Pfizer and BioNTech said Wednesday that initial lab tests show that the omicron variant partly escapes protection offered by the companies' two-dose regimen of their COVID-19 vaccine. However, those ...

A third dose of the Pfizer/BioNTech COVID-19 vaccine can "strongly" boost protection against the delta variant -- beyond the protection afforded by the standard two doses, suggests new data released ...

Vermont has opened registration to those 80 and older who are eligible for a booster shot of Pfizer’s COVID-19 vaccine. The state’s announcement on Thursday came hours after an advisory group within ...

The group will discus and vote on whether to recommend Pfizer booster shots. The Food and Drug Administration's independent advisory committee will convene in open session Friday to review the latest ...

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 ...

A Pfizer-BioNTech COVID-19 vaccine vial. The Baker-Polito administration announced in a state press release Friday that Massachusetts residents 65 years of age or older and those with vulnerabilities ...

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% — ...

PHILADELPHIA (WPVI) -- The US Food and Drug Administration has granted emergency use authorization for a booster dose of Pfizer/BioNTech's COVID-19 vaccine for children ages 5 to 11 at least five ...

Pfizer on Monday announced it submitted data to the Food and Drug Administration regarding the results of Phase 1 trials for a potential COVID-19 vaccine booster shot. In a press release, Pfizer said ...

RUNNEMEDE, New Jersey (WPVI) -- This week, Pfizer asked the FDA for authorization of a second COVID-19 booster shot for senior citizens to fight waning immunity. On Thursday, Moderna asked for that ...

Pfizer CEO Albert Bourla appeared on ABC's "This Week." Pfizer CEO Albert Bourla said on ABC's "This Week" Sunday it's possible to provide both COVID-19 booster shots as well as doses for people who ...