Increased time between Novavax Covid-19 vaccine doses ‘of very little concern’

Interim trial results suggest the new Novavax vaccine is 89% effective at preventing Covid-19 in people who received two doses of the vaccine 21 days apart.

Extension of time between Novavax Covid-19 vaccine ‘of very little concern’. Picture: Kirsty O’Connor/PA

Extending the time between doses of the Novavax coronavirus vaccine is of “very little concern”, an expert has said.

The chief investigator behind a new highly effective jab from the American firm said leaving a longer gap between jabs is unlikely to have a negative impact on effectiveness – and may even increase it.