Novavax says its COVID-19 vaccine is proving safe and effective for kids as young as 12. The Maryland-based company makes a protein-based vaccine that's been cleared for use in adults in parts of the ...

Novavax says its COVID-19 vaccine appears 89% effective, based on early findings from a British study. According to USA Today, the two-dose vaccine was just 60% effective in the South African trial.

Vaccine maker Novavax says its shot is highly effective against COVID-19 and also protects against variants. The Maryland-based company on Monday announced results from a large, late-stage study in ...

LONDON (AP) - Novavax Inc. said Thursday that its COVID-19 vaccine appears 89% effective based on early findings from a British study and that it also seems to work — though not quite as well — ...