Health Canada authorizes Moderna's mRNA flu and flu-COVID vaccines

On Nov. 5, 2026 Moderna said Health Canada authorized mFLUSIVA (mRNA-1010) and mCOFLU (mRNA-1083) for adults 50 and older, making Canada the first country to authorize both. Moderna reported relative vaccine efficacy of 26.6 percent versus a standard-dose flu shot in adults 50 and older, and it gave no Canadian supply date. The Canadian Press reported that Moderna said the vaccines will not reach pharmacies this respiratory season.

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