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AOH1996 Sam lub w skojarzeniu z wenetoklaksem z azacytydyną lub bez niej w leczeniu pacjentów z nawrotową lub oporną na leczenie ostrą białaczką szpikową

25 września 2026 zaktualizowane przez: City of Hope Medical Center

Badanie fazy 1/1b dotyczące AOH1996 samego lub w skojarzeniu z inhibitorem BCL-2 Wenetoklaksem +/- azacytydyną u pacjentów z nawrotową/oporną na leczenie ostrą białaczką szpikową

This phase 1 trial tests safety, side effects, and best dose of AOH1996 for the treatment of patients with acute myeloid leukemia (AML) that has come back after a period of improvement (relapsed) or AML that has not responded to previous treatment (refractory). AOH1996 is in a class of medications called PCNA inhibitors. It inhibits cancer growth and induces deoxyribonucleic acid (DNA) damage. This may help keep cancer cells from growing and damage cancer cell DNA. Giving AOH1996 may be safe, tolerable and/or effective in treating patients with AML.

Przegląd badań

Status

Rekrutacyjny

Warunki

Interwencja / Leczenie

Szczegółowy opis

PRIMARY OBJECTIVES:

I. Evaluate the safety and tolerability of AOH1996 in patients with relapsed/refractory (R/R) acute myeloid leukemia (AML).

II. Determine the maximum tolerated dose (MTD) and recommended phase 2 dose (RP2D) of AOH1996.

SECONDARY OBJECTIVES:

I. Evaluate the anti-leukemic activity, as assessed by complete remission (CR) rate at the end of cycles 1 and 2.

II. Evaluate the anti-leukemic activity, as assessed by overall response rate ([ORR]: CR+CR with incomplete hematologic recovery rate [CRi]+CR with partial hematologic recovery [CRh]+morphologic leukemia-free state [MLFS] + partial remission [PR]) at the end of cycles 1 and 2.

III. Evaluate the anti-leukemic activity, as assessed by complete remission (CR), overall response (ORR: CR+CRi+CRh+PR) and minimal residual disease (MRD)- rate and duration over the study period.

IV. Evaluate transfusion independence (TI). V. Estimate overall survival (OS) rate, progression-free survival (PFS) and duration of response (DOR) rate at 6 months and 1 year.

VI. Describe the plasma pharmacokinetics (PK) of AOH1996 alone.

EXPLORATORY OBJECTIVES:

I. Determine biomarkers that may be predictive of AOH1996 activity. II. Study the impact of AOH1996 on altered mitochondrial metabolism and dynamics.

III. Determine pharmacodynamics (PD) parameters (alteration of OPA1) of AOH1996.

IV. Estimate leukemia stem cell burden in bone marrow pre-, post-therapy. OUTLINE: This is a dose-escalation study of AOH1996.

COHORT I: Patients receive AOH1996 orally (PO) twice daily (BID) on days 1 - 28 of each cycle. Cycles repeat every 28 days for 2 cycles in the absence of disease progression or unacceptable toxicity. Patients that attain a CR/CRh/CRi with transfusion independence (TI) by the end of cycle 2 continue cycles every 28 days for up to 12 total cycles in the absence of disease progression or unacceptable toxicity. Additionally, patients undergo bone marrow aspiration and blood sample collection throughout the trial.

After completion of study treatment, patients are followed up at 30 days and up to one year.

Typ studiów

Interwencyjne

Zapisy (Szacowany)

12

Faza

  • Faza 1

Kontakty i lokalizacje

Ta sekcja zawiera dane kontaktowe osób prowadzących badanie oraz informacje o tym, gdzie badanie jest przeprowadzane.

Lokalizacje studiów

    • California
      • Duarte, California, Stany Zjednoczone, 91010
        • Rekrutacyjny
        • City of Hope Medical Center
        • Kontakt:
        • Główny śledczy:
          • Amanda Blackmon

Kryteria uczestnictwa

Badacze szukają osób, które pasują do określonego opisu, zwanego kryteriami kwalifikacyjnymi. Niektóre przykłady tych kryteriów to ogólny stan zdrowia danej osoby lub wcześniejsze leczenie.

Kryteria kwalifikacji

Wiek uprawniający do nauki

18 lat i starsze (Dorosły, Starszy dorosły)

Akceptuje zdrowych ochotników

Nie

Płeć kwalifikująca się do nauki

Wszystko

Opis

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.

