Fidaxomicin - Merck

Drug Profile

Fidaxomicin - Merck

Alternative Names: Dificid; Dificlir; Difimicin; Lipiarmycin; OPT-80; PAR-101; Tiacumicin-B

Latest Information Update: 03 Nov 2017

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At a glance

  • Originator Optimer Pharmaceuticals
  • Developer Astellas Pharma; Astellas Pharma Europe Ltd; Merck & Co; Optimer Pharmaceuticals
  • Class Antibacterials; Glycosides; Macrocyclic compounds
  • Mechanism of Action DNA-directed RNA polymerase inhibitors
  • Orphan Drug Status

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

    Yes - Clostridium infections
  • New Molecular Entity Yes

Highest Development Phases

  • Marketed Clostridium infections
  • Discontinued Methicillin-resistant Staphylococcus aureus infections

Most Recent Events

  • 01 Jul 2017 Preregistration for Clostridium infections in Japan (PO)
  • 01 Sep 2016 Astellas completes a phase-III clinical trial in Clostridium infections in Japan (PO) (NCT02179658)
  • 04 Oct 2015 Fidaxomicin licensed to Merck in Taiwan
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