Shionogi Inc. (U.S.) | 25,165 followers on LinkedIn. Our mission is to supply the best possible medicines to protect the health and well-being of the patients we serve | Since 1878, we have been committed to developing new treatments to improve patients' lives worldwide. We are helping to address global health challenges such as antimicrobial resistance and COVID-19. Since the 1950s, we have discovered and introduced several novel antibiotics, as well as innovative medications for HIV and influenza.