One vial of Sputnik V contains five doses and takes half an hour to defrost, according to the vaccine's instruction. Russia approved its first Covid-19 vaccine, Sputnik V, in August after testing it on several dozen people in a study with great fanfare from state TV. Sputnik V showed more than 90% efficacy in trials, according to its makers at the Gamaleya National Center of Epidemiology and Biology. Russian President Vladimir Putin has repeatedly voiced support for Sputnik V, saying it has already proven its effectiveness. President Putin has repeatedly voiced support for Sputnik V, saying it has already proven its effectiveness.

Source: CNN December 23, 2020 09:33 UTC