Phase III data show no specific safety concerns that would preclude issuance of an EUA, US FDA says in advisory committee briefing document; however, high rate of local injection site and systemic adverse events could complicate compliance with 21-day, two-dose regimen.
Injection site and systemic reactions with Pfizer's COVID-19 vaccine will be no walk in the park. • Source: Shutterstock
Adverse events reported in the Phase III study for Pfizer Inc./BioNTech SE’s COVID-19 vaccine do not appear to preclude an emergency use authorization at this point in time, based upon US Food and Drug Administration review documents.
However, the reactogenicity side effects of the mRNA vaccine are likely to create some practical concerns among the FDA’s external...
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A real-world evidence study also does not meet the regulatory standard for an adequate and well-controlled clinical investigation, the agency said. The FDA should allow the accelerated approval drug to remain available like other treatments that failed their confirmatory trials, Intercept said.
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Proposal to have panelists rate the strength of efficacy and safety evidence on a numeric scale also draws support in written comments on ways to optimize the advisory committee process.
A real-world evidence study also does not meet the regulatory standard for an adequate and well-controlled clinical investigation, the agency said. The FDA should allow the accelerated approval drug to remain available like other treatments that failed their confirmatory trials, Intercept said.
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