ZURICH, Switzerland (AFP) — Swiss pharmaceutical giant Roche said Thursday that it is planning to test whether a mix of its arthritis drug tocilizumab and Gilead’s antiviral drug remdesivir could treat severe cases of COVID-19 effectively. Roche said in a statement that it had joined forces with Gilead for a global phase III clinical trial evaluating the safety and efficacy of using tocilizumab — sold under the brand names Actemra and RoAcemtra — combined with […]