Canada to Get up to 1.1 Million More Doses by March Through Global Vaccine Alliance

A health-care worker prepares a dose of the Pfizer-BioNTech COVID-19 vaccine at a UHN COVID-19 vaccine clinic in Toronto on Jan. 7, 2021. Nathan Denette/The Canadian Press

OTTAWA—Canada could get more than one million additional doses of COVID-19 vaccine by the end of March through a global vaccine sharing initiative known as COVAX.

But as with most things COVID-19, vaccine-related deliveries are mired in the uncertainty of regulatory reviews and potential production delays.