New hope for tough blood cancers: first human trial of GLB-001 begins
NCT ID NCT06146257
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This early-stage trial tests an experimental oral drug called GLB-001 in adults whose acute myeloid leukemia (AML) or high-risk myelodysplastic syndromes (MDS) have come back or not responded to treatment. The study aims to find a safe dose and see if the drug shows any signs of working. About 48 participants will be enrolled in two parts: dose escalation and dose expansion.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- GLB-001 (an oral drug)
- What this could lead to
- If successful, this could lead to a new oral treatment option for people with hard-to-treat AML or MDS.
- What could go wrong
- This is a very early Phase 1 trial with only 48 participants, so safety and effectiveness are not yet known. Many drugs fail at this stage.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 1
The first testing in people. Mainly checks safety and dose, usually in a small group.
- Participants
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About 48 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Jan 2024
- Expected to finish
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Oct 2026
An estimate. End dates often move.
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Participants is ≥ 18 years of age at the time of signing the Informed Consent Form (ICF). * Participants must understand and voluntarily sign an ICF prior to any study-related assessments/procedures being conducted. * Participants are willing and able to adhere to the study visit schedule and other protocol requirements. * Participants with histologically or cytologically confirmed AML including de novo AML or secondary AML transformed from MDS according to 2022 World Health Organization (WHO) criteria classification, or with histologically or cytologically confirmed HR-MDS. * R/R AML and R/R HR-MDS who have failed or are ineligible for all available therapies which may provide clinical benefit. * Participants must have the following screening laboratory values: * Total white blood cell count (WBC) \< 25 x 10\^9/L prior to the first dose of the study drug. * Aspartate aminotransferase (AST) and alanine aminotransferase (ALT) ≤ 3.0 × upper limit of normal (ULN), unless considered due to extensive leukemic liver involvement, in which case AST and ALT can be ≤ 5.0 x ULN. * Serum total bilirubin ≤ 1.5 x ULN, unless considered due to Gilbert's syndrome, in which case serum total bilirubin \< 3 x ULN. * Estimated serum creatinine clearance of ≥ 60 mL/min using the Cockcroft-Gault equation. Measured creatinine clearance from a 24-hour urine collection is acceptable if clinically indicated. * International normalized ratio (INR) ≤ 1.5 x ULN and active partial thromboplastin time (aPTT) ≤ 1.5 x ULN. * Life expectancy ≥ 12 weeks. * Eastern Cooperative Oncology Group (ECOG) Performance Status of 0 to 2. * Female Participants of child-bearing potential must have a negative serum or urine pregnancy test at screening and at pre-dose on Cycle 1 Day 1 (C1D1). Exclusion Criteria: * Participants with acute promyelocytic leukemia (APML). * Participants with known leukemic involvement in central nervous system (CNS). * Receipt of anticancer medications/therapies within 5 half-lives or 28 days before the first administration of the study drug. * Participants with unresolved clinically significant non-hematologic toxicities of ≥ Grade 2 AE from prior therapies with exception of residual alopecia. * Participants with chronic graft versus host disease (GVHD) requiring systemic immunosuppressive therapy. * Participants with active malignancies other than AML or MDS. * Participants who have undergone major surgery ≤ 4 weeks prior to the first dose of the study drug. * Participants with immediately life-threatening, severe complications of leukemia such as disseminated/uncontrolled infection (bacterial and/or fungal), uncontrolled bleeding, and/or uncontrolled disseminated intravascular coagulation. * Participants with known chronic, active infection of hepatitis B virus (HBV), hepatitis C virus C (HCV), human immunodeficiency virus (HIV). * Participants unable to swallow oral medications, or Participants with clinically significant diarrhea, vomiting or malabsorption felt limited absorption of orally administered medications. * Participants with any other significant medical conditions, any other conditions, laboratory abnormality, or psychiatric illness which place the Participants at unacceptable risk if he/she were to participate in the study or that would hamper the Participants understanding of the study, or would prevent the Participant from complying with the study. * Medications or supplements that are known to be strong and moderate inhibitors or inducers of CYP450 isozyme 3A4 (CYP3A4) and/or P-glycoprotein (P-gp), or strong inhibitors or inducers of CYP450 isozyme 2C8 (CYP2C8) within 14 days or 5 half-lives, whichever is shorter, before the first dose of study drug. * Pregnant or lactating women.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
3 sites. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Alliance for Multispecialty Research, LLC
TERMINATEDMerriam, Kansas, 66204, United States
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City of Hope Medical Center
RECRUITINGDuarte, California, 91010, United States
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Icahn School of Medicine at Mount Sinai
RECRUITINGNew York, New York, 10029, United States
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Memorial Sloan Kettering Cancer Center-David H. Koch Center
TERMINATEDNew York, New York, 10021, United States
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Roswell Park Comprehensive Cancer Center
TERMINATEDBuffalo, New York, 14263, United States
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University of California Irvine
TERMINATEDIrvine, California, 92697, United States
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University of Kansas Medical Center Research Institute, Inc.
RECRUITINGKansas City, Kansas, 66160, United States
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University of Texas M. D. Anderson Cancer Center
TERMINATEDHouston, Texas, 77030, United States
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Other studies related to the condition(s) this trial covers.
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- Can adding venetoclax make donor stem cell transplants safer for High-Risk blood cancers?
- Can an HDAC inhibitor wipe out residual leukemia cells?
- Can an experimental pill block a cancer-driving enzyme in hard-to-treat leukemia?
- Two-Drug combo targets leukemia that outsmarted its first treatment
- Tweaking donor cells may shield older transplant patients from a dangerous complication