WHO Prequalifies Novel Oral Polio Vaccine Type 2 (nOPV2)

On 13th February 2026, the World Health Organization (WHO) prequalified a new novel oral polio vaccine type 2 (nOPV2) to accelerate global polio eradication efforts.

  • Confirms the vaccine meets international standards of quality, safety, and efficacy, enabling procurement by UN agencies like UNICEF for immunisation campaigns.
  • The nOPV2 vaccine is designed to be more genetically stable than earlier oral polio vaccines, reducing the risk of triggering new outbreaks.
  • Supports global campaigns to stop virus transmission and protect children in vulnerable regions.
  • Follows a $1.9 billion pledge by global leaders to sustain eradication initiatives and protect around 370 million children annually.
  • Polio is a disabling and ....
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