(PIONEER) Study to Evaluate Efficacy and Safety of Avapritinib (BLU-285), A Selective KIT Mutation-targeted Tyrosine Kinase Inhibitor, Versus Placebo in Patients With Indolent Systemic Mastocytosis
ACTIVE_NOT_RECRUITING
Status
Conditions
- Indolent Systemic Mastocytosis
Interventions
- DRUG: Avapritinib
- DRUG: Placebo
Sponsor
Blueprint Medicines Corporation