US to buy 500 million Pfizer vaccines to share globally

Two hundred million doses — enough to fully protect 100 million people — would be shared this year, with the balance to be donated in the first half of 2022, sources said

File Picture: PA

The US will buy 500 million more doses of the Pfizer Covid-19 vaccine to share through the global Covax alliance for donation to 92 lower income countries and the African Union over the next year, reports say.

President Joe Biden was set to make the announcement on Thursday in a speech before the start of the Group of Seven summit.