Influenza B virus B/Michigan/01/2021 antigen (formaldehyde inactivated)

DB16917ApprovedVaccines

Influenza B virus B/Michigan/01/2021 antigen (formaldehyde inactivated) is a component of an inactivated influenza vaccine. The influenza vaccine, also known as the "flu shot", is a vaccine that helps to protect against infection from influenza viruses.

First approval
United States, 2022
Brand names
  • Fluzone
  • Fluzone 2026 Southern Hemisphere
  • Fluzone High-Dose Quadrivalent
  • Fluzone High-dose
  • Fluzone Quadrivalent

Resolves to

Clinical / RWD

What you can answer from here — as of September 01, 2026

2Clinical trialsPhase, status and sponsor resolved per trial
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45Marketed productsAcross 1 country and 4 labellers
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Which companies are running trials of Influenza B virus B/Michigan/01/2021 antigen (formaldehyde inactivated), in which indications and phases, and which of those programs are still active?

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