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Navenibart - Astria Therapeutics

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Drug Profile

Navenibart - Astria Therapeutics

Alternative Names: QLS-215; STAR-0215

Latest Information Update: 06 Mar 2026

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At a glance

  • Originator Quellis Biosciences
  • Developer BioCryst Pharmaceuticals
  • Class Monoclonal antibodies; Plasma expanders; Skin disorder therapies; Vascular disorder therapies
  • Mechanism of Action Plasma kallikrein inhibitors
  • Orphan Drug Status

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

    Yes - Hereditary angioedema
  • New Molecular Entity Yes

Highest Development Phases

  • Phase III Hereditary angioedema

Most Recent Events

  • 26 Feb 2026 BioCryst Pharmaceuticals announces intention to submit regulatory filing for Hereditary angioedema by the end of 2027
  • 23 Jan 2026 Astria Therapeutics has been acquired and merged into BioCryst Pharmaceuticals
  • 06 Nov 2025 Final adverse events and efficacy data from the phase-Ib/II ALPHA-STAR trial in Hereditary angioedema released by Astria Therapeutics

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