The Food and Drug Administration on Wednesday authorized updated COVID-19 vaccines, but limited their use for most age groups and rescinded the emergency use authorization that made shots available ...

Amid uncertainty over how the Trump administration would approach mRNA COVID-19 vaccines for the upcoming respiratory virus season, the FDA has approved updated shots from Pfizer and Moderna. But ...

COVID-19 vaccines for children between the ages of 5 and 11 could get the green light from the US Food and Drug Administration sometime this fall, Dr. Anthony Fauci said. "If you look at the studies ...

Dramatic changes wrought by health secretary Robert F. Kennedy Jr. on vaccine regulation in the U.S. are making this year’s launch of the updated Covid-19 shots the rockiest in years, with sharply ...

U.S. regulators approved Pfizer’s updated COVID-19 shot Wednesday but with limits that could complicate access for millions of American adults and children.Pfizer said in a release its vaccine is now ...

The Food and Drug Administration (FDA) on Wednesday approved the updated version of Pfizer’s and Moderna’s COVID-19 vaccines for this upcoming respiratory viral season, but limited the approval to ...

WASHINGTON -- The Biden administration purchased an additional 200 million doses of Pfizer-BioNTech's COVID-19 vaccine to prepare for potential additional vaccine needs in the US, an administration ...

Pfizer Inc said on Monday its experimental vaccine was more than 90% effective in preventing COVID-19 based on initial data from a large study, a major victory in the fight against the pandemic.