Pfizer bets big on obesity to offset major patent cliff
辉瑞押注减重赛道，以对冲重大专利悬崖风险

Pfizer said it plans to start 15 new studies in obesity next year, many of them in Phase 3, as it seeks to replace about $17 billion in lost revenue by the end of the decade.
辉瑞表示，计划明年在肥胖领域启动15项新研究，其中多项进入三期试验，力争在本十年末前弥补约170亿美元的营收损失。