Pneumococcal Polysaccharide-23 Vaccine Fact Sheet
Revised September 2018
The vaccine protects against 23 types of pneumococcal bacteria. The vaccine is more than 80 per cent effective for healthy young adults. Vaccine effectiveness may range between 50 to 80 per cent for older adults and persons in poor health. A booster may be needed for persons with certain health conditions.
Possible Side Effects and Risks
Common side effects are redness, swelling, pain and hardening at the injection site. It may also include headache, weakness, feeling tired and muscle pain.
In rare cases, serious reactions such as trouble breathing, rash, swelling in the throat and face may occur and can be treated. These rare occurrences are usually temporary. Please stay at the clinic for 15 minutes after vaccination so staff can monitor for any reactions.
People Who Should Get the Vaccine
- adults 65 years or older
- individuals with certain chronic health conditions
- long-term care residents and residents in chronic care facilities
- close contacts during outbreak situations
The vaccine can be given at the same time as other vaccines including influenza.
People Who Should Not Get the Vaccine
- younger than two years old
- have received the pneumococcal conjugate (Prevnar13®) in the last eight weeks
- have severe allergies to vaccine ingredient: phenol
- have had a severe reaction to a pneumococcal or diphtheria toxoid-containing vaccine
- if you have fever, severe bleeding or uncontrolled seizures
Invasive Pneumococcal Disease
The disease mostly affects the very young, the elderly and persons with health conditions. Infection may present as meningitis, blood infection, pneumonia and/or ear infections. Vaccination is your best protection.
Talk to your health care provider or call our Immunization Information Centre at 416-392-1250.