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A single arm, phase II, open-label study to determine the efficacy of 100mg twice daily oral dosing of Midostaurin administered to patients with Agressive Systemic Mastocytosis or Mast Cell Leukemia +/- an Associated Hematological Clonal Non-Mast Cell Lineage Disease

Phase 2
Completed
Conditions
Agressive Systemic Mastocytosis
10024324
Registration Number
NL-OMON37318
Lead Sponsor
ovartis
Brief Summary

Not available

Detailed Description

Not available

Recruitment & Eligibility

Status
Completed
Sex
Not specified
Target Recruitment
3
Inclusion Criteria

Adult patients with diagnosis of one major plus at least one minor criterion, or the presence of at least 3 minor criteria according to WHO criteria for Systemic Mastocytosis (Valent et al. 2001);Patient must present with at least one measurable C-Finding.;For patients with MCL: bone marrow aspirate smears must show 20% or more immature mast cells.

Exclusion Criteria

Patients who have demonstrated relapse to more than two prior regimen of SM treatment-regardless of treatment regimen for supportive care (e.g. symptom limiting therapies);Patients who have aggressive systemic mastocytosis with eosinophilia and known positivity for the FIP1L1-PDGFR fusion unless they have demonstrated relapse or disease progression on prior imatinib therapy;Patients on imatinib therapy and known to be KIT D816V negative unless they have demonstrated relapse, resistance or intolerance to imatinib.;Patients with any pulmonary infiltrate including those suspected to be of infectious origin.

Study & Design

Study Type
Interventional
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
<p>To determine the efficacy of midostaurin in patients with ASM or MCL with or<br /><br>without an AHNMD when administered orally at a dose of 100 mg b.i.d.<br /><br>continuously as measured by overall response rate.</p><br>
Secondary Outcome Measures
NameTimeMethod
<p>To evaluate the duration of response<br /><br>To evaluate the time to response<br /><br>To evaluate overall survival<br /><br>To evaluate the safety and tolerability of midostaurin in patients with ASM or<br /><br>MCL (with or without an associated hematological clonal non-mast cell lineage<br /><br>disease).<br /><br>To characterize t he KIT mutational status at baseline and after 6 cycles of<br /><br>therapy and evaluate potential associations with efficacy outcomes.</p><br>
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