Pfizer CEO Albert Bourla on Sunday said the vaccine maker plans to submit data on a fourth dose of its COVID-19 vaccine to the U.S. Food and Drug Administration because protection after three doses is “not that good against infections” and “doesn’t last very long” when faced with a variant like Omicron.
South Australian police officers who refused to get jabbed against COVID-19 can return to work after the state dropped its vaccine mandates for police on Monday morning.
A recent study of more than a million children shows that Pfizer's mRNA COVID-19 vaccine has negative efficacy for the youngest children it’s recommended for.