"Chloroquine is a Potent Inhibitor of SARS Coronavirus Infection and Spread" - genuinely curious why this wasn't used here in the US and blacklisted as treatment?

"Chloroquine is a Potent Inhibitor of SARS Coronavirus Infection and Spread" - genuinely curious why this wasn't used here in the US and blacklisted as treatment?: https://ift.tt/2X4KIiL Read more... https://ift.tt/2M1psXq