Phase III Randomized, Double-blind, Placebo-controlled Study Investigating the Efficacy of the Addition of Crenolanib to Salvage Chemotherapy Versus Salvage Chemotherapy Alone in Subjects ≤ 75 Years of Age With Relapsed/Refractory FLT3 Mutated Acute Myeloid Leukemia
Overview
- Phase
- Phase 3
- Intervention
- Crenolanib
- Conditions
- Relapsed/Refractory Acute Myeloid Leukemia With FLT3 Activating Mutations
- Sponsor
- Arog Pharmaceuticals, Inc.
- Enrollment
- 322
- Locations
- 62
- Primary Endpoint
- Event-free survival (EFS)
- Status
- Recruiting
- Last Updated
- 5 years ago
Overview
Brief Summary
This is a randomized, multi-center, double-blind, placebo-controlled study designed to evaluate the efficacy of crenolanib administered following salvage chemotherapy, consolidation chemotherapy, post bone marrow transplantation and as maintenance in relapsed/refractory AML subjects with FLT3 activating mutation.
Investigators
Eligibility Criteria
Inclusion Criteria
- •Confirmed diagnosis of AML according to World Health Organization (WHO) 2016 classification
- •Presence of FLT3-ITD and/or D835 mutation(s)
- •Subjects must be primary refractory or relapsed to 1st line intensive treatment for AML or refractory or relapsed after second line of treatment for AML
- •Age ≥ 18 years and ≤ 75 years
- •Adequate hepatic function
- •Adequate renal functions
- •ECOG performance status ≤ 3
Exclusion Criteria
- •Known clinically active central nervous system(CNS) leukemia
- •Severe liver disease
- •Known, active infection with hepatitis B virus (HBV) or hepatitis C virus (HCV)
- •Prior anti-leukemia therapy within the 14 days prior to randomization. Prior use of quizartinib or gilteritinib must be discontinued 21 days prior to randomization. Prior use of hydroxyurea or other palliative treatment for leukocytosis is allowed.
- •Previous treatment with crenolanib or prior participation in clinical trial involving crenolanib.
Arms & Interventions
Crenolanib
Crenolanib following salvage chemotherapy
Intervention: Crenolanib
Crenolanib
Crenolanib following salvage chemotherapy
Intervention: Cytarabine
Crenolanib
Crenolanib following salvage chemotherapy
Intervention: Mitoxantrone
Crenolanib
Crenolanib following salvage chemotherapy
Intervention: Fludarabine
Crenolanib
Crenolanib following salvage chemotherapy
Intervention: Idarubicin
Crenolanib
Crenolanib following salvage chemotherapy
Intervention: G-CSF
Placebo
Placebo following salvage chemotherapy
Intervention: Cytarabine
Placebo
Placebo following salvage chemotherapy
Intervention: Mitoxantrone
Placebo
Placebo following salvage chemotherapy
Intervention: Placebo Oral Tablet
Placebo
Placebo following salvage chemotherapy
Intervention: Fludarabine
Placebo
Placebo following salvage chemotherapy
Intervention: Idarubicin
Placebo
Placebo following salvage chemotherapy
Intervention: G-CSF
Outcomes
Primary Outcomes
Event-free survival (EFS)
Time Frame: 3 years
Secondary Outcomes
- MRD negative complete remission rate(3 years)
- Overall Survival(3 years)
- Relapse-free Survival (RFS)(3 years)
- Complete remission rate (CR)(3 years)