New hope for tough leukemia? early trial of AOH1996 begins
NCT ID NCT06763341
First seen Jun 26, 2026 · Last updated Jul 28, 2026 · Updated 5 times
Summary
This early-stage trial is testing a new drug called AOH1996 in 12 adults with acute myeloid leukemia (AML) that has come back or not responded to standard treatments. The drug works by blocking a protein that helps cancer cells grow and repair themselves. The main goals are to find a safe dose and check for side effects, while also watching for any signs that the drug is helping.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- AOH1996 (a PCNA inhibitor drug)
- What this could lead to
- If it works, this could point toward a new treatment option for patients with AML that has returned or not responded to prior therapies.
- What could go wrong
- This is a very early Phase 1 trial with only 12 participants, so the main goal is safety, not proof of effectiveness. The drug may not work or could cause unexpected side effects.
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 12 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Jul 2025
- Expected to finish
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Jan 2027
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
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: * Documented informed consent of the participant and/or legally authorized representative * Age: ≥ 18 years * Eastern Cooperative Oncology Group (ECOG) ≤ 2 * Life expectancy \> 3 months * Patients with histologically confirmed AML, according to International Consensus Classification (ICC) or World Health Organization (WHO) criteria, with refractory/relapsed (R/R) disease who have failed treatment with, or are ineligible for, available therapies known to be effective for treatment of their AML * Patients with extramedullary disease may be included if they also have marrow involvement * Patients with acute promyelocytic leukemia (APL) will not be eligible * Fully recovered from the acute toxic effects (except alopecia) to ≤ grade 1 to prior anti-cancer therapy * Ability to swallow pills * White blood cell (WBC) ≤ 25 x 10\^9/L prior to initiation of study therapy. Cytoreduction with hydroxyurea prior to treatment and/or during cycle 1 may be required (within 14 days prior to day 1 of protocol therapy) * Total bilirubin ≤ 1.5 X upper limit of normal (ULN) (within 14 days prior to day 1 of protocol therapy) * Aspartate aminotransferase (AST) =\< 3.0 x ULN (within 14 days prior to day 1 of protocol therapy) * Alanine aminotransferase (ALT) =\< 3.0 x ULN (within 14 days prior to day 1 of protocol therapy) * Creatinine clearance of ≥ 50 mL/min per 24 hour urine test or the Cockcroft-Gault formula (within 14 days prior to day 1 of protocol therapy) * International normalized ratio (INR) OR prothrombin (PT) ≤ 1.5 x ULN (within 14 days prior to day 1 of protocol therapy) * Activated partial thromboplastin time (aPTT) ≤ 1.5 x ULN (within 14 days prior to day 1 of protocol therapy) * Corrected QT interval (QTc)F ≤ 480 ms based on Fridericia's formula * Note: To be performed within 28 days prior to day 1 of protocol therapy * Women of childbearing potential (WOCBP): negative urine or serum pregnancy test (within 14 days prior to day 1 of protocol therapy) * If the urine test is positive or cannot be confirmed as negative, a serum pregnancy test will be required * Agreement by females and males of childbearing potential\* to use an effective method of birth control (nonhormonal) or abstain from heterosexual activity for the course of the study through at least 2 months after the last dose of protocol therapy * Childbearing potential defined as not being surgically sterilized (men and women) or have not been free from menses for \> 1 year (women only) Exclusion Criteria: * Hematopoietic stem cell transplant within 100 days prior to day 1 of protocol therapy. Patients who have stopped calcineurin inhibitors (CNI) must be off CNIs for at least 2 weeks prior to day 1 of protocol therapy * Chemotherapy, radiation therapy, biological therapy, immunotherapy within 14 days prior to day 1 of protocol therapy with the following exception of hydroxyurea which is allowed prior to treatment and through cycle 1 for control of rapidly progressing leukemia * Strong inducers or strong inhibitors of CYP enzymes (e.g., 1A2, 2B6, 2C8, 2C9, 2C19, and 3A4), other than azole antifungals with CYP3A4 inhibition potential, or drug transporters (e.g., organic anions \[OATP1B1/1B3\], BCRP, P-gp, organic cations \[OCT1, OCT2, OCT3\], MATE1 or MATE2K), or sensitive substrates of these CYPs or drug transporters, within 4-5 half-lives or 14 days prior to the first dose of study drug, whichever is longer. * Foods/supplements that are strong inhibitors or strong or moderate inducers of CYP3A (such as St. John's wort) within 3 days prior to initiation of and during study treatment * Systemic steroid therapy \> 10 mg/day (≤ 10mg/day prednisone equivalent ok) or any other form of immunosuppressive medication within 14 days. Inhaled or topical steroids, and adrenal replacement steroid doses ≤ 10 mg daily prednisone equivalent, are permitted * Must not have received or planning to receive live vaccine while being on study or 4 weeks before and after completion of treatment * Patients with blast phase chronic myeloid leukemia (CML) * Patients with translocation (t)(15;17) karyotypic abnormality or acute promyelocytic leukemia (French-American-British \[FAB\] class M3-AML) * Active central nervous system (CNS) disease * Active graft versus (vs) host disease (GVHD) * Unstable cardiac disease as defined by one of the following: * Cardiac events such as myocardial infarction (MI) within the past 6 months * Uncontrolled atrial fibrillation or hypertension * No measurable disease in the bone marrow * Gastrointestinal disorder that interferes with oral drug absorption such as malabsorption syndrome * History of allergic reactions attributed to compounds of similar chemical or biologic composition to study agent * Uncontrolled active infection * Clinically significant uncontrolled illness * Other active malignancy. Patients with a prior or concurrent malignancy whose natural history or treatment does not have the potential to interfere with the safety or efficacy assessment of the investigational regimen are eligible for this trial * Females only: Pregnant or breastfeeding * Any other condition that would, in the investigator's judgment, contraindicate the patient's participation in the clinical study due to safety concerns with clinical study procedures * Prospective participants who, in the opinion of the investigator, may not be able to comply with all study procedures (including compliance issues related to feasibility/logistics)
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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
1 site. 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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City of Hope Medical Center
RECRUITINGDuarte, California, 91010, United States
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