Pfizer’s shares, after a year of modest growth, recently fell following a cautious outlook for 2026, emphasizing ongoing ...

Pfizer announced Wednesday that its COVID-19 vaccine is safe and strongly protective in kids as young as 12, a step toward possibly beginning shots in this age group before they head back to school in ...

A patient who was being treated with Pfizer's hemophilia drug, Hympavzi, as part of a long-term study died after experiencing ...

FILE - The Pfizer logo is displayed at the company's headquarters, Friday, Feb. 5, 2021, in New York. (AP Photo/Mark Lennihan, File) WASHINGTON (AP) — Drugmaker Pfizer has agreed to lower drug costs ...

FILE - The Pfizer logo is displayed at the company's headquarters, Friday, Feb. 5, 2021, in New York. (AP Photo/Mark Lennihan, File) NEW YORK (AP) — U.S. pharmaceutical giant Pfizer signed a deal to ...

A second Theranos trial focused on Elizabeth Holmes' former partner and boyfriend continues Tuesday, with prosecutors zeroing in on Sunny Balwani's involvement with the company. Prosecutors tried to ...

Pfizer Metsera Lawsuit FILE - The Pfizer logo is displayed at the company's headquarters, Friday, Feb. 5, 2021, in New York. (AP Photo/Mark Lennihan, File) (Copyright ...