Dose-escalation Study of D-CMG Regimen for the Treatment of Elderly Newly Diagnosed AML Patients

"Liposomal mitoxantrone hydrochloride injection (Doxorubicin®): Used after dilution with 250mL of 5% glucose injection (50mg/mL), with an intravenous drip time of at least 60 minutes.~* Level 1: 12mg/m2, IV drip, day 4;~* Level 2: 18mg/m2, IV drip, day 4; Decitabine: 25mg, IV drip, days 1-3; Cytarabine: 10mg/m2, every 12 hours, IV drip, days 4-10; G-CSF: 300 ug, IV drip, days 1-5; Each cycle is 4 weeks, with a total of 2 cycles, and DLT is observed in the first cycle.~Note: Patients who achieve CR (Complete Remission) and PR (Partial Remission) in the first cycle can continue with the original dose for one more cycle, and then the investigator decides whether to continue this regimen or choose another regimen for maintenance therapy; Patients with NR (No Remission) in the first cycle will be withdrawn from this study."