No reactions have been observed with Moderna’s COVID vaccine, but none were seen in Pfizer’s trial either; proprietary components may complicate effort to find cause of anaphylactic reactions, but FDA and CDC officials express confidence in surveillance systems, and CBER’s Peter Marks suggests polyethylene glycol may be possible culprit.
As distribution of Moderna, Inc.’s COVID-19 vaccine begins, post-authorization pharmacovigilance systems maintained by the US Centers for Disease Control and Prevention will be particularly interested in any potential anaphylaxis reactions.
No such reactions were seen in Moderna’s trial, but none had been observed in the trial of the Pfizer...
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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