Chinese Sinovac just 50% effective against Covid: study


Content Team
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According to a Brazilian study posted online, the vaccine manufactured by China's Sinovac Biotech Limited is just 50% effective in cutting the risk of Covid. The findings were released after studying the effect of vaccine on 9,823 volunteers. As per the Brazilian study, the Sinovac vaccine provided 50% protection against the novel coronavirus, 14 days after the first dose. China is now planning to combine the vaccine doses.