Agios Pharmaceuticals

CStone Pharmaceuticals (HKG: 2616), a China-based biopharmaceutical company, has announced an agreement with French pharmaceutical company Servier that returns exclusive development, manufacturing, and commercialization rights to Tibsovo (ivosidenib) in Greater China, which includes mainland China, Hong Kong, Macau, and Taiwan, as well as Singapore. Originally developed by US-based Agios Pharmaceuticals,…