Russia says its Sputnik V COVID-19 vaccine is 92% effective Experts welcomed the news but warned that the results were only based on a small number of trial volunteers who had contracted COVID-19. Russia says Sputnik V COVID-19 vaccine is 92 percent effectiveRussia’s announcement follows Pfizer and BioNTech, which said their shot was also more than 90 percent effective. Russia says its Sputnik V COVID-19 vaccine is 92% effectiveRussia's Sputnik V vaccine is 92% effective at protecting people from COVID-19 according to interim trial results, the country's sovereign wealth fund said on Wednesday, as Moscow rushes to keep pace with Western drugmakers in the race for a shot. Russia says its Sputnik V COVID-19 vaccine is 92% effectiveRussia's Sputnik V vaccine is 92% effective at protecting people from COVID-19 according to interim trial results, the country's sovereign wealth fund said on Wednesday, as Moscow rushes to keep pace with Western drugmakers in the race for a shot. Russia claims its Covid vaccine is 92% effectiveAnnouncement comes days after US-German jab reported 90 per cent efficacy Russia says its COVID-19 vaccine is 92% effectiveInterim results announced for Sputnik V's Phase III trials; Moscow's health minister lauds developments as best path to defeat coronavirus Russia says its Sputnik V COVID-19 vaccine is 92% effectiveRussia's Sputnik V vaccine is 92% effective at protecting people from COVID-19 according to interim trial results, the country's sovereign wealth fund said on Wednesday, as Moscow rushes to keep pace with Western drugmakers in the race for a shot. All Russian Covid vaccines are effective, says PutinVladimir Putin said Moscow was ready to cooperate with other countries on vaccine development but urged against politicising the process.