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Completed Phase 3 Interventional Accepts healthy volunteers Results available

Safety and Immunogenicity Study of 20vPnC When Coadministered With a Booster Dose of BNT162b2

ClinicalTrials.gov ID: NCT04887948

Public ClinicalTrials.gov record NCT04887948. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Apr 27, 2026, 7:25 AM EDT

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

Official title

A PHASE 3, RANDOMIZED, DOUBLE BLIND TRIAL TO DESCRIBE THE SAFETY AND IMMUNOGENICITY OF 20 VALENT PNEUMOCOCCAL CONJUGATE VACCINE WHEN COADMINISTERED WITH A BOOSTER DOSE OF BNT162b2 IN ADULTS 65 YEARS OF AGE AND OLDER

Study identification

NCT ID
NCT04887948
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
Pfizer
Industry
Enrollment
570 participants

Conditions and interventions

Interventions

  • 20-valent pneumococcal conjugate vaccine (20vPnC) Biological
  • BNT162b2 Biological
  • Saline Other

Biological · Other

Eligibility (public fields only)

Age range
65 Years and older
Sex
All
Healthy volunteers
Accepts healthy volunteers

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
May 19, 2021
Primary completion
Dec 7, 2021
Completion
Dec 7, 2021
Last update posted
Dec 13, 2022

2021

United States locations

U.S. sites
27
U.S. states
15
U.S. cities
24
Facility City State ZIP Site status
Anaheim Clinical Trials, LLC Anaheim California 92801
Diablo Clinical Research, Inc. Walnut Creek California 94598
Alliance for Multispecialty Research, LLC Coral Gables Florida 33134
Indago Research & Health Center, Inc Hialeah Florida 33012
Research Centers of America ( Hollywood ) Hollywood Florida 33024
Acevedo Clinical Research Associates Miami Florida 33142
Clinical Neuroscience Solutions Orlando Florida 32801
Clinical Research Atlanta Stockbridge Georgia 30281
East-West Medical Research Institute Honolulu Hawaii 96814
Solaris Clinical Research Meridian Idaho 83646
Alliance for Multispecialty Research, LLC Newton Kansas 67114
Clinical Research Professionals Chesterfield Missouri 63005
Sundance Clinical Research St Louis Missouri 63141
Meridian Clinical Research, LLC Omaha Nebraska 68134
Meridian Clinical Research, LLC Endwell New York 13760
Accellacare - Wilmington Wilmington North Carolina 28401
Aventiv Research Inc Columbus Ohio 43213
Alliance for Multispecialty Research, LLC Knoxville Tennessee 37909
Clinical Neuroscience Solutions, Inc. dba CNS Healthcare Memphis Tennessee 38119
Benchmark Research Austin Texas 78705
IMA Clinical Research San Antonio San Antonio Texas 78229
DM Clinical Research Tomball Texas 77375
Martin Diagnostic Clinic Tomball Texas 77375
Martins Diagnostic Clinic Tomball Texas 77375
J. Lewis Research, Inc. / Foothill Family Clinic Salt Lake City Utah 84109
J. Lewis Research, Inc. / Foothill Family Clinic South Salt Lake City Utah 84121
Wenatchee Valley Hospital Wenatchee Washington 98801

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04887948, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Dec 13, 2022 · Synced Apr 27, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04887948 live on ClinicalTrials.gov.

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