Connecticut-based Pfizer Inc. said Thursday that it has completed the successful acquisition of Metsera, Inc., which is “a clinical-stage biopharmaceutical company accelerating the next generation of ...

A Pfizer drug designed to address a severe problem associated with sickle cell disease failed to beat a placebo in a Phase 3 clinical trial. It’s the latest setback for Pfizer in this inherited blood ...

Pfizer is a well-run pharmaceutical company with a long and rich history. Like all drug makers, Pfizer has to deal with patent expirations. Pfizer is also facing headwinds from a shifting view of the ...