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Showing 1–24 of 55 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Pneumococcal Immunization Clear all
Active, not recruiting Phase 3 Interventional Accepts healthy volunteers

Study of a 4-Dose Regimen of a 21-valent Pneumococcal Conjugate Vaccine in Healthy Infants From Approximately 2 Months of Age

NCT06736041
View directory record Official record
Conditions
Pneumococcal Immunization
Interventions
PCV21 vaccine, Prevnar 20 vaccine, M-M-R II vaccine, RotaTeq, Vaxelis vaccine, Varivax, Hexaxim Vaccine
Biological
Lead sponsor
Sanofi Pasteur, a Sanofi Company
Industry
Eligibility
42 Days to 89 Days
Enrollment
1,714 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
66
States / cities
Glendale, Arizona • Tucson, Arizona • Fayetteville, Arkansas + 48 more
Source: ClinicalTrials.gov public record
Updated Apr 21, 2026 · Synced Sep 1, 2026, 2:18 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Study Evaluating 13-valent Pneumococcal Conjugate Vaccine In Healthy Infants

NCT00444457
View directory record Official record
Conditions
Vaccines, Pneumococcal
Interventions
13-valent Pneumococcal Conjugate Vaccine, 7vPnC
Biological
Lead sponsor
Wyeth is now a wholly owned subsidiary of Pfizer
Industry
Eligibility
42 Days to 98 Days
Enrollment
1,712 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
78
States / cities
Benton, Arkansas • Conway, Arkansas • Fayetteville, Arkansas + 67 more
Source: ClinicalTrials.gov public record
Updated Oct 14, 2012 · Synced Sep 1, 2026, 2:18 PM EDT
Completed Phase 1Phase 2 Interventional

Chemotherapy and Peripheral Stem Cell Transplantation Followed By Immunotherapy in Treating Patients With Multiple Myeloma

NCT00046852
View directory record Official record
Conditions
Infection, Multiple Myeloma and Plasma Cell Neoplasm
Interventions
filgrastim, pneumococcal polyvalent vaccine, therapeutic autologous lymphocytes, therapeutic tumor infiltrating lymphocytes, carmustine, cyclophosphamide, melphalan, bone marrow ablation with stem cell support, peripheral blood stem cell transplantation
Biological · Drug · Procedure
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 80 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2008
U.S. locations
2
States / cities
Baltimore, Maryland • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 3, 2019 · Synced Sep 1, 2026, 2:18 PM 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 1, 2026, 2:18 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Impact and Cost of a Pharmacist Pneumococcal Vaccination Program With PNEUMOVAX® 23 at an Urban Senior Center

NCT01944462
View directory record Official record
Conditions
Study is Open to Seniors Age 50 or Older
Interventions
Pharmacist Pneumococcal Vaccine Program (PPVP)
Behavioral
Lead sponsor
Thomas Jefferson University
Other
Eligibility
50 Years and older
Enrollment
203 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 2, 2018 · Synced Sep 1, 2026, 2:18 PM 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 18, 2017 · Synced Sep 1, 2026, 2:18 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Study of a Pneumococcal Conjugate Vaccine in Adults Aged 50 to 84 Years.

NCT04583618
View directory record Official record
Conditions
Pneumococcal Immunization
Interventions
Pneumococcal Conjugate Vaccine - formulation 1-SP0202-IIb, Pneumococcal Conjugate Vaccine - formulation 2-SP0202-VI, Pneumococcal Conjugate Vaccine - formulation 3-SP0202-VII, Pneumococcal 13 - valent conjugate vaccine-Prevnar 13, Pneumococcal Vaccine Polyvalent-Pneumovax 23
Biological
Lead sponsor
Sanofi
Industry
Eligibility
50 Years to 84 Years
Enrollment
750 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
17
States / cities
Anaheim, California • Rolling Hills Estates, California • Wheat Ridge, Colorado + 14 more
Source: ClinicalTrials.gov public record
Updated Sep 7, 2025 · Synced Sep 1, 2026, 2:18 PM 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 20, 2014 · Synced Sep 1, 2026, 2:18 PM EDT
Terminated No phase listed Observational

MISP 60528 Pneumococcal Vaccination

NCT04845945
View directory record Official record
Conditions
Heart Transplant Infection Prevention
Interventions
PCV15
Biological
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years and older
Enrollment
4 participants
Timeline
2021 – 2024
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Feb 3, 2026 · Synced Sep 1, 2026, 2:18 PM EDT
Completed Phase 4 Interventional Results available

