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FDA Approves Moderna's mRNA Flu Vaccine After Initial Pushback

Updated on: August 5, 2026 / 11:33 PM EDT / CBS News

FDA Approves Moderna's mRNA Flu Vaccine After Initial Pushback

TL;DR

  • Moderna's mFLUSIVA, an mRNA-based seasonal flu vaccine, has received FDA approval.
  • It is approved for adults aged 50 and older and is the first mRNA flu vaccine to gain FDA approval.
  • The approval process involved initial pushback from the FDA regarding the clinical trial design.
  • Moderna revised its application and agreed to conduct an additional study on older adults.
  • The vaccine is expected to be available for the 2026-27 flu season.