Study of Abatacept in the Treatment of Hospitalized COVID-19 Participants With Respiratory Compromise

Inclusion Criteria

• •A confirmed virological diagnosis of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection (by reverse-transcription polymerase chain reaction (RT-PCR)).
• •Hospitalized (or in the Emergency Department awaiting a bed after hospitalization)
• •Respiratory compromise as defined by requirement of oxygen supplementation to maintain oxygen saturation ≥ 93% but not requiring mechanical ventilation
• •Abnormal chest X-ray consistent with COVID-19 and not indicating other serious medical condition that would serve as an exclusionary criteria
• •Women and men must agree to follow specific methods of contraception, if applicable