First and Second Doses
All individuals aged five and older can get vaccinated with first and second doses of COVID-19 vaccine. Children must be five years of age or older on the day of their appointment to receive a vaccine.
It is recommended by the National Advisory Committee on Immunization (NACI) that you wait eight weeks after your first dose of the COVID-19 vaccine before getting your second dose.
For more information visit: Getting the COVID-19 vaccine | COVID-19 (coronavirus) in Ontario
Booster Doses (Third and Fourth)
All Ontarians aged 12 and over can receive a third (booster) dose of the COVID-19 vaccine. Those 18 and over can get a third dose (booster) three months (84 days) after their last dose, and those 12 to 17 can get a booster six months (168 days) after their last dose.
You can receive a fourth dose (booster) at a recommended interval of five months (140 days) after your third dose if you are:
- 60 years old or older
- First Nation, Inuit and Métis individuals aged 18 and over or a non-Indigenous household member aged 18 and over
This may be given as early as three months (84 days).
Special populations
You can receive a fourth dose (booster) three months (84 days) after your third dose if you are a resident of a:
- long-term care home
- retirement homes
- elder care lodge
- other congregate setting that provide assisted-living and health services to older adults
Three-dose primary series and boosters for individuals who are immunocompromised
Some individuals who are immunocompromised can get a third dose of the COVID-19 vaccine eight weeks after their second dose as part of an extended primary series. This includes eligible children aged five to 11 years old.
In addition, eligible immunocompromised individuals aged 12 and over can receive a fourth dose (booster) after their third dose.
More Information
For more information visit: Getting the COVID-19 vaccine | COVID-19 (coronavirus) in Ontario
For more information about vaccine booster dose recommendations visit: COVID-19 Vaccine Third Dose Recommendations (gov.on.ca).