SINOVAC
Sinovac Biotech Ltd. (“SINOVAC” or the “Company”) (NASDAQ: SVA), a leading provider of biopharmaceutical products in China, today announced that it received prequalification from the World Health Organization (WHO) for its live attenuated varicella vaccine on November 3, 2022. This marks the first WHO prequalified Chinese varicella vaccine and the fourth SINOVAC vaccine to receive WHO approval.
The varicella vaccine is derived from the Oka strain and propagated in SINOVAC’s proprietary Human Diploid Cell (SV-1 strain), which is made by culturing and harvesting the virus, adding stabilizers and freeze-drying.
According to a phase III efficacy study, the seroconversion rate of the vaccinated children group, ages 1 to 12 years old, was 97.1%; the efficacy of the vaccine was 87.1% against varicella and 89.2% for breakthrough varicella. The vaccine provides 100% protection against moderate and severe cases.
Mr. Weidong Yin, Chairman, President and CEO of Sinovac, commented, “Now that SINOVAC has received WHO prequalification for our varicella vaccine, we can provide a new weapon for prevention and control of infectious diseases globally. In the future, we will continue to work on more clinical trials, registrations and approvals for vaccines worldwide, to offer the world high-quality vaccines and ensure the accessibility and affordability of these public goods.”
Previously, three other vaccines by SINOVAC were also approved by WHO in various uses and conditions, including Healive® (the hepatitis A vaccine), CoronaVac® (the COVID-19 vaccine) and the Sabin-strain inactivated polio vaccine.
SINOVAC has been acting on its mission to “Supply Vaccines to Eliminate Human Diseases”. So far, SINOVAC’s vaccines have been distributed to more than 80 countries and regions around the world. The Company offers high-quality and affordable vaccines for global prevention and control of infectious diseases.
About SINOVAC
Sinovac Biotech Ltd., (SINOVAC) is a China-based biopharmaceutical company that focuses on the R&D, manufacturing, and commercialization of vaccines that protect against human infectious diseases.
SINOVAC’s product portfolio includes vaccines against COVID-19, enterovirus 71 (EV71) infected Hand-Foot-Mouth disease (HFMD), hepatitis A and B, seasonal influenza, pneumococcal disease, H5N1 pandemic influenza (avian flu), H1N1 influenza (swine flu), varicella, mumps, poliomyelitis, 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 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 new vaccine R&D, with more combination vaccine products in its pipeline, and constantly explores global market opportunities. SINOVAC plans to conduct more extensive and in-depth trade and cooperation with additional countries, and business and industry organizations.
For more information, please see the Company’s website at www.sinovac.com.
To view this piece of content from cts.businesswire.com, please give your consent at the top of this page.
View source version on businesswire.com: https://www.businesswire.com/news/home/20221103006414/en/
About Business Wire
Subscribe to releases from Business Wire
Subscribe to all the latest releases from Business Wire by registering your e-mail address below. You can unsubscribe at any time.
