US FDA clears Moderna, J&J booster shots; backs Covid-19 vaccine mixing

Pfizer and BioNTech said a booster shot of their Covid-19 vaccine restored full protection in a large study, results that are likely to bolster the argument for giving a third dose more widely

The US Food and Drug Administration (FDA) cleared a path for millions more Americans to receive Covid-19 vaccine booster shots, as the nation looks to bolster its defenses and prevent another virus surge.
 

The agency said in a statement on Wednesday that Moderna vaccine recipients 65 and over can receive a third shot, as can adults aged 18 and above who are at high risk of severe Covid or with frequent institutional or occupational exposure to the virus that causes the disease.
 

Additionally, all J&J recipients 18 and older are eligible for a booster shot at least two months after