Let’s talk about the really good news out last week about dexamethasone (“dex” as we docs lovingly call it) to treat serious COVID19. And let’s also talk about rapid scientific announcements, flatting the curve, and the declining COVID19 fatality rate seen these days. 1/

2/ This is indeed a meaningful advance. Dex – a widely available, cheap, and well understood drug – reduces (but doesn’t eliminate) mortality from serious COVID19. Publicly announced on June 18, 2020 and posted on @medrxivpreprint on June 22. medrxiv.org/content/10.110…