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DA 7503

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Drug Profile

DA 7503

Alternative Names: DA-7503

Latest Information Update: 05 Jun 2026

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At a glance

  • Originator Dong-A ST
  • Class Antidementias; Small molecules
  • Mechanism of Action Tau protein 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

Highest Development Phases

  • Phase I Alzheimer's disease; Tauopathies

Most Recent Events

  • 12 Jan 2026 Dong-A ST completes a phase I trial in Alzheimer's disease (In volunteers) and Tauopathies (In volunteers) in South Korea (PO) (NCT06391827)
  • 27 Jul 2025 Pharmacodynamics and adverse events data from preclinical trials in Alzheimer's disease presented at Alzheimer's Association International Conference 2025 (AAIC-2025)
  • 28 Jul 2024 Pharmacodynamics data from a preclinical trial in Alzheimer's disease and Tauopathies presented at the Alzheimer's Association International Conference 2024 (AAIC-2024)

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