Chloroquine, left, and hydroxycloroquine have been touted as cures for Covid-19 by US President Donald Trump, despite a lack of evidence supporting his claim. AFP
Chloroquine, left, and hydroxycloroquine have been touted as cures for Covid-19 by US President Donald Trump, despite a lack of evidence supporting his claim. AFP

Bahrain says anti-malarial drug proving effective in battling coronavirus