Drugs / Quadrivalent influenza modRNA vaccine
last change Nov 2025 re-read 2 minutes ago

Quadrivalent influenza modRNA vaccine

also known as qIRV

Messenger RNA (mRNA)

Developed for
influenza
Investigated by
Pfizer

Trials 1 · a red edge is where a trial was stopped

2023202420252026
PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 3 NCT05540522 Sep 2022 → Mar 2024 influenza Pfizer Completed No outcome recorded

Evidence & citations 3 cited values

Every value below carries the sentence it was read from. 2 sources stand behind the page.

FieldValueCited text
Known as Quadrivalent influenza modRNA vaccine ClinicalTrials.gov intervention name — accepted as the source's own label NCT05540522
Known as qIRV “quadrivalent influenza modRNA vaccine (qIRV) encoding HA of 4 seasonally recommended strains” NCT05540522
Modality Messenger RNA (mRNA) “Nucleoside-modified messenger RNA (modRNA) influenza vaccines” PMID 41259756 Nov 2025