Status:

UNKNOWN

Immunogenicity After Revaccination With 23-valent Pneumococcal Polysaccharide Vaccine: Healthy Elderly People Versus Diabetic Patients

Lead Sponsor:

Korea University Guro Hospital

Collaborating Sponsors:

Merck Sharp & Dohme LLC

Conditions:

Pneumococcal Infections

Eligibility:

All Genders

70-75 years

Phase:

PHASE4

Brief Summary

Pneumococcal disease causes thousands of infections, such as meningitis, bloodstream infections, pneumonia, and ear infections in US annually. As pneumococcal vaccines provide serotype-specific protec...

Eligibility Criteria

Inclusion

  • Inclusion Criteria
  • Elderly people aged 70-75 years
  • Had received PPSV23 in the previous 5-7 years
  • Exclusion Criteria:
  • Immunocompromised patients
  • Subjects receiving immunosuppressive agents
  • Subjects with a history of vaccination with pneumococcal conjugate vaccine
  • Subjects with a history of pneumococcal disease (positive culture from blood or other sterile fluid)
  • Fever (defined as an oral temperature \>37.5℃) within 24 h before PPSV23 vaccination

Exclusion

    Key Trial Info

    Start Date :

    May 1 2021

    Trial Type :

    INTERVENTIONAL

    Allocation :

    ESTIMATED

    End Date :

    April 30 2022

    Estimated Enrollment :

    254 Patients enrolled

    Trial Details

    Trial ID

    NCT04875858

    Start Date

    May 1 2021

    End Date

    April 30 2022

    Last Update

    May 6 2021

    Active Locations (1)

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    Page 1 of 1 (1 locations)

    1

    Koera University Guro Hospital

    Seoul, South Korea, 08308