Moderna vaccine could offer protection against coronavirus for couple of years, CEO says – National

Health officials hope Canada will approve Moderna coronavirus vaccine by year’s end - National

Moderna’s COVID-19 mRNA vaccine is likely to offer protection of up to a couple of years, its chief executive said on Thursday, even though more data is still needed to make a definitive assessment.The U.S. biotech company, which stunned the world last year by coming up with a vaccine against the disease caused by the new coronavirus in just a few weeks, received approval for its shot from the European Commission on Wednesday.Given vaccines development and pharmacovigilance usually requires years, the protection duration of COVID-19 shots is a lingering question for scientists and regulators.
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“The nightmare scenario that was described in the media in the spring with a vaccine only working a month or two is, I think, out of the window,” Moderna CEO Stephane Bancel said at an event organized by financial services group Oddo BHF. Story continues below advertisement

“The antibody decay generated by the vaccine in humans goes down very slowly (…) We believe there will be protection potentially for a couple of years.”

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Bancel added his company was about to prove that its vaccine would also be effective against variants of the coronavirus seen in Britain and South Africa.Scientists have said newly developed vaccines should be equally effective against both variants.Reporting by Matthias Blamont and Sarah White; editing by Jason Neely and Emelia Sithole-Matarise

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