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A Phase 1 Study of BMF-500 in Adults With Acute Leukemia

A Phase 1, Open-label, Dose-escalation, and Dose-expansion Study of BMF-500, an Oral Covalent FLT3 Inhibitor, in Adults With Acute Leukemia

Status
Active, not recruiting
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT05918692
Enrollment
35
Registered
2023-06-26
Start date
2023-07-26
Completion date
2026-04-01
Last updated
2026-02-23

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

Conditions

Acute Myeloid Leukemia

Keywords

FLT3, FLT3-ITD, FLT-TKD, AML, FLT3 Wild-Type, MLL-R, NPM1, CYP3A4

Brief summary

A Phase 1 first-in-human dose-escalation and dose-expansion study of BMF-500, an oral FLT3 inhibitor, in adult patients with acute leukemia.

Detailed description

A Phase 1 first-in-human dose-escalation and dose-expansion study of BMF-500, an oral covalent FLT3 inhibitor, in adult patients with acute myeloid leukemia (AML), who may or may not be on Antifungals.

Interventions

DRUGBMF-500

Investigational Product

Sponsors

Biomea Fusion Inc.
Lead SponsorINDUSTRY

Study design

Allocation
NON_RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
NONE

Intervention model description

Accelerated Titration Design, Followed by Modified 3+3

Eligibility

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

Inclusion criteria

Key Inclusion Criteria: * Age ≥ 18 years. * Individuals with histologically or pathologically confirmed diagnosis of relapsed or refractory AML with documented FLT3 mutation, and/or Individuals with histologically or pathologically confirmed diagnosis of their malignancy with wild-type FLT3 (including those with MLL1-R and NPM1 mutations). * ECOG performance status of 0-2. * Adequate liver and renal function * Adhere to the CYP3A4 inhibitor concomitant therapy use requirements, as follows: * Arm A: Participants must not have received a moderate or strong CYP3A4 inhibitor for at least 7 days prior to enrollment and are not anticipated to require such agents in the near term (for at least 4 weeks). * Arm B: Participants must have received a necessary azole antifungal(s) that is a strong CYP3A4 inhibitor (excluding other strong CYP3A4 inhibitor\[s\]) for at least 7 days prior to enrollment and be able to continue such azole antifungal(s) while on BMF-500 treatment for at least 4 weeks. * Arm C: Participants must have received necessary azole antifungal(s) that are moderate CYP3A4 inhibitors (excluding other moderate CYP3A4 inhibitors) for at least 7 days prior to enrollment and be able to continue such azole antifungal(s) while on BMF-500 treatment for at least 4 weeks (Cycle 1). Key

Exclusion criteria

* Significant cardiovascular disease including unstable angina pectoris, uncontrolled hypertension or arrhythmia, history of cerebrovascular accident including transient ischemic attack within 6 months prior to the first dose of the trial intervention. * WBC count \>50,000/µL (uncontrollable with cytoreductive therapy). * Women who are pregnant or lactating or plan to become pregnant.

Design outcomes

Primary

MeasureTime frameDescription
Evaluate the safety and tolerability of BMF-500 by incidence of Treatment Emergent Adverse Events (TEAEs).At the end of each 28 Day cycle for a maximum of 32 cyclesAssessed by the NCI CTCAE version 5.0.
Evaluate the safety and tolerability of BMF-500 by incidence of Serious Adverse Events (SAEs).At the end of each 28 Day cycle for a maximum of 32 cyclesAssessed by the NCI CTCAE version 5.0.
Determine the recommended Phase 2 Dose (RP2D) of BMF-500.At the end of 28 day Dose-Limiting Toxicities (DLT) observation PeriodSafety, as determined by Dose-Limiting Toxicities (clinically significant Adverse Event) within each dose level assessed NCI CTCAE version 5.0.

Secondary

MeasureTime frameDescription
Determine the pharmacokinetics of BMF-500.At the end of each cycle (each cycle is 28 days in duration) for 7 cyclesMaximum plasma concentration (Cmax).
Evaluate the efficacy of BMF-500At the end of each cycle (each cycle is 28 days in duration) for a maximum of 32 cyclesComposite Complete Remission (CRc).
Assess additional evidence of antitumor activity per investigator assessment as per corresponding response criteria.At the end of each cycle (each cycle is 28 days in duration) for a maximum of 32 cyclesDuration of Response (DOR).

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 24, 2026