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KT 621

Drug Profile

KT 621

Alternative Names: KT-621

Latest Information Update: 08 Jul 2026

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At a glance

  • Originator Kymera Therapeutics
  • Class Anti-infectives; Anti-inflammatories; Antiasthmatics; Skin disorder therapies; Small molecules
  • Mechanism of Action STAT6 transcription factor degraders
  • 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 Asthma; Atopic dermatitis
  • Phase I Immunological disorders

Most Recent Events

  • 30 Jun 2026 Kymera Therapeutics initiates enrollment in a phase-II BREADTH-EXT trial in Asthma in USA (PO) (NCT07677059)
  • 25 Jun 2026 Kymera Therapeutics completes enrolment in the phase II BROADEN2 trial for Atopic dermatitis (In adolescents, In adults, In the elderly) in South Korea, Australia, Canada, Czech Republic, Germany, Japan, Poland, South Korea, United States (PO) (NCT07217015)
  • 25 Jun 2026 Kymera Therapeutics plans a phase III trial for Atopic dermatitis by mid 2027

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