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Published on: 10/1/2026

How often you need the pneumonia vaccine, by age and health history

Pneumococcal vaccination is not an annual shot: most adults 50 and older need just one dose of a current conjugate vaccine (PCV20 or PCV21), while those who previously received PCV13 or PPSV23 may need one additional dose to complete the series. Children typically receive PCV15 or PCV20 in a four-dose series at 2, 4, 6, and 12 through 15 months. People with weakened immune systems, chronic heart, lung, liver, or kidney disease, diabetes, cochlear implants, or cerebrospinal fluid leaks often qualify earlier, as young as age 2 or 19, and may need a PPSV23 booster at least eight weeks or five years later depending on their history. Timing intervals vary considerably based on which vaccines you have already had and when, so there are several important factors to consider before assuming you are up to date. See below for the full age-by-age and condition-by-condition schedule.

If you are wondering whether a lingering cough, fever, or chest discomfort means you already have pneumonia, or whether your risk profile calls for earlier vaccination, a free, instant, online symptom check can help you sort out what is going on in just a few minutes. It asks the same kinds of questions a clinician would, factors in your age and medical history, and points you toward the right level of care so you are not left guessing or waiting to find out whether this needs attention now.

Last reviewed for medical accuracy: 10/01/2025

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Explanation

Pneumonia Vaccine: How Often You Need It

Pneumococcal disease can lead to serious lung infections, blood infections, and meningitis. Vaccination helps your body fight the bacteria that cause these illnesses. Below is a clear guide on pneumonia vaccine how often you need shots, based on age and health history. Always talk with your doctor about your specific situation.


Infants and Young Children (Ages 0–2)

The pneumococcal conjugate vaccine (PCV) protects against the most common strains of pneumococcal bacteria in young children.

Schedule:

  • 2 months
  • 4 months
  • 6 months
  • 12–15 months (booster dose)

Key points:

  • All four doses are crucial for full protection.
  • If a dose is missed, give it as soon as possible and continue the series.
  • No additional pneumococcal vaccines are recommended after age 2 for otherwise healthy kids.

Children and Teens (Ages 2–18) with Certain Health Conditions

Some health issues increase the risk of pneumococcal complications. If your child or teen has any of these, extra protection is needed:

High-risk conditions:

  • Sickle cell disease or other hemoglobin disorders
  • Chronic heart or lung disease (including asthma requiring medical follow-up)
  • Diabetes mellitus
  • Kidney failure or nephrotic syndrome
  • Immunocompromising conditions (HIV, cancer, organ transplant)
  • Cerebrospinal fluid leaks or cochlear implants

Recommended vaccines:

  • 1 dose of PCV13 (if not received earlier)
  • 1 dose of PPSV23 (polysaccharide vaccine) at least 8 weeks after the PCV13 dose
  • A second PPSV23 dose 5 years after the first PPSV23 dose

This schedule ensures broader protection for children and teens at higher risk.


Adults Aged 19–64 with Chronic Health Conditions or Lifestyle Risks

Healthy adults under 65 don’t routinely need a pneumococcal shot unless they have risk factors that weaken their defenses.

Risk factors include:

  • Heart disease, lung disease (including COPD or severe asthma), or liver disease
  • Diabetes
  • Alcoholism or smoking
  • Cochlear implants or cerebrospinal fluid leaks
  • Immunocompromising conditions

Vaccine guidance:

  • 1 dose of PPSV23
  • In certain immunocompromised adults, a PCV15 or PCV20 dose may be recommended first, followed by PPSV23 at least 8 weeks later (for PCV15 recipients)

Ask your doctor which combination is best. The question “pneumonia vaccine how often” may depend on these underlying conditions.


Adults Aged 65 and Older

Immune defenses can weaken with age, making pneumonia shots more important.

Options (choose one):

  1. PCV20 alone
    • Single dose; no follow-up PPSV23 needed.
  2. PCV15 followed by PPSV23
    • PCV15 first, then PPSV23 at least 1 year later.

Key reminders:

  • If you’ve already had PCV13, you can get PPSV23 ≥1 year later.
  • If you got PPSV23 before age 65, still receive one PCV (15 or 20) at ≥65, and no additional PPSV23 unless your doctor advises it.
  • You don’t need to repeat PCV vaccines; only PPSV23 may be repeated once after 5 years if you’re at high risk.

People with Severe Immunocompromise (All Ages)

Strong protection is vital for those whose immune systems are weak.

Typical schedule:

  1. PCV15 or PCV20 as the first dose
  2. PPSV23 at least 8 weeks later (if PCV15 was given)
  3. Second PPSV23 dose after 5 years (depending on risk)

Discuss timing with your healthcare provider, as some conditions or treatments may require adjustments.


