FLORHAM PARK, NJ, February 5, 2024 - Shionogi Inc., a U.S. subsidiary of Shionogi & Co., Ltd. (Head Office: Osaka, Japan; President and CEO: Isao Teshirogi, Ph.D.; hereinafter “Shionogi”), announced the appointment of Ramón Polo, MBA, PharmD, Ph.D. as Senior Vice President, Head of Regulatory Affairs.