Kura Oncology and Kyowa Kirin Report Combination Data for KOMZIFTI™ (Ziftomenib) with Venetoclax and Azacitidine in Newly Diagnosed and Relapsed/Refractory AML

Core Insights - The combination of ziftomenib with venetoclax and azacitidine shows promising clinical activity in treating acute myeloid leukemia (AML) with NPM1 mutations and KMT2A rearrangements, with high rates of complete remission and molecular negativity [2][3][8] Group 1: Clinical Efficacy - In newly diagnosed NPM1-m AML, 86% achieved composite complete remission (CRc) and 73% achieved complete remission (CR), with 68% of CRc responders attaining molecular minimal residual disease (MRD) negativity [1][2] - In relapsed/refractory (R/R) NPM1-m AML, the overall response rate (ORR) was 65%, and in venetoclax-naïve patients, the ORR was 83% [1][2] - For R/R KMT2A-r AML, the ORR was 41%, with 70% in venetoclax-naïve patients [1][2] Group 2: Safety Profile - The triplet combination of ziftomenib, venetoclax, and azacitidine was well tolerated, with low rates of ziftomenib-related myelosuppression and no increase in toxicity beyond venetoclax/azacitidine alone [1][4][7] - Adverse reactions included differentiation syndrome and QTc prolongation, but these were managed without treatment discontinuation [4][7] Group 3: Ongoing Development - Kura Oncology is conducting registrational trials for ziftomenib in both intensive chemotherapy-eligible and -ineligible patients [1][2][8] - The ongoing KOMET-007 Phase 1a/1b trial is evaluating ziftomenib's efficacy across multiple AML subtypes, reinforcing its potential as a foundational treatment option [1][8][12] Group 4: Company Information - Kura Oncology is focused on precision medicines for cancer treatment, with KOMZIFTI (ziftomenib) being the first oral menin inhibitor approved for adult patients with R/R AML harboring NPM1 mutations [12][28] - Kyowa Kirin collaborates with Kura Oncology, emphasizing their commitment to innovative treatments for high unmet medical needs [29]