China Approves SinoVac's CoronaVac, As 50.6% Efficacy Reported
Slow Roll-Out Despite Looming New Year Holiday
SinoVac has obtained conditional approval in China for its COVID-19 vaccine CoronaVac, while new clinical data released by the company show a large difference in protection rates in two separate trials, in one case barely above the WHO threshold.
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Bharat Biotech’s COVID-19 vaccine has shown 80.6% efficacy in interim data from Phase III clinical trials, slightly better than the 79.3% reported by Sinopharm and significantly higher than Sinovac’s 50.6% for their vaccines based on similar technology. Supply deals are already on the way, with Brazil having signed up for 200 million doses.
A WHO team concludes a high-profile investigation in Wuhan, where the first coronavirus cases surfaced over a year ago, while a single-dose vaccine from China's CanSino is on the way.
Facing a slow roll-out of COVID-19 vaccines, China is implementing more promotional measures and increasing the pressure on the public to get inoculated. Vaccine diplomacy efforts meanwhile are facing challenges.