Anti-MERS-CoV Convalescent Plasma Therapy

Inclusion Criteria: * Age greater than or equal to 14 years of age * Inpatients who are MERS-COV positive (by PCR) * Willingness to have blood, respiratory and urine samples obtained and stored for subsequent analysis. Exclusion Criteria: * Clinical evidence (in the judgment of the site investigator) that the etiology of illness is primarily not MERS-CoV in origin. * History of allergic reaction to blood or plasma products (as judged by the investigator) * Known IgA deficiency * Medical conditions in which receipt of 500mL volume may be detrimental to the patient (e.g., decompensated congestive heart failure) * Females who are pregnant or breast feeding.