Pfizer Asks FDA To Greenlight Covid Vaccine For Children Under 5

Topline Pfizer has asked the Food and Drug Administration to authorize its three-dose Covid-19 vaccine for children under 5, the company announced Wednesday evening, a move that could extend protectio...

Pfizer May Have Omicron-Optimized Covid Vaccine Ready By Fall, CEO Says

Topline Pfizer and BioNTech could finish work by the fall on a new version of its Covid-19 vaccine that can better protect against the omicron variant while still being effective against other known s...