1. Patients admitted with RT-PCR confirmed COVID-19 illness. <br/ >2. Age > 18 years <br/ >3. Has any of the two <br/ >a. PaO2/ FiO2: 200-300 <br/ >b. Respiratory Rate > 24/min and SaO2 < 93% on room air <br/ >4. Availability of matched donor plasma at the point of enrolment <br/ >

1. Patients admitted with RT-PCR confirmed COVID-19 illness. <br/ >2. Age > 18 years <br/ >3. Has any of the two <br/ >a. PaO2/ FiO2: 200-300 <br/ >b. Respiratory Rate > 24/min and SaO2 < 93% on room air <br/ >4. Availability of matched donor plasma at the point of enrolment <br/ >

1. Patients admitted with RT-PCR confirmed COVID-19 illness. <br/ >2. Age > 18 years <br/ >3. Has any of the two <br/ >a. PaO2/ FiO2: 200-300 <br/ >b. Respiratory Rate > 24/min and SaO2 < 93% on room air <br/ >4. Availability of matched donor plasma at the point of enrolment <br/ >

1. Patients admitted with RT-PCR confirmed COVID-19 illness. <br/ >2. Age > 18 years <br/ >3. Has any of the two <br/ >a. PaO2/ FiO2: 200-300 <br/ >b. Respiratory Rate > 24/min and SaO2 < 93% on room air <br/ >4. Availability of matched donor plasma at the point of enrolment <br/ >