FDA advisers suggest covering highly spreadable subclade k variant in flu vaccines

March 13, 2026

picture of the U.S. Food and Drug Administration sign

(Straight Arrow News) – A Food and Drug Administration advisory committee voted Thursday to recommend including a viral strain of the flu, subclade k, in vaccines beginning this fall.

It’s something that the World Health Organization also suggested, as the variant is likely one reason flu vaccines were less effective this year. (Read More)