.S. locations
2
States / cities
Baltimore, Maryland • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 23, 2019 · Synced Oct 19, 2026, 4:43 AM EDT
Terminated Phase 4 Interventional

Antibody Production in Immune Disorders

NCT00023504
View directory record Official record
Conditions
Primary Immune Deficiency
Interventions
Pneumovax, Rabavert, Prevnar, Tetanus diphtheria toxoid
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
2 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2021
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 15, 2021 · Synced Oct 19, 2026, 4:43 AM EDT
Completed No phase listed Observational

Study Estimating the Impact of Prevnar 13™ (13vPnC) on Invasive Pneumococcal Disease

NCT01128439
View directory record Official record
Conditions
Invasive Pneumococcal Disease
Interventions
No intervention
Other
Lead sponsor
Pfizer
Industry
Eligibility
Not listed
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
1
States / cities
Oakland, California
Source: ClinicalTrials.gov public record
Updated Dec 4, 2018 · Synced Oct 19, 2026, 4:43 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Safety and Immunogenicity of Pneumococcal Conjugate Formulations in Healthy Adults 18 Through 49 Years of Age

NCT05489328
View directory record Official record
Conditions
Pneumococcal Disease
Interventions
Candidate-1, Candidate-2, Candidate-3, Candidate-4, Candidate-5, Candidate-6, Candidate Control, 13vPnC, PCV15
Other · Biological
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 49 Years
Enrollment
394 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
18
States / cities
Tustin, California • Walnut Creek, California • Milford, Connecticut + 12 more
Source: ClinicalTrials.gov public record
Updated Apr 18, 2024 · Synced Oct 19, 2026, 4:43 AM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

A Clinical Study of Novel Pneumococcal Vaccine V118C in Children (V118C-002)

NCT07300267
View directory record Official record
Conditions
Pneumococcal Infection
Interventions
V118C (Stage 1), V118C (Stage 2), PCV20 (Stage 1), PCV20 (Stage 2)
Biological
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
2 Months to 15 Months
Enrollment
210 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
15
States / cities
Madera, California • Miami, Florida • Tampa, Florida + 12 more
Source: ClinicalTrials.gov public record
Updated Oct 2, 2026 · Synced Oct 19, 2026, 4:43 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 19, 2026, 4:43 AM EDT