When Trump and Navarro repeatedly touted hydroxychloroquine as a potential treatment for coronavirus, Fauci pushed back both internally and at task force briefings, arguing there was only anecdotal evidence about the drug’s efficacy. The Food and Drug Administration eventually revoked its temporary authorization after evidence showed it was not effective against covid-19 and could be dangerous for some patients.
https://www.msn.com/en-us/news/other/fauci-is-sidelined-by-the-white-house-as-he-steps-up-blunt-talk-on-pandemic/ar-BB16CJoa?ocid=msedgdhp
Hydroxychloroquine lowers COVID-19 death rate, Henry Ford Health study finds
https://www.detroitnews.com/story/news/local/michigan/2020/07/02/michigan-henry-ford-health-study-finds-hydroxychloroquine-lowers-covid-19-death-rate/5365090002/