Video above: FDA votes to authorize more COVID-19 boosters, mix-and-matching doses in some casesA booster dose of the Pfizer/BioNTech coronavirus vaccine was found to have a high efficacy — 95.6% — ...

The U.S. Food and Drug Administration has authorized booster shots of the Moderna and Pfizer COVID-19 vaccines for all adults ages 18 and older. On Friday, the FDA announced it had amended the ...

A Pfizer-BioNTech Covid-19 booster shot appears to provide strong protection against the omicron variant, while the initial two-dose vaccine may be insufficient to prevent infection, the companies ...

On Tuesday, the Centers for Disease Control and Prevention updated recommendations for booster shots, saying that people who got the Pfizer vaccine should now seek out a booster shot five months after ...

NEW YORK, N.Y. — Pfizer announced Wednesday that data shows a third dose of its COVID-19 vaccine can “strongly” boost protection against the highly transmissible delta variant. The pharmaceutical and ...

PHILADELPHIA -- To help fend off another wave of Covid-19, people will need a fourth dose of vaccine, Pfizer CEO Albert Bourla said Sunday. "Many variants are coming, and Omicron was the first one ...