What are the recommendations for pneumococcal (Pneumonia) vaccine administration, including Prevnar13 (Pneumococcal conjugate vaccine, PCV13) and Pneumovax23 (Pneumococcal polysaccharide vaccine, PPSV23)?

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Last updated: October 3, 2025View editorial policy

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Pneumococcal Vaccine Recommendations for Adults

Based on the most recent 2024 Advisory Committee on Immunization Practices (ACIP) recommendations, pneumococcal vaccination should be administered to all adults aged ≥65 years and adults aged 19-64 years with certain risk conditions, with the newly approved 21-valent pneumococcal conjugate vaccine (PCV21) now included as a recommended option. 1

Current Pneumococcal Vaccines Available

  • Four pneumococcal vaccines are currently licensed for use in adults in the United States 1:
    • 23-valent pneumococcal polysaccharide vaccine (PPSV23, Pneumovax23)
    • 13-valent pneumococcal conjugate vaccine (PCV13, Prevnar13)
    • 15-valent pneumococcal conjugate vaccine (PCV15, Vaxneuvance)
    • 20-valent pneumococcal conjugate vaccine (PCV20, Prevnar20)
    • 21-valent pneumococcal conjugate vaccine (PCV21, CAPVAXIVE) - newly approved in 2024 1

General Recommendations by Age and Risk Group

Adults Aged ≥65 Years

  • For adults ≥65 years with no prior pneumococcal vaccination or unknown history:

    • A single dose of PCV21, PCV20, or PCV15 is recommended 1
    • If PCV15 is used, a dose of PPSV23 should follow at least 1 year later 1
  • For adults ≥65 years with prior pneumococcal vaccination:

    • If previously received PPSV23 only: Administer a single dose of PCV21, PCV20, or PCV15 at least 1 year after the last PPSV23 dose 1
    • If previously received PCV13 only: Administer a single dose of PCV21, PCV20, or PPSV23 at least 1 year after the PCV13 dose 1

Adults Aged 19-64 Years with Immunocompromising Conditions

  • For adults with immunocompromising conditions, cerebrospinal fluid (CSF) leaks, or cochlear implants:
    • A single dose of PCV21, PCV20, or PCV15 is recommended 1
    • If PCV15 is used, follow with PPSV23 at least 8 weeks later 1
    • These conditions include 1:
      • Chronic renal failure
      • Nephrotic syndrome
      • Immunodeficiencies
      • HIV infection
      • Leukemia, lymphoma, Hodgkin disease
      • Multiple myeloma
      • Generalized malignancy
      • Iatrogenic immunosuppression
      • Solid organ transplant
      • Congenital or acquired asplenia
      • Sickle cell disease or other hemoglobinopathies

Adults Aged 19-64 Years with Chronic Medical Conditions

  • For adults with chronic medical conditions:
    • A single dose of PCV21, PCV20, or PCV15 is recommended 1
    • If PCV15 is used, follow with PPSV23 at least 1 year later 1
    • These conditions include 1:
      • Alcoholism
      • Chronic heart disease
      • Chronic liver disease
      • Chronic lung disease
      • Cigarette smoking
      • Diabetes mellitus

Specific Vaccination Schedules Based on Prior Vaccination History

For Adults ≥65 Years

  • No prior pneumococcal vaccination:

    • Administer a single dose of PCV21, PCV20, or PCV15 1
    • If PCV15 is used, follow with PPSV23 at least 1 year later 1
  • Prior PPSV23 only:

    • Administer a single dose of PCV21, PCV20, or PCV15 at least 1 year after the last PPSV23 dose 1
  • Prior PCV13 only:

    • Administer a single dose of PCV21, PCV20, or PPSV23 at least 1 year after the PCV13 dose 1
  • Prior PCV13 and PPSV23:

    • Shared clinical decision-making is recommended regarding administration of a single dose of PCV21 or PCV20 at least 5 years after the last pneumococcal vaccine dose 1

For Adults 19-64 Years with Immunocompromising Conditions

  • No prior pneumococcal vaccination:

    • Administer a single dose of PCV21, PCV20, or PCV15 1
    • If PCV15 is used, follow with PPSV23 at least 8 weeks later 1
  • Prior PPSV23 only:

    • Administer a single dose of PCV21, PCV20, or PCV15 at least 1 year after the last PPSV23 dose 1
  • Prior PCV13 only:

    • Administer a single dose of PCV21, PCV20, or PPSV23 1
    • If PCV21 or PCV20 is used, administer at least 1 year after the PCV13 dose 1
    • If PPSV23 is used, administer at least 8 weeks after the PCV13 dose 1
  • Prior PCV13 and 1 dose of PPSV23:

    • A single dose of PCV21 or PCV20, or a second dose of PPSV23 is recommended 1
    • If PCV21 or PCV20 is used, administer at least 5 years after the last pneumococcal vaccine dose 1

Important Considerations and Caveats

  • Timing between vaccines:

    • When administering PCV followed by PPSV23, the recommended interval is at least 8 weeks for immunocompromised adults and at least 1 year for immunocompetent adults 1
    • When administering a PCV after PPSV23, wait at least 1 year between doses 1
  • Evolution of recommendations:

    • In 2019, ACIP removed the routine recommendation for PCV13 for all adults aged ≥65 years, shifting to shared clinical decision-making for those without immunocompromising conditions, CSF leaks, or cochlear implants 1
    • This change was based on the reduced burden of PCV13-type disease due to indirect effects from pediatric PCV13 use 1
  • Contraindications:

    • Pneumococcal vaccines are contraindicated in persons with history of severe allergic reaction to any component of the vaccine 1
    • PCVs are also contraindicated in persons with severe allergic reaction to any diphtheria toxoid-containing vaccine 1
  • Special populations:

    • Adults residing in nursing homes or long-term care facilities and those traveling to settings with no pediatric PCV program might benefit more from PCV vaccination 1
  • Coadministration:

    • PCV13 and PPSV23 should not be coadministered 1
    • PCV20 can be administered concomitantly with influenza vaccine, though systemic reactions may be slightly higher 2

Recent Changes and Updates

  • The 2024 introduction of PCV21 (CAPVAXIVE) adds another option to the pneumococcal vaccine arsenal 1
  • PCV21 contains eight pneumococcal serotypes not included in previously recommended vaccines, but notably does not contain serotype 4, which may be important in certain western U.S. populations 1
  • The 2023 ACIP recommendations simplified the approach by recommending a single dose of conjugate vaccine (PCV15, PCV20) for most adults, with PPSV23 following only in certain circumstances 1

By following these updated recommendations, healthcare providers can optimize protection against pneumococcal disease while minimizing unnecessary vaccinations, ultimately reducing morbidity and mortality from pneumococcal infections in adult populations.

References

Guideline

Guideline Directed Topic Overview

Dr.Oracle Medical Advisory Board & Editors, 2025

Professional Medical Disclaimer

This information is intended for healthcare professionals. Any medical decision-making should rely on clinical judgment and independently verified information. The content provided herein does not replace professional discretion and should be considered supplementary to established clinical guidelines. Healthcare providers should verify all information against primary literature and current practice standards before application in patient care. Dr.Oracle assumes no liability for clinical decisions based on this content.

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