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Sinovac booster shot is 94% efficient against Omicron varaint, claims company
This comes a day after a study found that the two doses of the vaccine failed to generate any detectable antibody response against the fast-spreading variant.

Omicron routs J&J vaccine in lab study, may evade Sinovac and BioNTech too
A study, conducted by scientists at the microbiology department of the University of Hong Kong, showed that insufficient antibodies were generated by the Sinovac and BioNTech products to fend off Omicron.

Published on Dec 15, 2021 01:26 PM IST
Written by Joydeep Bose | Edited by Avik Roy, Hindustan Times, New Delhi
China's Covid-19 vaccine sales drop as nations switch to mRNA shots
The efficacy of China’s inactivated vaccines ranges from about 50% to 80% in clinical trials. But they are less potent than mRNA vaccines and questions are mounting about their effectiveness against the highly transmissible delta variant.

Lead Sinovac scientist dies of suspected Covid as Indonesia mulls booster shot
The death of a leading Indonesian scientist has added questions to the efficacy of the Sinovac vaccine which has been widely used in the fourth-most populous nation.

Published on Jul 08, 2021 04:48 PM IST
Singapore latest to cast doubt over Chinese Sinovac efficacy. Here’s why
Singapore has included only Pfizer and Moderna vaccines in its national vaccination program but has allowed private health clinics to administer Sinovac.

Updated on Jun 20, 2021 09:15 PM IST