RCT: Another study shows convalescent plasma does not improve outcomes in critically ill patients with Covid-19.

Effect of Convalescent Plasma on Organ Support–Free Days in Critically Ill Patients With COVID-19 A Randomized Clinical Trial – JAMA

Commentary: Convalescent plasma futile as treatment for critically ill COVID-19 patients, study finds – University of Pittsburgh

Related:

RCT: Convalescent plasma does not improve outcomes and may be harmful to hospitalized patients with COVID-19.

NIH study shows no significant benefit of convalescent plasma for COVID-19 outpatients with early symptoms.

M-A: Convalescent plasma is safe but does not improve outcomes in the treatment of COVID-19.

RECOVERY Trial: No benefit from convalescent plasma in patients admitted to hospital with COVID-19.