1. Maximal 3 days hospitalized at plasma infusion. 2. Age = 18 years and = 85 years3. SARS-CoV-2 infection: confirmed by PCR (BAL, sputum, nasal and/or pharyngeal swap) not longer than 7 days before.4. Symptoms not expected to lead to IC transfer within 6 hours of study plasma administration5. Written informed consent including storing of specimen for future testing

1. Maximal 3 days hospitalized at plasma infusion. 2. Age = 18 years and = 85 years3. SARS-CoV-2 infection: confirmed by PCR (BAL, sputum, nasal and/or pharyngeal swap) not longer than 7 days before.4. Symptoms not expected to lead to IC transfer within 6 hours of study plasma administration5. Written informed consent including storing of specimen for future testing