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 ...

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 ...

In new data released by the Food and Drug Administration on Wednesday, Pfizer said vaccine booster shots would restore protection against COVID-19 to up to 95% in real-world settings, CNBC and ABC ...

Pfizer said Wednesday that a booster of its COVID-19 vaccine may offer important protection against the new omicron variant even though the initial two doses appear significantly less effective.

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 ...

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 ...

The Food and Drug Administration will likely authorize Pfizer's COVID-19 booster shot for adolescents aged 12 to 15 by next week, The Washington Post and The New York Times reported on Thursday. The ...

The Food and Drug Administration has issued approval for a booster shot of Pfizer's COVID-19 vaccine for children as young as 12. The Pfizer vaccine is the first booster shot to receive emergency ...