plasma therapy in coronavirus-infected patients does not help in reducing mortality or progression to severe COVID-19, a multi-centric study funded by the Indian Council of Medical Research (ICMR) has found.The 'open-label parallel-arm phase II multicentre randomized controlled trial' (PLACID Trial) was conducted across 39 public and private hospitals across India between April 22 to July 14 to investigate the effectiveness of convalescent plasma (CP) for the treatment of COVID-19, it said.The convalescent plasma (CP) therapy involves taking antibodies from the blood of a person who has recovered from COVID-19 and transfusing those antibodies into an active coronavirus patient to help kickstart the immune system to fight the infection.A.