In Brazil, a study involving chloroquine’s effect on coronavirus patients was stopped after 11 of the 81 participants died, and others developed irregular heart rates, which can increase the risk of potentially fatal arrhythmia. President Trump has repeatedly touted hydroxychloroquine, a derivative of chloroquine, to treat COVID-19.
Chloroquine Study in Brazil Halted After 11 Patients Died
HeadlineApr 13, 2020