Brazil trial finds efficacy of Sinovac vaccine at 50.4 percent

A coronavirus vaccine developed by China’s Sinovac Biotech was found to be just 50.4 percent effective at preventing symptomatic infections of COVID-19 in a Brazilian trial, researchers said on Tuesday, barely enough for regulatory approval and well below the rate announced last

Sinovac secures $515m to double vaccine-production capacity

The Chinese firm has already reached deals to supply the CoronaVac inoculation to countries including Indonesia and Turkey. China’s Sinovac Biotech has secured $515m in funding to double the production capacity of its coronavirus vaccine, it said on Monday, with efficacy data