Overview Tocilizumab for Prevention of Respiratory Failure in Patients With Severe COVID-19 Infection Status: Active, not recruiting Trial end date: 2022-05-01 Target enrollment: Participant gender: Summary The purpose of this study is to find out whether the study drug tocilizumab is an effective treatment for COVID-19 infection. Phase: Phase 2 Details Lead Sponsor: Memorial Sloan Kettering Cancer Center