The 11th-hour attempt by Novo to snatch away Metsera, which Pfizer had agreed to buy in September, has upended debate around ...

Metsera called Pfizer's claims "nonsense" in a follow-up Monday to Pfizer's lawsuit against Metsera and Novo Nordisk.

Novo Nordisk asserts its acquisition of Metsera won't pose antitrust problems as it competes with Pfizer for dominance in the ...

Pfizer has now filed a suit in federal court, following its claim in state court on Friday. It is riding Trump-era political currents in its efforts to save the deal.