Everyone born in 2009 or before (turning 12+) can get their first and second doses now. Third doses are available to some people most at risk of severe illness (currently age 75+ or with past transplant or currently on chemotherapy).
In Sep 2021 Health Canada and PHAC tweeted: "The Pfizer-BioNTech vaccine will now be named Comirnaty, the Moderna vaccine will be named SpikeVax, and the AstraZeneca vaccine will be named Vaxzevria.
Status: as at end of Oct 2021 we are only able to acquire the Pfizer vaccine ..