COVID has generated unprecedented levels of interest in antiviral medicines, but they’re just the latest in a long line of antivirals going back almost 70 years. The latest edition of Periodic Graphics in Chemical & Engineering News looks at some of the key drugs, from the first antiviral to be approved to antivirals for HIV and Influenza, as well as briefly summarizing how some of these compounds work. View the full graphic on the C&EN site.