April 5, 2020 / Victoria Forster, Contributor Researchers have warned that hydroxychloroquine (HCQ) and chloroquine (CQ), two similar drugs repeatedly touted by President Trump to be promising treatments for COVID-19, may be toxic when combined with a common diabetes drug. The new study was published online on scientific pre-print server BioRxiv and shows that 30-40% of mice treated with a combination …