Sarilumab Treatment In cytoKinE Storm Caused by Infection With COVID-19

Treatment with Sarilumab 200 mg IV x 2 doses 24 hours apart for first 5 patients. If no severe AE and no significant improvement within 48 hours, the dose will be increased for subsequent patients to 400 mg IV for the first dose and 200 mg or 400 mg IV for the second dose 24 hours later. Te second dose will be decided at the investigators discretion.