Seikagaku, Ono Pharma plan next steps for arthritis drug after positive Japan phase III results June 16, 2020 By Gina Lee No Comments HONG KONG – Japan’s Seikagaku Corp. is contemplating the next move for its ONO-5704/SI-613 (diclofenac etalhyaluronate), a treatment for arthritis that it is co-developing with fellow Japanese company Ono Pharmaceutical Co. Ltd.Read More