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NCT Number: NCT05190471

A Clinical Trial of BP1002 in Patients With Refractory/Relapsed Acute Myeloid Leukemia (AML)

This study evaluates the safety and tolerability of escalating doses of BP1002 (Liposomal Bcl-2 Antisense Oligodeoxynucleotide) in patients with refractory/relapsed AML. The study is designed to assess the safety profile, identify DLTs, biologically effective doses, PK, PD and potential anti-leukemic effects of BP1002 as single agent (dose escalation phase) followed by assessing BP1002 in combination with decitabine (dose expansion phase).

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Key information

Age range

18 year and older

Sex eligibility

All sexes

Study type

Interventional

Phase

Phase 1

Primary location

Scripps Green Hospital, La Jolla, California, United States

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Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Adults ≥18 years of age, with histologic evidence of refractory/relapsed AML who have failed treatment with available therapies known to be active for refractory/relapsed AML
  • Eastern Cooperative Oncology Group (ECOG) Performance Status Score of 0, 1 or 2
  • For the dose expansion phase, participants with documented diagnosis of AML who are eligible for decitabine therapy
  • Participants must have adequate hepatic and renal functions as defined by:
  • Aspartate transaminase (AST) and alanine transaminase (ALT) ≤2.5 times the upper limit of normal (ULN); and
  • Usually total bilirubin ≤ 1.5 ULN. In specific cases the PI may request a waiver of this requirement with medical justification and agreement with the medical monitor and Bio-Path Holdings. And;
  • Estimated creatinine clearance of at least 60 mL/min. These estimations are calculated using the Cockcroft-Gault equation.
  • Female participants of childbearing potential must agree to use an acceptable method of birth control (i.e. a hormonal contraceptive, intrauterine device, diaphragm with spermicide, condom with spermicide or abstinence) for the duration of the study and for at least 6 months after the last dose of study drug or decitabine
  • Male participants must agree to use an acceptable method of contraception for the duration of the study
  • Recovered from the effects of any prior surgery, radiotherapy, or antineoplastic treatment (with the exception of alopecia), based on Investigator assessment
  • Participants must be willing and able to provide written informed consent

Exclusion criteria

  • Active non-hematologic or lymphoid malignancy other than AML treated with immunotherapy, targeted therapy or chemotherapy within the previous 12 months
  • Known, active leptomeningeal leukemia requiring intrathecal therapy. NOTE: Participants with a history of CNS disease may be allowed to participate based on at least 1 documented, negative spinal fluid assessment within 28 days prior to Screening
  • Isolated potentially treatable extramedullary leukemia without also meeting bone marrow criteria for acute leukemia (for AML usually ≥ 5% blasts in BMA or biopsy). Participants may have leukemia with lower blast counts (Döhner 2017). Bio-Path Holdings and Investigator concurrence required.
  • Acute promyelocytic leukemia (APL) with t(15;17)(q22;q12) PML-RARA
  • Chronic myeloid leukemia in any phase
  • Receipt of any anti-cancer therapy within 14 days prior to C1D1, with the exception of hydroxyurea or leukapheresis
  • Participants may not be receiving any other investigational agents
  • Female participants who are pregnant or breast-feeding
  • Substance abuse, medical, psychological or social conditions that may interfere with the patient's participation in the study or evaluation of the study results
  • Participants with human immunodeficiency virus (HIV) infection who have CD4+ T-cell counts < 350 cells/mcL or with clinically active hepatitis B or C infection
  • History of any hypersensitivity to hypomethylating agents, unless reaction is deemed irrelevant to the study by the Investigator and Medical Monitor
  • Unresolved toxicity higher than CTCAE Grade 1 attributed to any prior therapy or procedure, excluding alopecia
  • Presence of concurrent conditions that, in the opinion of the Investigator and/or Medical Monitor, may compromise the participant's ability to tolerate study treatment or interfere with any aspect of study conduct or interpretation of results. This includes, but is not limited to, unstable or uncontrolled angina, New York Heart Association (NYHA) class III or IV congestive heart failure, uncontrolled and sustained hypertension, clinically significant cardiac dysrhythmia or clinically significant baseline ECG abnormality (e.g., QTcF >470 msec)
  • Within the past 6 months, has had any of the following: myocardial infarction, unstable angina pectoris, coronary/peripheral artery bypass graft, cerebrovascular accident or transient ischemic attack
  • Uncontrolled seizure disorder (i.e., seizures within the past 2 months)
  • Unable or unwilling to communicate or cooperate with the Investigator or follow the protocol for any reason

Treatment and study plan

BP1002; Liposomal Bcl-2 Antisense Oligodeoxynucleotide

Drug

Dose escalation of BP1002 monotherapy

Other names: Liposomal Bcl-2; L-Bcl-2

Decitabine (in combination with BP1002)

