Chinese COVID-19 vaccine far less effective than initially claimed in Brazil, sparking concerns

January 13, 2021

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.

While the number exceeds the threshold required for regulatory approval, it falls far below the 78% previously announced , raising questions as to the veracity of the data and fueling skepticism over the apparent lack of transparency regarding Chinese vaccines .…

The post Chinese COVID-19 vaccine far less effective than initially claimed in Brazil, sparking concerns appeared first on ChinaPulse.com.

Comments are closed.