Shares in Chugai Pharmaceutical, Japan's largest drugmaker, have tumbled the most since 1977 after late-stage trial data on an obesity drug it licensed to Eli Lilly & Co. showed disappointing results. https://www.japantimes.co.jp/business/2025/08/08/companies/chugai-shares-sink/?utm_medium=Social&utm_source=mastodon #business #companies #chugai #health #pharmaceuticals #obesity