A Phase II, Open Label, Randomized Controlled Trial to Assess the Safety and Efficacy of Convalescent Plasma to Limit COVID-19 Associated Complications

Pathak et al., NCT04374487, NCT04374487, Aug 2021
100 patient convalescent plasma late treatment RCT with results not reported over 5 years after completion.
29 convalescent plasma RCTs have results missing long after expected1-29
The trials report a total of 3,534 patients, with 15 trials having actual enrollment of 1,143, and the remainder estimated.
Pathak et al., 9 Aug 2021, Randomized Controlled Trial, India, trial NCT04374487 (history).
Late treatment
is less effective