A former Pfizer Inc. scientist denied an allegation made by House Republicans that he conspired to delay the release of Covid ...

There is positive vaccine news on the Covid-19 variant front, more emotional testimony from the Derek Chauvin trial and it's possibly the best day of the year for baseball fans. Here's what we're ...

House Judiciary subpoenas ex-Pfizer exec Philip Dormitzer amid claims the COVID-19 vaccine announcement was delayed to avoid influencing the 2020 election.

Pfizer's early data shows COVID-19 vaccine is more than 90% effective 03:51. London — U.S. drugmaker Pfizer said Monday that human trials suggest its coronavirus vaccine is 90% effective at ...

When the FDA released a 53-page briefing document on Pfizer’s COVID-19 mRNA vaccine candidate yesterday, most readers zeroed in on the shot’s high efficacy in a wide range of demographic groups.

It is true that Pfizer had scheduled the first analysis of its data after 32 of its 30,000 trial participants reported cases of COVID-19 — and thought it'd be ready before Election Day.

In a 17-4 vote, an expert committee concluded that the scientific evidence supports the authorization of the COVID-19 vaccine from Pfizer and BioNTech for emergency use during the pandemic.

But experts told USA TODAY the claim is based off a misinterpretation of data from a post-surveillance data report published in 2021, in which Pfizer tracked cases of adverse events and fatalities ...

T he efficacy of the Covid-19 vaccine developed by Pfizer and BioNTech fell from 96% to 84% over six months, according to data released Wednesday, a decline that could fuel Pfizer’s case that a ...

Pfizer said Wednesday that a final assessment of trial data on the COVID-19 vaccine it developed in conjunction with German company BioNTech showed it was 95% effective, and that it would apply ...

On Monday, pharmaceutical giant Pfizer released more data on its anti-COVID-19 drug, named Paxlovid. The company had released its initial data on the drug in early November, and it looked ...

Pfizer Inc and BioNTech's vaccine was 73.2% effective in preventing COVID-19 among children aged 6 months through 4 years, new data from the companies showed on Tuesday, two months after the U.S ...