Status:

ACTIVE_NOT_RECRUITING

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

Lead Sponsor:

Pfizer

Conditions:

Pneumococcal Disease

Eligibility:

All Genders

12-15 years

Phase:

PHASE2

Brief Summary

The purpose of this study is to learn about the safety, tolerability and immune effects of a pneumococcal vaccine in toddlers. Participants will take part in this study for approximately 6 or 8 month...

Eligibility Criteria

Inclusion

  • Male or female toddlers ≥12 to ≤15 months of age at the time of consent.
  • Healthy toddlers determined by clinical assessment, including medical history and clinical judgment, to be eligible for the study.
  • Have received 3 infant doses of 20vPnC with the last dose administered \>56 days before enrollment into the study. Documented confirmation of receipt will be collected prior to randomization.

Exclusion

  • History of severe adverse reaction associated with a vaccine and/or severe allergic reaction (eg, anaphylaxis).
  • Major known congenital malformation or serious chronic disorder.
  • Other acute or chronic medical or psychiatric condition or laboratory abnormality that may increase the risk associated with study participation or investigational product administration or may interfere with the interpretation of study results and, in the judgment of the investigator, would make the participant inappropriate for entry into this study.
  • Previous vaccination with any licensed or investigational pneumococcal vaccine (other than 20vPnC) or planned receipt during study participation.

Key Trial Info

Start Date :

July 30 2024

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

February 16 2026

Estimated Enrollment :

225 Patients enrolled

Trial Details

Trial ID

NCT06531538

Start Date

July 30 2024

End Date

February 16 2026

Last Update

July 3 2025

Active Locations (47)

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Page 1 of 12 (47 locations)

1

Emerson Clinical Research Institute

Washington D.C., District of Columbia, United States, 20009

2

Bio-Medical Research LLC

Miami, Florida, United States, 33144

3

Riveldi Biomedical Research and Associates - Miami Lakes

Miami Lakes, Florida, United States, 33014

4

Tekton Research, LLC.

Chamblee, Georgia, United States, 30341