Latest releases from Business Wire
EIG Acquires a 49.87% Stake in Transportadora de Gas del Perú (TgP)19.12.2025 18:42:00 CET | Press release
EIG, through its managed investment vehicles, acquired a 49.87% equity stake in Transportadora de Gas del Perú S.A. (“TgP”) from Canada Pension Plan Investment Board today. TgP operates Peru’s principal natural gas and natural gas liquids pipelines under a long-term concession, supplying approximately 40% of the country’s power generation. “We are delighted to complete this transaction and embark on the next chapter of our partnership with TgP,” said Matt Hartman, EIG’s Global Head of Infrastructure. “Our priority is to support TgP’s operational excellence and long-term stability, delivering value for customers and stakeholders throughout Peru.” About EIG EIG is a leading institutional investor in the global energy and infrastructure sectors with $24.3 billion assets under management as of September 30, 2025. EIG specializes in private investments in energy and energy-related infrastructure on a global basis. During its 43-year history, EIG has committed over $51.7 billion to the energ
CyberArk Named a Leader in IDC MarketScape: Worldwide Integrated Solutions for Identity Security 202519.12.2025 17:00:00 CET | Press release
Unified platform uses AI and automation to accelerate time-intensive workflows, streamline operations and improve threat detectionEnables CISOs to consolidate cybersecurity stack, optimizing total cost of ownership CyberArk (NASDAQ: CYBR), the global leader in identity security, today announced that it has been recognized as a Leader in the IDC MarketScape: Worldwide Integrated Solutions for Identity Security 2025 Vendor Assessment. CyberArk extends dynamic privilege controls across all identity types with its unified platform, enabling organizations to improve efficiencies and streamline security operations. This IDC MarketScape report notes, “More change has occurred in the identity security marketplace in the past two years than in almost a decade. Vendors are entering a new phase defined by the emergence of intelligence technologies, none of which are specifically defined by any industry standards. Though different by design, the new adjacent IAM offerings are largely focused on im
New York Liberty and Ant International’s Alipay+ Announce Multiyear Partnership Focused on Empowerment, Sustainability and Youth Development19.12.2025 14:30:00 CET | Press release
Ant International’s Alipay+ Named an Official Sponsor and Innovation Partner for Sustainability of the Team The New York Liberty and Ant International’s Alipay+, a leading cross-border fintech services platform based in Singapore, today announced a multiyear partnership, making Alipay+ an Official Sponsor and Innovation Partner for Sustainability of the New York Liberty. Through this partnership, Alipay+ and the Liberty will jointly support community programs designed to advance community empowerment, environmental sustainability and youth development across New York City. This press release features multimedia. View the full release here: https://www.businesswire.com/news/home/20251219678825/en/ Peng Yang, CEO, Ant International and Clara Wu Tsai, Vice Chair, Brooklyn Sports and Entertainment; Governor, New York Liberty “Our partnership with Alipay+ goes beyond the game,” said Keia Clarke, Chief Executive Officer, New York Liberty. “Together, we are investing in the future of New York
Parse Biosciences and Codebreaker Labs Partner to Apply Whole Transcriptome Single Cell Profiling and Causal Genomics at Scale19.12.2025 14:00:00 CET | Press release
Collaboration pairs robust synthetic biology platform with massive scale single cell sequencing to overcome long-standing challenges in variant mapping Parse Biosciences, the leading provider of scalable and accessible single cell sequencing solutions, today announced a collaboration with Codebreaker Labs to develop and validate a breakthrough platform capable of testing thousands of genetic variants in parallel and measuring their effects at single cell resolution. By combining Codebreaker’s synthetic biology platform and variant engineering capabilities with the scale and accessibility of Parse’s Evercode™ technology, the collaboration aims to generate the causal data increasingly sought by AI developers, drug discovery teams, and clinical researchers. Today’s genomic studies rely heavily on observational data, or variants that appear in large populations. But rare and private variants, often only seen in one individual or family, are nearly impossible to study this way because too f
Cinemo Launches Cinemo ICO™, Accelerating the AI-Driven Intelligent Cockpit19.12.2025 11:00:00 CET | Press release
The future of in-car intelligence, delivered today for hyper-personalized, safer, smarter, and more exceptional journeys Cinemo, a global leader and highly innovative one-stop-shop provider for fully integrated digital media products announces today the launch of its next-generation, AI-powered cockpit solutions - Cinemo ICO™. By bringing agentic AI, Cinemo unlocks a truly intelligent cockpit - connecting vehicles, drivers, passengers, and their digital ecosystems into one seamless, personal and context-aware flow. The first product launched within the Cinemo ICO™ portfolio is Cinemo ICO™ MediaMind, enabling advanced intelligent media discovery. It combines the latest agentic AI technology with Cinemo’s core expertise of providing automotive-grade media management, helping users effortlessly discover the right content for every ride - perfectly matched to their taste, context, and environment. With Cinemo ICO™ MediaMind, the digital media experience evolves: using cutting-edge large la
In our pressroom you can read all our latest releases, find our press contacts, images, documents and other relevant information about us.
Visit our pressroom