Steven Gerrard
Member
![]()
Concerns grow as Chinese Covid-19 vaccine far less effective than initially claimed in Brazil
A leading Chinese Covid-19 vaccine developed by Sinovac Biotech was just 50.38% effective in late-stage trials in Brazil, significantly lower than earlier results showed, according to a statement published by the government of Sao Paulo Tuesday.edition.cnn.com
![]()
Sinovac: Brazil results show Chinese vaccine 50.4% effective
Latest results show Sinovac's Covid-19 vaccine is less effective in Brazil than previously suggested.www.bbc.com
UAE is using sinopharm not sinovac.
according to UAE data sinopharm is 79-80% effective.