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Study Investigating the Efficacy of Crenolanib With Chemotherapy vs Chemotherapy Alone in R/R FLT3 Mutated AML

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

Status
Completed
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT03250338
Enrollment
106
Registered
2017-08-15
Start date
2018-08-16
Completion date
2026-04-03
Last updated
2026-04-09

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Relapsed/Refractory Acute Myeloid Leukemia With FLT3 Activating Mutations

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.

Interventions

Crenolanib will be administered orally

DRUGCytarabine

HAM regimen FLAG-Ida

DRUGMitoxantrone

HAM regimen

DRUGPlacebo Oral Tablet

Placebo will be administered orally

DRUGFludarabine

FLAG-Ida regimen

DRUGIdarubicin

FLAG-Ida regimen

DRUGG-CSF

FLAG-Ida regimen

Sponsors

Arog Pharmaceuticals, Inc.
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
QUADRUPLE (Subject, Caregiver, Investigator, Outcomes Assessor)

Eligibility

Sex/Gender
ALL
Age
18 Years to 75 Years
Healthy volunteers
No

Inclusion criteria

1. Confirmed diagnosis of AML according to World Health Organization (WHO) 2016 classification 2. Presence of FLT3-ITD and/or D835 mutation(s) 3. 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 4. Age ≥ 18 years and ≤ 75 years 5. Adequate hepatic function 6. Adequate renal functions 7. ECOG performance status ≤ 3

Exclusion criteria

1. Known clinically active central nervous system(CNS) leukemia 2. Severe liver disease 3. Known, active infection with hepatitis B virus (HBV) or hepatitis C virus (HCV) 4. 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. 5. Previous treatment with crenolanib or prior participation in clinical trial involving crenolanib.

Design outcomes

Primary

MeasureTime frame
Event-free survival (EFS)3 years

Secondary

MeasureTime frame
Overall Survival3 years
Relapse-free Survival (RFS)3 years
Complete remission rate (CR)3 years
MRD negative complete remission rate3 years

Countries

Canada, France, Germany, Italy, Spain, United States

Contacts

PRINCIPAL_INVESTIGATOREunice Wang, MD

Roswell Park Cancer Institute, Buffalo, New York, United States, 14263

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Apr 10, 2026