  • Concomitant use of proton pump inhibitor within 4-5 half-lives prior to the first dose of study drug

  • 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
  • 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)

Plan studiów

Ta sekcja zawiera szczegółowe informacje na temat planu badania, w tym sposób zaprojektowania badania i jego pomiary.

Jak projektuje się badanie?

Szczegóły projektu

  • Główny cel: Leczenie
  • Przydział: Nie dotyczy
  • Model interwencyjny: Zadanie sekwencyjne
  • Maskowanie: Brak (otwarta etykieta)

Broń i interwencje

Grupa uczestników / Arm
Interwencja / Leczenie
Eksperymentalny: Cohort I (AOH1996)

Patients receive AOH1996 PO BID on days 1 - 28 of each cycle. Cycles repeat every 28 days for 2 cycles in the absence of disease progression or unacceptable toxicity. Patients that attain a CR/CRh/CRi with transfusion independence (TI) by the end of cycle 2 continue cycles every 28 days for up to 12 total cycles in the absence of disease progression or unacceptable toxicity. Additionally, patients undergo bone marrow aspiration and blood sample collection throughout the trial.

Undergo blood sample collection

Inne nazwy:
  • Pobieranie próbek biologicznych
  • Zebrano próbki biologiczne
  • Kolekcja próbek

Undergo bone marrow aspiration

Given PO

Inne nazwy:
  • Venclexta
  • ABT-0199
  • ABT-199
  • ABT199
  • GDC-0199
  • RG7601
  • Venclyxto
  • ABT 199
  • GDC 0199
  • GDC0199

Given IV

Inne nazwy:
  • 5 AZC
  • 5-AC
  • 5-azacytydyna
  • 5-AZC
  • Azacytydyna
  • Azacytydyna, 5-
  • Ladakamycyna
  • Mylosar
  • U-18496
  • Vidaza

Given PO

Inne nazwy:
  • AOH1996
  • Inhibitor antygenu jądrowego proliferujących komórek AOH1996
  • Aoh

Co mierzy badanie?

Podstawowe miary wyniku

Miara wyniku
Opis środka
Ramy czasowe
Incidence of dose limiting toxicity (DLT)
Ramy czasowe: During cycle 1 (Cycle length = 28 days)

Will evaluate for DLTs in patients that receive at least 75% of the planned dose(s) of AOH1996 per dose level assignment. In-evaluable subjects will be replaced. Will grade toxicity according to the National Cancer Institute (NCI) Common Terminology Criteria for Adverse Events version 5.0 (CTCAE v5.0).

During cycle 1 (Cycle length = 28 days)
Incidence of adverse events
Ramy czasowe: Up to 2 years

Will evaluate toxicity in patients that receive any AOH1996. Will grade toxicity according to the NCI CTCAE v5.0. Will be summarized in terms of type (organ affected or laboratory determination), severity, time of onset, duration, probable association with the study treatment and reversibility or outcome.

Up to 2 years

Miary wyników drugorzędnych

Miara wyniku
Opis środka
Ramy czasowe
Response
Ramy czasowe: Up to 1 year

Will evaluate in all eligible patients with a baseline assessment who start therapy (i.e., receiving at least one dose of a AOH1996). These patients will be considered in the primary analysis of response rate as the denominator, with number of responders in the numerator. Patients will have their response classified according European LeukemiaNet criteria of Dohner and others (2022). Response rates will also be explored based on number/type of prior therapy(ies).

Up to 1 year
Minimal residual disease (MRD) status
Ramy czasowe: Up to 1 year

Will be determined by conventional care flow cytometry assay performed locally using a 0.01% blast threshold for positivity. Will report MRD over the study period using both descriptive statistics and graphical methods.

Up to 1 year
Complete remission (CR)
Ramy czasowe: From start of treatment to attainment of CR/CR with incomplete hematologic recovery rate (CRi)/CR with partial hematologic recovery (CRh), assessed up to 1 year

Will evaluate time to CR. Rates and 95% Clopper-Pearson binomial confidence interval will be calculated for the complete remission rate (CR/CRi/CRh). Response rates will also be explored based on number/type of prior therapy(ies).

