Avapritinib (5) – Ayvakyt®

Advanced systemic mastocytosis, following at least one prior course of treatment

Characteristics

Start date 01.11.2025 – Marketing authorisation: 24.03.2022
Resolution 16.04.2026
INN Avapritinib
Brand name Ayvakyt®
Pharm. company Blueprint Medicines (Germany) GmbH
G-BA Procedure ID D-1262
ATC code L01EX18 Other protein kinase inhibitors (L01EX)
Therapeutic area Oncological diseases Orphan (turnover limit)
Reason for procedure Reassessment: Orphan turnover exceeded

Studies and Results

  • Clinical trials
    • The PATHFINDER trial is an open-label, multicentre, single-arm Phase II trial of avapritinib for the treatment of adults with advanced systemic mastocytosis.
    • The EXPLORER trial is an open-label, multicentre, single-arm Phase I trial of avapritinib for the treatment of adult patients with advanced systemic mastocytosis, comprising a dose-escalation phase (Part 1) and an extension phase (Part 2).

Adults with aggressive systemic mastocytosis (ASM), systemic mastocytosis with associated haematological neoplasia (SM-AHN) or mast cell leukaemia (MCL) who have received at least one course of systemic therapy

  • An additional benefit is not proven.
  • The single-arm studies PATHFINDER and EXPLORER submitted by the pharmaceutical manufacturer do not allow for a comparison with the appropriate comparator therapy. Consequently, there are no data available to enable an assessment of the additional benefit.

Courtesy translation only, please refer to the German original.

Associated procedures

Avapritinib (4) Ayvakyt® Blueprint Medicines (Germany) GmbH Oncological diseases Indolent systemic mastocytosis (ISM) 715–1,000 100% Hint for minor additional benefit Orphan (turnover limit)
Avapritinib (6) Ayvakyt® Blueprint Medicines (Germany) GmbH Oncological diseases Gastrointestinal stromal tumours 5–60 100% additional benefit not proven Orphan (turnover limit)
Avapritinib (5) Ayvakyt® Blueprint Medicines (Germany) GmbH Oncological diseases Advanced systemic mastocytosis, following at least one prior course of treatment 260–680 100% additional benefit not proven Orphan (turnover limit)
Avapritinib (3) Ayvakyt® Blueprint Medicines GmbH Oncological diseases Indolent systemic mastocytosis (ISM) 0
715–1,000
100% Indication of minor additional benefit Orphan repealed
Avapritinib (2) Ayvakyt® Blueprint Medicines (Germany) GmbH Oncological diseases Systemic mastocytosis, after at least 1 prior therapy 0
270–680
100% Hint for non-quantifiable additional benefit Orphan repealed
Avapritinib (1) Ayvakyt® Blueprint Medicines (Germany) GmbH Oncological diseases Gastrointestinal stromal tumor (GIST) 0
1–90
100% Hint for non-quantifiable additional benefit Orphan repealed


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