AstraZeneca’s coronavirus vaccine may be effective for both the protection of the elderly and against a quickly-spreading variant.Oxford University, co-developer of the vaccine, said Friday that its vaccine has similar efficacy against the coronavirus variant, B.1.1.7 as it does to the previously circulating variants.The variant, first identified in the U.K., has since spread to many other parts of the world.
It has also made a mark on Canada, particularly in Ontario and Alberta. AstraZeneca says reports of 8% coronavirus vaccine efficacy in seniors are ‘incorrect’ The variant is considered more easily transmissible, prompting many countries to restrict travel to Britain.