CI

At a glance

ClinicalIndex Comparison Record
Phase 2Completed· 107 enrolled
Drug / intervention
Avapritinibdrug
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT03580655
NCT03580655Phase 2Completed

An Open-label, Single Arm, Phase 2 Study to Evaluate Efficacy and Safety of Avapritinib (BLU-285), A Selective KIT Mutation-targeted Tyrosine Kinase Inhibitor, in Patients With Advanced Systemic Mastocytosis

Blueprint Medicines Corporation·interventional·Posted Jul 9, 2018·Updated Apr 24, 2026

In Brief

A Phase 2 clinical trial evaluating Avapritinib for Advanced Systemic Mastocytosis and 3 related conditions. Completed, enrolled 107 participants across 32 sites in 12 countries.

Detailed Summary

This is an open-label, single arm, Phase 2 study evaluating the efficacy and safety of avapritinib (BLU-285) in patients with advanced systemic mastocytosis (AdvSM), including patients with aggressive SM (ASM), SM with associated hematologic neoplasm (SM-AHN), and mast cell leukemia (MCL)

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
CountriesAustria, Canada, Denmark, France, Germany, Italy, Netherlands, Norway, Poland, Spain, United Kingdom, United States
Collaborators--

Timeline

Phase 2CompletedFinished
20192020202120222023202420252026
First PostedJul 9, 2018
Enrollment StartNov 21, 2018
Primary CompletionDec 18, 2024
TodayJul 2, 2026
Enrollment to primary: 6.1 yearsPosted 8.0 years ago

Interventions

Avapritinibdrug

Avapritinib tablet