Drug

Dose expansion of BP1002 in combination with decitabine

Other names: Decitabine

Primary outcomes

  1. Identify Dose Limiting Toxicity (DLT) of BP1002

    Time frame: 30 days

    Identify DLT of BP1002 using non-hematologic and hematologic measures per NCI CTCAE criteria

  2. Identify and grade treatment-emergent adverse events (TEAE) of escalating doses of BP1002

    Time frame: 30 days

    Identify TEAE of BP1002 using non-hematologic and hematologic measures per NCI CTCAE criteria

  3. Identify and grade treatment-emergent laboratory abnormalities of escalating doses of BP1002

    Time frame: 30 days

    Identify and grade treatment-emergent laboratory abnormalities of escalating doses of BP1002 using non-hematologic and hematologic measure per NCI CTCAE criteria

  4. Recommended Phase 2 (RP2D) of BP1002

    Time frame: 210 days

    Determine RP2D by evaluating Maximally Tolerated Dose (MTD) data

  5. Determine plasma pharmacokinetics (PK) of BP1002 using maximum plasma drug concentration

    Time frame: 30 days

    Evaluate plasma PK of BP1002 using maximum plasma drug concentration (Cmax)

  6. Determine plasma pharmacokinetics (PK) of BP1002 using volume of distribution

    Time frame: 30 days

    Evaluate in vivo PK of BP1002 using volume of distribution (Vd)

  7. Determine plasma pharmacokinetics (PK) of BP1002 using elimination rate constant

    Time frame: 30 days

    Evaluate in vivo PK of BP1002 using elimination rate constant

  8. Determine half-life plasma pharmacokinetics (PK) of BP1002

    Time frame: 30 days

    Evaluate in vivo PK of BP1002 half-life (t1/2)

  9. Identify conduction and rhythm changes (treatment emergent QTc elevations or other treatment emergent changes in ECG intervals) of escalating doses of BP1002

    Time frame: 30 days

    Collection of 12-lead ECGs at defined intervals to identify conduction and rhythm changes (treatment emergent QTc elevations or other treatment emergent changes in ECG intervals)

  10. Determine pharmacodynamics (PD) of BP1002

    Time frame: 30 days

    Flow cytometry will be performed using peripheral blood to evaluate Bcl-2 target inhibition by BP1002 on pre and post treatment samples

  11. Determine anti-drug antibody (ADA) levels of BP1002

    Time frame: 30 days

    Evaluate ADA via peripheral blood

Secondary outcomes

  1. Determine evidence of response by bone marrow aspirate

    Time frame: 180 days

    Assess complete remission (CR), CR with incomplete hematologic recovery (CRi), and CR with partial hematologic recovery (CRh) per Döhner 2017

  2. Determine evidence of response by complete blood counts using peripheral blood

    Time frame: 180 days

    Assess complete remission (CR), CR with incomplete hematologic recovery (CRi), and CR with partial hematologic recovery (CRh) per Döhner 2017

  3. Assessment of morphologic leukemia free state (MLFS) and partial remissions by bone marrow aspirate and complete blood counts

    Time frame: 180 days

    To assess percentage of participants with MLFS and partial remissions per Döhner 2017

  4. Assessment of morphologic leukemia free state (MLFS) and partial remissions by bone marrow aspirate

    Time frame: 180 days

    To assess percentage of participants with MLFS and partial remissions per Döhner 2017

  5. Assessment of blast count reductions by complete blood counts using peripheral blood

    Time frame: 180 days

    To assess blast count reductions per Williams 2016

  6. To determine progression-free survival (PFS), overall survival (OS), and duration of response

    Time frame: 180 days

    To assess progression-free survival (PFS), overall survival (OS), and duration of response from date of study entry to study closure or death

Other outcomes

  1. Exploratory objective to correlate treatment response with cytogenetic characteristics

    Time frame: 30 days

    Flow cytometry assays to determine the effects of BP1002 on Bcl-2 protein expression

  2. Exploratory objective to correlate treatment response with molecular characteristics

    Time frame: 30 days

    Flow cytometry assays to determine the effects of BP1002 on Bcl-2 protein expression

Study contacts

Contact information is provided by the study sponsor or research team.

Michael Hickey

CONTACT

[email protected]

832-742-1361

Sponsors and collaborators

Lead sponsor

Bio-Path Holdings, Inc.

Industry

Registry information

Official study title

A Phase I/Ib Study of BP1002 (a Liposomal Bcl-2 Antisense Oligodeoxynucleotide) in Patients With Refractory/Relapsed Acute Myeloid Leukemia (AML)

Important dates

Study start
2022
Primary completion
2027
Study completion
2027
First posted
Jan 13, 2022
Registry last updated
Mar 10, 2025

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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