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 ...

WASHINGTON — Pfizer and Moderna say the Food and Drug Administration have opened up COVID-19 booster shots to all adults, letting them choose another dose of either vaccine. The move expands 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 ...

NEW YORK -- In the next month, millions of Americans will get ready to roll up their sleeves for a third dose of the COVID-19 vaccine. But when it comes to booster shots, it's not as simple as "more ...

There’s been quite a bit of news about COVID-19 booster shots lately, and it’s been more confusing than reassuring. Public health officials don’t agree on whether everyone needs a booster yet, and in ...

Federal prosecutors in Manhattan are probing a claim by British drugmaker GSK that Pfizer delayed announcing its COVID shot's success in 2020 until after that year's election, the Wall Street Journal ...