Modified vaccines targeted at new SARS-CoV-2 variants must generate immune response rates not more than 10% below those of the original vaccine, agency says in one of a suite of guidances on medical product development to address variants.
Immunogenicity studies to support variant-targeted changes in current COVID-19 vaccines should demonstrate that the modified product generates immune response rates not more than 10% below those of the original vaccine, the US Food and Drug Administration said.
In an updated guidance document on emergency use authorization for COVID-19 vaccines, the agency lays out a streamlined regulatory...
Revised recommendation is based on most recent data on circulating strains in US, where KP.3 is now dominant. Novavax sticks with plans targeting the JN.1 ‘parent strain.’
US FDA’s 2015 accelerated approval called for confirmatory trial completion by 2018, but study initiation was delayed. Completed in 2022, the trial not only verified Bexsero’s clinical benefit, it also served as the pivotal study for GSK’s pentavalent meningococcal vaccine candidate.
To help sponsors developing candidate mpox vaccines, the World Health Organization will soon be finalizing guidance on the preferred and minimum characteristics these products must satisfy regarding efficacy, dose regimen and other aspects to secure regulatory approval.
The WHO’s emergency committee has warned of a lack of understanding of the epidemiology of mpox, the limited availability of vaccines, and the complexities of donations and procurement.
Revised recommendation is based on most recent data on circulating strains in US, where KP.3 is now dominant. Novavax sticks with plans targeting the JN.1 ‘parent strain.’
Pink Sheet reporter and editors discuss the US FDA’s changes to the COVID-19 vaccine indication and its revocation of the vaccine emergency use authorizations, as well as new vaccine coverage and reimbursement questions.
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