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REGN 9933

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Drug Profile

REGN 9933

Alternative Names: REGN-9933

Latest Information Update: 22 Sep 2025

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At a glance

  • Originator Regeneron Pharmaceuticals
  • Class Antithrombotics; Monoclonal antibodies
  • Mechanism of Action Factor XI inhibitors
  • Orphan Drug Status

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

    No
  • New Molecular Entity Yes
  • Available For Licensing Yes

Highest Development Phases

  • Phase II Venous thromboembolism
  • No development reported Thrombosis

Most Recent Events

  • 16 Sep 2025 Regeneron Pharmaceuticals plans a phase II ROXI-ATLAS trial for Atrial Fibrillation (Prevention) in October 2025 (NCT07175428)
  • 09 Jul 2025 Regeneron Pharmaceuticals completes a phase I trial (In volunteers, Combination therapy) in United Kingdom (IV) (NCT06444178)
  • 19 Dec 2024 Adverse events and efficacy data from the phase-II ROXI-VTE-I trial in Venous thromboembolism released by Regeneron Pharmaceuticals ,

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