Special Notes on Revaccination

  • PPSV23 revaccination: Generally recommended once after 5 years for people at highest risk (e.g., immunocompromised, certain chronic conditions).
  • No revaccination with PCV13, PCV15, or PCV20 recommended once the primary series is complete.

Your doctor will track your history and advise if and when a booster is needed.


Why Following the Schedule Matters

  • Peak protection: Vaccines build up immunity gradually; missing or delaying doses lowers protection.
  • Herd immunity: Reducing spread protects people who can’t be vaccinated, like newborns.
  • Lower complication rates: Pneumococcal vaccines cut the risk of hospitalization, long-term lung damage, and death.

If you’re ever unsure about “pneumonia vaccine how often” you need a dose or booster, reach out for reliable guidance.


Monitoring Symptoms

Even with vaccination, pneumonia can occur. Early recognition speeds treatment:

  • Persistent cough or shortness of breath
  • High fever or chills
  • Chest pain when breathing or coughing
  • Confusion or excessive fatigue

If you notice serious or worsening signs, speak with a healthcare professional right away. You can also try a free, online symptom check, using the doctor approved Ubie Symptom Checker.


Final Thoughts

Vaccination schedules can feel complex, but following the recommended timelines by age and health history ensures the best protection. Keep a record of your shots, and bring it to every medical visit. If you have questions about timing, booster doses, or your risk level, please speak to a doctor—especially for anything that could be life threatening or serious.

(References)

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  • * Walter EB, Clements DA. Pneumococcal conjugate vaccine: are 3 doses equal to 4 doses? Pediatrics. 2013 Aug;132(2):e498-9. doi: 10.1542/peds.2013-1573. Epub 2013 Jul 1. PMID: 23821696.

  • * Trotta F, Rizzo C, Santuccio C, Bella A, Pharmacovigilance Study Group On Pneumococcal Vaccination In Children. Comparative safety evaluation of 7-valent and 13-valent pneumococcal vaccines in routine paediatric vaccinations in four Italian regions, 2009 to 2011. Euro Surveill. 2015 Feb 19;20(7):21-8. doi: 10.2807/1560-7917.es2015.20.7.21041. Epub 2015 Feb 19. PMID: 25719964.

  • * Füessl HS. [Pneumococcal vaccination. What is the general practice protocol?]. MMW Fortschr Med. 2015 Jan 19;157(1):22. doi: 10.1007/s15006-015-2574-8. PMID: 25743288.

  • * Schumacher B. [Pneumococcal vaccination in transition]. MMW Fortschr Med. 2015 Jun 11;157(11):25. doi: 10.1007/s15006-015-3202-3. PMID: 26049334.

  • * Kelly M, Coffin J. ACIP's new recommendation for pneumococcal vaccines for all adults 65 years and older. J Med Assoc Ga. 2015;104(1):24-5. PMID: 26492748.

  • * Arroabarren E, Anda M, Sanz ML. Anaphylaxis to pneumococcal vaccine; CRM(197): Novel cause of vaccine allergy. Pediatr Allergy Immunol. 2016 Jun;27(4):433-7. doi: 10.1111/pai.12548. PMID: 26844407.

  • * Hurley LP, Allison MA, Pilishvili T, O'Leary ST, Crane LA, Brtnikova M, Beaty BL, Lindley MC, Bridges CB, Kempe A. Primary Care Physicians' Struggle with Current Adult Pneumococcal Vaccine Recommendations. J Am Board Fam Med. 2018 Jan-Feb;31(1):94-104. doi: 10.3122/jabfm.2018.01.170216. PMID: 29330244; PMCID: PMC5774021.

  • * Voelz K, Salvatore A, Damodharan S, Lee-Miller C. Need for pneumococcal revaccination after blinatumomab therapy: A case report. Pediatr Blood Cancer. 2023 Jun;70(6):e30237. doi: 10.1002/pbc.30237. Epub 2023 Feb 1. PMID: 36726210.

  • * Aslam R, Akeju O, Clutterbuck E, Appleby C, Murphy D, De Calignon A, Muller J, White R, Singha A, Mujadidi YF, Roderick M, Turner DPJ, Heath PT, Owens D, Goldblatt D, Ebrahimi N, Liu X, Faust S, Ramasamy MNN, Kelly D. Open-label, randomised controlled, multicentre study evaluating higher valency pneumococcal vaccines (PCV15/PCV20) compared with PCV13 given in homologous schedules at 3 months and 12 months ('1+1' schedule) and 2 months, 4 months and 12 months ('2+1' schedule) in infants: protocol. BMJ Open. 2026 Sep 22;16(9):e116062. doi: 10.1136/bmjopen-2025-116062. Epub 2026 Sep 22. PMID: 42772879; PMCID: PMC13599847.

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