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Covid-19 vaccine

Novavax vax 90 per cent effective at preventing Covid infections

In addition to being highly effective in preventing Covid illness of any severity, the vaccine was 100 per cent effective in preventing moderate and severe disease that required hospitalisation, revealed the study published in the New England Journal of Medicine.

This needle-free vax targets new Covid variants

The vaccine -- DIOS-CoVax -- administered through a jet of air uses different technology to fight the disease, which could provide much broader protection against Covid variants and other coronaviruses, the BBC reported.