Pfizer sues to block Novo Nordisk's bid for Metsera in high-stakes pharma clash

Core Viewpoint - Pfizer has intensified its legal battle against obesity biotech Metsera by filing a lawsuit against both Metsera and Novo Nordisk in the Delaware Court of Chancery on October 31 [1] Group 1: Legal Actions - The lawsuit challenges Novo Nordisk's marketing practices related to its obesity treatments [1] - Pfizer's legal strategy aims to protect its interests in the obesity treatment market [1] Group 2: Market Implications - The litigation could have significant implications for the competitive landscape in the obesity treatment sector [1] - Pfizer's actions may influence investor sentiment and market dynamics surrounding obesity biotechs [1]