Drug Profile


Alternative Names: AMG-531; Nplate; Romiplate

Latest Information Update: 20 May 2017

Price : $50

At a glance

  • Originator Kirin-Amgen
  • Developer Amgen; Kirin-Amgen
  • Class Carrier proteins; Recombinant fusion proteins
  • Mechanism of Action Immunosuppressants; Thrombopoietin receptor agonists; Thrombopoietin stimulants
  • Orphan Drug Status

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

    Yes - Immune thrombocytopenic purpura
  • New Molecular Entity Yes

Highest Development Phases

  • Marketed Immune thrombocytopenic purpura
  • Phase II/III Aplastic anaemia
  • Phase II Thrombocytopenia
  • Discontinued Myelodysplastic syndromes

Most Recent Events

  • 14 Feb 2017 Amgen has patent protection for romiplostim in USA and European Union (Amgen 10-K, February 2017)
  • 01 Jan 2017 Amgen completes a phase III trial in Immune thrombocytopenic purpura (In children, In adolescents) in Canada, Australia, Spain and USA (NCT01071954)
  • 03 Dec 2016 Adverse events and efficacy data from a long term extension trial in Immune thrombocytopenic purpura was presented at the 58th Annual Meeting and Exposition of the American Society of Hematology (ASH-2016)
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