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China NMPA approved SINOVAC Omicron-specific vaccine for clinical trial


April 26, 2022, Sinovac Biotech Ltd. (“SINOVAC”) announced that its inactivated COVID-19 vaccine (Omicron strain) has been approved for clinical trial in China.
SINOVAC continuously carried out the development of COVID-19 vaccines targeting the Gamma and Delta strains during 2021. When the Omicron variant was first reported to WHO on November 24, SINOVAC quickly obtained the strain by early December, actively promoting development and preclinical research that has demonstrated the vaccine is safe and effective in animals.
In February 2022, SINOVAC began submitting clinical applications for its Omicron-specific COVID-19 vaccine to countries and regions globally. Following the Hong Kong approval of the clinical trial announced on April 14, this is the 2nd approval for the SINOVAC Omicron strain inactivated vaccine. SINOVAC will continue its extensive cooperation with global partners to promote research on its vaccine based on the original COVID-19 strain against emerging variants, as well as clinical research on sequential immunization of new variant strain vaccines, to evaluate their safety and effectiveness.



Sinovac Biotech Ltd. (SINOVAC) is a China-based biopharmaceutical company that focuses on the R&D, manufacturing, and commercialization of biomedical products that protect against human diseases.

SINOVAC's product portfolio includes vaccines against COVID-19, enterovirus 71 (EV71) infected hand-foot-mouth disease (HFMD), hepatitis A, varicella, influenza, poliomyelitis, pneumococcal disease, mumps, etc.

The COVID-19 vaccine, CoronaVac®, has been approved for use in more than 60 countries and regions worldwide. The hepatitis A vaccine, Healive®, passed WHO prequalification requirements in 2017. The EV71 vaccine, Inlive®, is an innovative vaccine under "Category 1 Preventative Biological Products" and commercialized in China in 2016. In 2022, SINOVAC's Sabin-strain inactivated polio vaccine (sIPV) and varicella vaccine were prequalified by the WHO.

SINOVAC was the first company to be granted approval for its H1N1 influenza vaccine Panflu.1®, which has supplied the Chinese government's vaccination campaign and stockpiling program. The Company is also the only supplier of the H5N1 pandemic influenza vaccine, Panflu®, to the Chinese government stockpiling program.

SINOVAC continually dedicates itself to pipeline development including but not limited to new technology, new vaccines as well as other biomedical products. We will constantly explore global opportunities of strategic expansion.


For more information, please visit the Company’s website at



Sinovac Biotech Ltd. 

PR Team