The U.S. Food and Drug Administration approved Novavax’s Covid-19 vaccine, but limited its use to older adults and people over the age of 12 with conditions that put them at risk due to the illness.

Novavax originally showed its vaccine was safe and effective in a 30,000-person clinical trial. The FDA had been on track to ...

RFK Jr’s FDA limits use of Covid vaccine - Vaccine expert says health secretary wants to ‘make vaccines less available, more ...