EYECARE: Coronavirus BRIEFING: Crisis Response Tactics Mix-and-Match COVID Boosters: Why They Just Might Work By Staff Tuesday, October 19, 2021 8:05 AM The Food and Drug Administration seems likely to allow Americans to switch vaccines when choosing a COVID-19 booster shot. That authorization, which could come this week, is the latest development in a long-running debate over whether a mix-and-match strategy helps protect people from the coronavirus. Here are answers to some common questions about mixing and matching booster shots. Head over to The New York Times to read the full story.