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Regulatory drama ends with unanimous FDA advisory vote for Moderna's mRNA flu vaccine
health2 months ago

Regulatory drama ends with unanimous FDA advisory vote for Moderna's mRNA flu vaccine

FDA advisors voted 9-0 to approve Moderna’s mRNA-1010 seasonal flu vaccine (mFlusiva) after a Trump-era official briefly blocked review; Phase 3 data show ~27% higher efficacy than standard flu vaccines in adults 50+, with strong immune responses in older adults and a generally favorable safety profile. A final FDA decision is due by August 5, and CDC/ACIP recommendations would follow for coverage, though ACIP is currently affected by an injunction tied to vaccine-administration policy.

FDA panel backs subclade K as centerpiece of fall flu shots
public-health5 months ago

FDA panel backs subclade K as centerpiece of fall flu shots

U.S. FDA vaccine advisers unanimously endorsed including the A(H3N2) subclade K in next fall’s flu vaccines, aligning with WHO guidance; final approval rests with FDA Commissioner Makary. Subclade K has become the dominant strain in the Northern Hemisphere, highlighting the annual, uncertain process of strain selection. The season saw limited vaccine effectiveness and a high pediatric burden, with falling vaccination rates since the pandemic, alongside tens of millions of illnesses and thousands of hospitalizations.