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Influenza virus vaccine quadrivalent - Protein Sciences Corporation

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Drug Profile

Influenza virus vaccine quadrivalent - Protein Sciences Corporation

Alternative Names: FluBlok Quadrivalent; FluBlok-Q; PSC Flu vaccine (4 strains); Quadrivalent recombinant influenza vaccine seasonal – Protein Sciences Corporation; RIV4; Seasonal quadrivalent influenza vaccine – Protein Sciences Corporation; Supemtek (quadrivalent recombinant influenza vaccine)

Latest Information Update: 25 Feb 2026

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At a glance

  • Originator Protein Sciences Corporation
  • Developer Laboratorios Liomont; Protein Sciences Corporation; Sanofi
  • Class Influenza virus vaccines; Synthetic vaccines
  • Mechanism of Action Immunostimulants
  • Orphan Drug Status

    Orphan designation is assigned by a regulatory body to encourage companies to develop drugs for rare diseases.

    No
  • New Molecular Entity No

Highest Development Phases

  • Marketed Influenza virus infections

Most Recent Events

  • 29 Jan 2026 Preregistration for Influenza virus infections (Prevention, In adolescents, In children, In adults) in European Union (IM)
  • 29 Jan 2026 The Committee for Medicinal Products for Human Use (CHMP) adopts a positive opinion, recommending the granting of a marketing authorization for Influenza virus infections (Prevention, In adolescents, In children, In adults) in European Union (IM)
  • 10 Jan 2024 Sanofi Pasteur terminates phase III trial in in Influenza virus infections (In children, Prevention) in Spain (IM) (NCT05513391, EudraCT2022-000576-19)

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