a New Treatment of Newly Diagnosed IDH1 Mutation Acute Myeloid Leukemia

• Ivosidenib (Ivo): The dosage is 500 mg, administered orally once daily (QD). Oral administration begins on Day 15 of Cycle 1 (C1D15) and continues on each subsequent day of the following cycles. Each cycle lasts 28 days (±2 days), with continuous dosing. • Venetoclax (Ven): The dosage is 100 mg on Day 1 of Cycle 1 (C1D1), 200 mg on Day 2 of Cycle 1 (C1D2), and 400 mg on Days 3-14 of Cycle 1 (C1D3-14), administered orally once daily (QD). For subsequent cycles, the dosage is 400 mg on Days 1-14, administered orally once daily (QD). • Azacitidine (Aza): The dosage is 75 mg/m² per day, administered via subcutaneous injection (Subcutaneous injection, SC) or intravenous injection (Intravenous, IV). It is given during the first week (7 days) of each 4-week (28-day) cycle (or according to the 5-2-2 dosing schedule). Whenever possible, each subject should use the same dosing schedule throughout the treatment period.

• Ivosidenib (Ivo): The dosage is 500 mg, administered orally once daily (QD). Oral administration begins on Day 15 of Cycle 1 (C1D15) and continues on each subsequent day of the following cycles. Each cycle lasts 28 days (±2 days), with continuous dosing. • Venetoclax (Ven): The dosage is 100 mg on Day 1 of Cycle 1 (C1D1), 200 mg on Day 2 of Cycle 1 (C1D2), and 400 mg on Days 3-14 of Cycle 1 (C1D3-14), administered orally once daily (QD). For subsequent cycles, the dosage is 400 mg on Days 1-14, administered orally once daily (QD). • Azacitidine (Aza): The dosage is 75 mg/m² per day, administered via subcutaneous injection (Subcutaneous injection, SC) or intravenous injection (Intravenous, IV). It is given during the first week (7 days) of each 4-week (28-day) cycle (or according to the 5-2-2 dosing schedule). Whenever possible, each subject should use the same dosing schedule throughout the treatment period.