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Covid vaccines in development against new Omicron variant – when can we expect them?

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The large number of mutations present on the Omicron coronavirus strain have raised alarm bells in the scientific community. Changes to the binding site for antibodies mean that the resistance provided by previous infections and existing vaccines may not protect against Omicron. Vaccine manufacturers are currently racing to analyse the new virus and determine whether they need to develop and manufacture a new series of vaccines. BioNTech has declared they should be able to manufacture and distribute a modified version of the Pfizer vaccine within 100 days.

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