Mrna-1273.251 · Medicine question

How severe and long-lasting were adverse reactions in adults in the Spikevax (original) study cited for Spikevax LP.8.1?

Name: How severe and long-lasting were adverse reactions in adults in the Spikevax (original) study cited for Spikevax LP.8.1?
Published: 2026-11-08T14:16:46.218Z

iatroX medicinesPublished 8 November 2026

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In the adult study of Spikevax (original) cited for Spikevax LP.8.1, adverse reactions were usually mild or moderate in intensity and resolved within a few days after vaccination.

Sources for this answer

Spikevax LP.8.1 0.1 mg/mL dispersion for injectionModerna Biotech Distributor UK Ltd · emc · SmPC §4.8 Undesirable effects · Version 1Document updated 14 September 2026

Sources checked 8 November 2026

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