Results for COVID-19 Convalescent Plasma Still Inconclusive More Than a Year After Emergency Authorization Issued

A lab technician freeze packs donated convalescent plasma donated by recovered COVID-19 patients for shipping to local hospitals at Inova Blood Services in Dulles, Va., on April 22, 2020. Alex Edelman/AFP via Getty Images

News Analysis

Data on the effectiveness of convalescent plasma for hospitalized COVID-19 patients is still inconclusive despite more than a year since the federal authority first issued an emergency use authorization (EUA) for the therapy and many studies have been conducted.