Inclusion Criteria:  Adult patients at least 18 ys. of age Ability to understand and sign informed consent form End stage kidney disease of any cause, requiring hemodialysis COVID-19 disease (with at least one positive SARS-CoV-2 RT-PCR or COVID-19 antigene quick test) Radiologic evidence for pneumonia Need for oxygen supplemental oxygen  Exclusion Criteria:  Hemodynamically unstable patients (systolic blood pressure <90Hgmm; heart rate>120/min) Significant liver enzyme elevation at screening (ASAT or ALAT >2.5×ULN) QTc > 470 msec at baseline ECG (Bazett formule) Need for mechanical ventilation or intensive care unit admission Limited life expectancy (<3 months)