Status:

COMPLETED

Trial to Evaluate the Safety and Immunogenicity of a 20-Valent Pneumococcal Vaccine in Adults 65 Years of Age or Older With Prior Pneumococcal Vaccination

Lead Sponsor:

Pfizer

Conditions:

Pneumococcal Disease

Eligibility:

All Genders

65+ years

Phase:

PHASE3

Brief Summary

This Phase 3 will describe the safety and immunogenicity of a 20-valent pneumococcal conjugate vaccine formulation in adults 65 years of age or older with prior pneumococcal vaccination

Eligibility Criteria

Inclusion

  • Inclusion Criteria
  • Male or female adults 65 years of age or greater.
  • Adults determined by clinical assessment, including medical history and clinical judgment, to be eligible for the study, including adults with preexisting stable disease, defined as disease not requiring significant change in therapy in the previous 6 weeks or hospitalization for worsening disease within 12 weeks before receipt of investigational product.
  • Female subject of nonchildbearing potential; male subject not able to father children or who is able to father children and willing to use a highly effective method of contraception.
  • Male or female adults who meet 1 of the following:
  • Vaccination with PPSV23 greater than or equal to 1 year and less than or equal to 5 years prior to vaccination in the study, and no prior 13vPnC vaccination (Cohort A).
  • Vaccination with 13vPnC greater than or equal to 6 months prior to vaccination in the study, and no prior PPSV23 vaccination (Cohort B).
  • Vaccination with 13vPnC followed by PPSV23 (PPSV23 vaccination greater than or equal to 1 year prior to vaccination in the study) (Cohort C).
  • Exclusion Criteria
  • Serious chronic disorder including metastatic malignancy, severe chronic obstructive pulmonary disease (COPD) requiring supplemental oxygen, end-stage renal disease with or without dialysis, clinically unstable cardiac disease, or any other disorder that, in the investigator's opinion, excludes the subject from participating in the study.
  • History of microbiologically proven invasive disease caused by S pneumoniae.

Exclusion

    Key Trial Info

    Start Date :

    February 12 2019

    Trial Type :

    INTERVENTIONAL

    Allocation :

    ACTUAL

    End Date :

    February 12 2020

    Estimated Enrollment :

    875 Patients enrolled

    Trial Details

    Trial ID

    NCT03835975

    Start Date

    February 12 2019

    End Date

    February 12 2020

    Last Update

    February 21 2021

    Active Locations (42)

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    Page 1 of 11 (42 locations)

    1

    Coastal Clinical Research, Inc.

    Mobile, Alabama, United States, 36608

    2

    East Valley Gastroenterology and Hepatology Associates

    Chandler, Arizona, United States, 85224

    3

    The Pain Center of Arizona

    Peoria, Arizona, United States, 85381

    4

    HOPE Research Institute

    Phoenix, Arizona, United States, 85018