The U.S. Food and Drug Administration has reversed course and will review Moderna’s new mRNA-based flu vaccine after initially rejecting the application, the company said Wednesday.
Earlier this month, the FDA declined to accept Moderna’s filing, citing concerns that the clinical trial did not include an adequate control group reflecting the best available standard of care.
FDA will now review flu vaccine it had rejected https://t.co/MnXA4k9cHG
— Axios (@axios) February 18, 2026
The agency did not raise safety or effectiveness concerns. Following further discussions, Moderna proposed a revised regulatory plan that the FDA agreed to consider.
Under the updated approach, Moderna is seeking full approval for adults ages 50 to 64 and accelerated approval for those 65 and older, along with a requirement for additional post-marketing studies in seniors. If approved, the vaccine could be available for the 2026–2027 flu season.
The decision comes as the Trump administration continues to emphasize stricter regulatory standards and transparency in federal health agencies. Moderna said it welcomed the FDA’s decision to move forward with a formal review.
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