Covid Deaths Lowered in Trial of Tocilizumab and Sarilumab January 8, 2021 Auto Bot Clinical Trials, Coronavirus (2019-nCoV), Deaths (Fatalities), Dexamethasone (Drug), Immune System, Research, your-feed-healthcare 0 The big dip in mortality shown in the trial of about 800 patients has caught some experts by surprise because previous studies of the drugs showed little benefit.