About this trial
The DCMG regimen includes decitabine or azacitidine (hypomethylating agents), mitoxantrone liposome, cytarabine, and granulocyte colony-stimulating factor (G-CSF), comprising four medications. This project initiates a prospective and exploratory clinical study on the DCMG chemotherapy regimen for the treatment of relapsed/refractory AML (Acute Myeloid Leukemia). The study aims to evaluate the efficacy and safety of the DCMG combination chemotherapy regimen in treating relapsed/refractory AML.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
The patient has fully understood the study, voluntarily agrees to participate, and has signed the Informed Consent Form (ICF);
Age between 18 and 75 years, with no gender restrictions;
Patients who meet the diagnostic criteria for acute myeloid leukemia (AML) with minimal residual disease (MRD) positivity;
Or patients who meet the diagnostic criteria for recurrent AML, or refractory AML;
Disqualifiers
Previously received mitoxantrone or mitoxantrone hydrochloride liposome injection;
Previously received doxorubicin or other anthracyclines, with a total cumulative dose of doxorubicin > 360 mg/m² (other anthracycline drugs are converted at a ratio of 1 mg doxorubicin equivalent to 2 mg daunorubicin or 0.5 mg idarubicin);
Long QTc syndrome or QTc interval > 480 ms;
Complete left bundle branch block, second-degree or third-degree atrioventricular block;
Trial design
Single group
Treatments tested in this trial
Decitabine, Azacitidine, Mitoxantrone liposome, Cytarabine, G-CSF
DrugThe specific administration times and dosages for the DCMG chemotherapy regimen are as follows: M: Mitoxantrone Hydrochloride Liposome Injection: 15 mg/m², IV, on Day 1, every 4 weeks (q4w); D: Decitabine: 20 mg/m², IV, Days 1-5, q4w; (or Azacitidine: 75 mg/m², IV, Days 1-7, q4w); C: Cytarabine: 100 mg, IV, every 12 hours on Days 1-5, q4w; For patients with hypoplastic bone marrow, the dose of cytarabine injection is 10 mg, every 12 hours, q4w; G: G-CSF: 5 μg/kg, subcutaneous injection, from Day 0 until the white blood cell count exceeds 10.0×10\^9/L, at which point chemotherapy is stopped; or Pegylated Recombinant Human Granulocyte Stimulating Factor Injection: 100 μg/kg, subcutaneous injection, on Day 0. One cycle lasts for 4 weeks, with a planned administration of 1 or 2 cycles.
Treatment groups
Trial outcomes
Primary outcomes
Complete remission rate
Percentage of subjects with complete remission (CR) and incomplete hematologic recovery (CRi)
Secondary outcomes
Relapse-Free Survival
Time interval from leukemia free state to the first recurrence or death
Overall Survival
Time interval from start of treatment until death or last follow-up
Duration of response
Adverse events
Number of subjects with each adverse event.
Sponsors and contacts
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