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Napazimone - KT&G Life Sciences

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Drug Profile

Napazimone - KT&G Life Sciences

Alternative Names: KL 1333; KL 1333D; KL 1333M

Latest Information Update: 02 Apr 2026

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At a glance

  • Originator KT&G Life Sciences
  • Developer Abliva; Yungjin Pharm Co
  • Class 3-ring heterocyclic compounds; Alkanes; Benzimidazoles; Ketones; Naphthoquinones; Small molecules
  • Mechanism of Action Nicotinamide adenine dinucleotide modulators
  • Orphan Drug Status

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

    Yes - MELAS syndrome; Mitochondrial disorders
  • New Molecular Entity Yes

Highest Development Phases

  • Phase II/III Mitochondrial disorders
  • No development reported Diabetes mellitus

Most Recent Events

  • 12 Mar 2026 Pharming Group NV anticipates potential approval of Napazimone for Mitochondrial disorders in USA by end of 2028
  • 15 Dec 2024 Efficacy data from the phase II/III FALCON trial in Mitochondrial disorders released by Abliva
  • 19 Jul 2024 Adverse events data from the phase II/III FALCON trial in Mitochondrial disorders released by Abliva

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