Pneumococcal Vaccines in Patients With Asthma

NCT03260790
View directory record Official record
Conditions
Asthma
Interventions
PCV13, PPSV23
Biological
Lead sponsor
Mayo Clinic
Other
Eligibility
19 Years to 64 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 4, 2021 · Synced Sep 1, 2026, 2:18 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Pharmacist Impact on Pneumococcal Polysaccharide Vaccination Rates in Patients With Diabetes in a Supermarket Pharmacy Chain

NCT03851978
View directory record Official record
Conditions
Pneumococcal Pneumonia
Interventions
Pharmacist Vaccine Education
Behavioral
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
19 Years to 64 Years
Enrollment
431 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
4
States / cities
Midlothian, Virginia • Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Mar 14, 2019 · Synced Sep 1, 2026, 2:18 PM 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 5, 2025 · Synced Sep 1, 2026, 2:18 PM EDT
Withdrawn Phase 1Phase 2 Interventional

Immune Reconstitution Monitoring and Pneumococcal Vaccination in Patients Treated With CAR-T Cells

NCT07071909
View directory record Official record
Conditions
Malignancy, Cancer, Hematological Malignancies, Lymphoma, Leukemia, Multiple Myeloma, Solid Tumor
Interventions
Commercial CAR-T, Investigational CAR-T
Biological
Lead sponsor
UNC Lineberger Comprehensive Cancer Center
Other
Eligibility
18 Years to 99 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 5, 2026 · Synced Sep 1, 2026, 2:18 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Racial Disparities in Pneumococcal Vaccination in Managed Care

NCT00229762
View directory record Official record
Conditions
Pneumococcal Disease Prevention
Interventions
phone call from nurses - informational only
Behavioral
Lead sponsor
Centers for Disease Control and Prevention
Federal
Eligibility
18 Years and older
Enrollment
7,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2005
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Sep 29, 2005 · Synced Sep 1, 2026, 2:18 PM 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 23, 2015 · Synced Sep 1, 2026, 2:18 PM 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 26, 2009 · Synced Sep 1, 2026, 2:18 PM 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 1, 2017 · Synced Sep 1, 2026, 2:18 PM EDT
Active, not recruiting No phase listed Observational

A Study to Learn How Effective is PCV20 to Help Stop Adults Who Have a Higher Chance of Getting Pneumonia

NCT07251465
View directory record Official record
Conditions
Community-Acquired Pneumonia (CAP)
Interventions
Receipt of PCV20
Biological
Lead sponsor
Pfizer
Industry
Eligibility
19 Years and older
Enrollment
846,279 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 24, 2026 · Synced Sep 1, 2026, 2:18 PM 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 15, 2020 · Synced Sep 1, 2026, 2:18 PM EDT
Terminated Early Phase 1 Interventional Accepts healthy volunteers Results available

Pneumococcal Conjugate Vaccine in Aging Renal Transplant

NCT03802994
View directory record Official record
Conditions
Renal Transplantation, Aging
Interventions
23 valent pneumococcal polysaccharide vaccine, 13 valent conjugated pneumococcal vaccine, Peripheral blood sample
Drug · Biological · Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
35 Years to 75 Years
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
2
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Apr 29, 2021 · Synced Sep 1, 2026, 2:18 PM EDT
Recruiting Phase 3 Interventional Accepts healthy volunteers

Lot-to-lot Consistency Study of a 21-valent Pneumococcal Conjugate Vaccine in Healthy Infants From 2 Months of Age

NCT07348692
View directory record Official record
Conditions
Pneumococcal Immunization, Healthy Volunteers
Interventions
PCV21 vaccine, 20vPCV licensed vaccine
Biological
Lead sponsor
Sanofi
Industry
Eligibility
42 Days to 89 Days
Enrollment
2,195 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
13
States / cities
Fayetteville, Arkansas • Huntington Park, California • Los Angeles, California + 9 more
Source: ClinicalTrials.gov public record
Updated May 21, 2026 · Synced Sep 1, 2026, 2:18 PM 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 7, 2025 · Synced Sep 1, 2026, 2:18 PM 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 17, 2008 · Synced Sep 1, 2026, 2:18 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Study Evaluating 13 Valent Pneumococcal Conjugate Vaccine With Trivalent Inactivated Influenza Vaccine

NCT00521586
View directory record Official record
Conditions
Influenza
Interventions
13 valent pneumococcal conjugate vaccine
Biological
Lead sponsor
Pfizer
Industry
Eligibility
50 Years to 59 Years
Enrollment
1,116 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2013
U.S. locations
41
States / cities
Chandler, Arizona • Rolling Hills Estates, California • Aurora, Colorado + 29 more
Source: ClinicalTrials.gov public record
Updated Apr 8, 2015 · Synced Sep 1, 2026, 2:18 PM EDT