Russia says its Covid-19 vaccine is 92% effective, hours after Pfizer’s announcement
But Russia, which registered Sputnik V in August, has faced scepticism by scientists and pharmaceutical firms
Moscow — The developer of Russia’s flagship vaccine against Covid-19 said it showed a 92% efficacy rate in preventing cases of the illness, as the country pushes for a top slot in the fight against the coronavirus after a rival product by Pfizer reported a similar breakthrough.
The preliminary phase 3 findings are based on results from 20,000 volunteers who were given the first dose, including more than 16,000 who also received a second injection, its developers, Gamaleya Research Institute of Epidemiology and Microbiology and the Russian Direct Investment Fund, said in an announcement on Twitter on Wednesday...
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