From start of treatment to attainment of CR/CR with incomplete hematologic recovery rate (CRi)/CR with partial hematologic recovery (CRh), assessed up to 1 year
First response
Ramy czasowe: From start of treatment to attainment of first documented CR/CRi/CRh/morphologic leukemia-free state/partial response, assessed up to 1 year

Will evaluate time to first response.

From start of treatment to attainment of first documented CR/CRi/CRh/morphologic leukemia-free state/partial response, assessed up to 1 year
Duration of response (DOR)
Ramy czasowe: Time interval from the date of first documented response (CR+CRi+CRh) to the date of documented disease relapse or death whichever occurs first, assessed up to 2 years

Will evaluate DOR. Will be estimated using the product-limit method of Kaplan and Meier.

Time interval from the date of first documented response (CR+CRi+CRh) to the date of documented disease relapse or death whichever occurs first, assessed up to 2 years
Overall survival (OS)
Ramy czasowe: Time interval from start of study treatment to the date of death from any cause, assessed up to 2 years

Will evaluate OS. OS will be censored at last follow-up if patients are known to be alive. Will be estimated using the product-limit method of Kaplan and Meier.

Time interval from start of study treatment to the date of death from any cause, assessed up to 2 years
Progression-free survival (PFS)
Ramy czasowe: Time interval from start of study treatment to the date of first documented disease relapse/progression or death from any cause, whichever occurs first, assessed up to 2 years

Will evaluate PFS. PFS will be censored at last follow-up if patients are alive and relapse/progression-free. Will be estimated using the product-limit method of Kaplan and Meier.

Time interval from start of study treatment to the date of first documented disease relapse/progression or death from any cause, whichever occurs first, assessed up to 2 years
AOH1996 in plasma
Ramy czasowe: 0-2 hours pre-dose and 15 minutes, 30 minutes, 1 hour, 2 hours, 3 hours, 4 hours, 6 hours, and 24 hours post-dose on days 1 and 8 of cycle 1 (Cycle length= 28 days) and pre-dose and 1-3 h post-dose of the morning doses on day 1 of cycles 2-12

Will evaluate levels of AOH1996 in plasma.

0-2 hours pre-dose and 15 minutes, 30 minutes, 1 hour, 2 hours, 3 hours, 4 hours, 6 hours, and 24 hours post-dose on days 1 and 8 of cycle 1 (Cycle length= 28 days) and pre-dose and 1-3 h post-dose of the morning doses on day 1 of cycles 2-12

Współpracownicy i badacze

Tutaj znajdziesz osoby i organizacje zaangażowane w to badanie.

Sponsor

Współpracownicy

Śledczy

  • Główny śledczy: Amanda Blackmon, City of Hope Medical Center

Daty zapisu na studia

Daty te śledzą postęp w przesyłaniu rekordów badań i podsumowań wyników do ClinicalTrials.gov. Zapisy badań i zgłoszone wyniki są przeglądane przez National Library of Medicine (NLM), aby upewnić się, że spełniają określone standardy kontroli jakości, zanim zostaną opublikowane na publicznej stronie internetowej.

Główne daty studiów

Rozpoczęcie studiów (Rzeczywisty)

30 lipca 2025

Zakończenie podstawowe (Szacowany)

16 stycznia 2027

Ukończenie studiów (Szacowany)

16 stycznia 2027

Daty rejestracji na studia

Pierwszy przesłany

2 stycznia 2025

Pierwszy przesłany, który spełnia kryteria kontroli jakości

2 stycznia 2025

Pierwszy wysłany (Rzeczywisty)

8 stycznia 2025

Aktualizacje rekordów badań

Ostatnia wysłana aktualizacja (Rzeczywisty)

29 września 2026

Ostatnia przesłana aktualizacja, która spełniała kryteria kontroli jakości

25 września 2026

Ostatnia weryfikacja

1 września 2026

Więcej informacji

Terminy związane z tym badaniem

Inne numery identyfikacyjne badania

  • 24727
  • P30CA033572 (Grant/umowa NIH USA)
  • 24727 (Inny identyfikator: City of Hope Medical Center)
  • NCI-2024-10209 (Identyfikator rejestru: CTRP (Clinical Trial Reporting Program))

Informacje o lekach i urządzeniach, dokumenty badawcze

Bada produkt leczniczy regulowany przez amerykańską FDA

Tak

Bada produkt urządzenia regulowany przez amerykańską FDA

Nie

produkt wyprodukowany i wyeksportowany z USA

Nie

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