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Pneumococcal (PCV) Vaccine: Protecting Babies From Serious Infections

ByDr. Kanika Sharma
Updated: 8 Oct 2026, 7:00 pm

Pneumococcal disease can cause serious infections in babies and young children. The pneumococcal conjugate vaccine (PCV) helps protect your baby against infections caused by certain types of . These include pneumonia, meningitis, and certain bloodstream infections. Timely vaccination can provide protection to your baby against these infections.

Pregatips
The pneumococcal conjugate vaccine (PCV) helps protect babies and young children against infections caused by Streptococcus pneumoniae. This bacterium can cause pneumonia, meningitis, bloodstream infections and middle-ear infections. We spoke to Dr Harshit Kumar, Consultant – Neonatologist and Paediatrician at Cloudnine Group of Hospitals, Jalandhar, about the importance of the pneumococcal (PCV) vaccine.
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He said that pneumococcal disease may get severe very fast in young children. The individuals who are at higher risk of invasive pneumococcal infections include infants, children with certain medical conditions and those with weak immune responses.

With timely vaccination, the risk can be reduced during the early years. In this period, children are especially susceptible to serious disease.

What Are the Benefits of the PCV Vaccine?

According to Dr Harshit Kumar, PCV protects against important pneumococcal strains that can cause serious illness. These infections include:

  • Pneumonia: Pneumococcal bacteria can infect the lungs and cause pneumonia.
  • Meningitis: The bacteria can infect the membranes surrounding the brain and spinal cord.
  • Bloodstream infections: Pneumococci can enter the bloodstream and cause invasive disease.
  • Middle-ear infections: Pneumococcal bacteria can also contribute to ear infections in children.
However, this vaccine cannot prevent all types of pneumonia. There are various microorganisms, including certain bacteria and viruses, which may cause pneumonia.

It is mainly targeted to provide protection against illness caused by the pneumococcal strains covered by the vaccine.

What Is the PCV Vaccine Schedule in India?

PCV is part of India's Universal Immunisation Programme.

According to the National Immunisation Schedule, the vaccine is given during infancy.

Age
PCV dose
6 weeks
PCV-1
14 weeks
PCV-2
9–12 months
Booster
The first two doses help build protection during infancy, while the booster strengthens protection later in the first year of life. Dr Harshit Kumar highlights the importance of completing the recommended schedule for this vaccination. This is because children in their early years are more vulnerable to the invasive form of this disease. You should consult your paediatrician if a dose gets delayed or missed. They may suggest an appropriate catch-up schedule instead of starting the complete vaccine course.


What Are the Side Effects of the PCV Vaccine?

PCV is generally well tolerated. Like other vaccines, it may cause temporary reactions as your baby's immune system responds.

Your baby may experience:

  • Mild fever
  • Irritability or fussiness
  • Reduced appetite
  • Pain, redness or swelling at the injection site
These reactions are usually mild and settle on their own. Serious adverse reactions are uncommon.

If your baby develops difficulty breathing, swelling of the face or throat, severe weakness or another concerning reaction after vaccination, get immediate medical attention.

How Else Can You Protect Your Baby From Pneumonia?

Vaccination is an important part of pneumonia prevention, but it is not the only one. Dr Harshit Kumar points out that other protective measures also matter, including:

  • Providing good nutrition
  • Continuing breastfeeding where appropriate
  • Maintaining good hand hygiene
  • Reducing exposure to polluted or smoky air
  • Getting prompt medical attention if your baby develops breathing difficulties
These measures can support your baby's overall health while vaccination provides specific protection against important pneumococcal strains.

Completing the recommended PCV schedule gives your baby stronger protection during the period when they are particularly vulnerable to serious pneumococcal disease.

Whether you’re pregnant, a new mom, or navigating postpartum, you don’t have to do it alone. Join our support group to connect, share, and support one another.

FAQs on Pneumococcal (PCV) Vaccine: Protecting Babies From Serious Infections

  1. What does the PCV vaccine protect babies against?
    PCV helps protect against serious infections caused by Streptococcus pneumoniae, including pneumonia, meningitis, bloodstream infections and some middle-ear infections.
  2. Can my baby still get pneumonia after receiving PCV?
    Yes. PCV does not protect against every cause of pneumonia. It provides protection against important pneumococcal strains that can cause serious disease.
  3. When is PCV given to babies in India?
    Under India's National Immunisation Schedule, PCV is given at 6 weeks and 14 weeks, followed by a booster at 9–12 months.
Medically Reviewed By:
Dr Harshit Kumar, Consultant – Neonatologist and Paediatrician at Cloudnine Group of Hospitals, Jalandhar