About this trial
This is a phase II, open-label, multi-center study evaluating the efficacy and safety of sonrotoclax (SA) in combination with azacitidine (AZA) plus individualized targeted or chemotherapeutic agents in adult participants with newly diagnosed acute myeloid leukemia (AML). Eligible participants will be stratified into different treatment arms based on genetic background (FLT3/IDH1 mutation status) and fitness for intensive chemotherapy. All participants will receive sonrotoclax with dose escalation from 20 mg/day to 320 mg/day, followed by maintenance dosing, which may be temporarily held by the investigator from Day 14 to Day 28 of each 28-day cycle based on the participant's condition, combined with azacitidine 75 mg/m²/day intravenously on Days 1-7. For participants fit for intensive chemotherapy, additional anthracycline (daunorubicin 60 mg/m²/day or idarubicin 10 mg/m²/day on Days 1-3) will be administered. For participants with FLT3 mutations, gilteritinib 80 mg once daily on Days 1-14 will be added; for those with IDH1 mutations, ivosidenib 500 mg once daily on Days 1-28 will be added.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Newly diagnosed AML confirmed by bone marrow morphology and immunophenotyping (5th edition WHO diagnostic criteria)
Subjects with APL excluded according to fusion gene and chromosome results
ECOG performance status 0-3
Age ≥ 18 years
Disqualifiers
FAB classification as M3, or molecularly confirmed APL
Refractory / relapsed subjects
Subjects with a history of myeloproliferative neoplasms (MPN);
Subjects with a history of myelodysplastic syndromes (MDS);
Trial design
Parallel
Treatments tested in this trial
Anthracycline
DrugFor FLT3/IDH1 wild-type participants who are eligible for chemotherapy, Anthracycline: Daunorubicin (DNR) 45 mg/m² per day on Days 1-3, or Idarubicin (IDA) 6 mg/m² per day on Days 1-3.
Ivosidenib
DrugFor IDH1 mutant participants, IDH1 inhibitor (IDH1i): Ivosidenib 500 mg once daily on Days 1-28.
Gilteritinib
DrugFor FLT3 mutant participants, FLT3 inhibitor (FLT3i): Gilteritinib 80 mg once daily on Days 1-14.
Sonrotoclax
DrugFor all the participants who are eligible for this trial, Sonrotoclax (SON): 20 mg/day on Day 1, 40 mg/day on Day 2, 80 mg/day on Day 3, 160 mg/day on Day 4, and 320 mg/day on Days 5-28 of a 28-day cycle; the administration of SON may be temporarily held by the investigator from Day 14 to Day 28 based on the participant's condition.
Azacitidine (AZA)
DrugFor all the participants who are eligible for this trial, Azacitidine (AZA): 75 mg/m² per day on Days 1-7.
Treatment groups
Trial outcomes
Primary outcomes
Composite Complete Remission
Secondary outcomes
Minimal Residual Disease (MRD) Negativity Rate
Overall Response Rate
Overall Survival
Event-free Survival
Sponsors and contacts
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