Randomized phase-II trial evaluating induction therapy with idarubicin and etoposide plus sequential or concurrent azacitidine and maintenance therapy with azacitidine

Schlenk, R. F. and Weber, D. and Herr, W. and Wulf, G. and Salih, H. R. and Derigs, H. G. and Kuendgen, A. and Ringhoffer, M. and Hertenstein, B. and Martens, U. M. and Griesshammer, M. and Bernhard, H. and Krauter, J. and Girschikofsky, M. and Wolf, D. and Lange, E. and Westermann, J. and Koller, E. and Kremers, S. and Wattad, M. and Heuser, M. and Thol, F. and Goehring, G. and Haase, D. and Teleanu, V and Gaidzik, V and Benner, A. and Doehner, K. and Ganser, A. and Paschka, P. and Doehner, H. (2019) Randomized phase-II trial evaluating induction therapy with idarubicin and etoposide plus sequential or concurrent azacitidine and maintenance therapy with azacitidine. LEUKEMIA, 33 (8). pp. 1923-1933. ISSN 0887-6924, 1476-5551

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Abstract

The aim of this randomized phase-II study was to evaluate the effect of substituting cytarabine by azacitidine in intensive induction therapy of patients with acute myeloid leukemia (AML). Patients were randomized to four induction schedules for two cycles: STANDARD (idarubicin, cytarabine, etoposide); and azacitidine given prior (PRIOR), concurrently (CONCURRENT), or after (AFTER) therapy with idarubicin and etoposide. Consolidation therapy consisted of allogeneic hematopoietic-cell transplantation or three courses of high-dose cytarabine followed by 2-year maintenance therapy with azacitidine in the azacitidine-arms. AML with CBFB-MYH11, RUNX1-RUNX1T1, mutated NPM1, and FLT3-ITD were excluded and accrued to genotype-specific trials. The primary end point was response to induction therapy. The statistical design was based on an optimal two-stage design applied for each arm separately. During the first stage, 104 patients (median age 62.6, range 18-82 years) were randomized; the study arms PRIOR and CONCURRENT were terminated early due to inefficacy. After randomization of 268 patients, all azacitidine-containing arms showed inferior response rates compared to STANDARD. Event-free and overall survival were significantly inferior in the azacitidine-containing arms compared to the standard arm (p < 0.001 and p = 0.03, respectively). The data from this trial do not support the substitution of cytarabine by azacitidine in intensive induction therapy.

Item Type: Article
Uncontrolled Keywords: ACUTE MYELOID-LEUKEMIA; OLDER PATIENTS; DOSE CYTARABINE; GENE-MUTATIONS; RETINOIC ACID; AML; CHEMOTHERAPY; DECITABINE; DIAGNOSIS; RECOMMENDATIONS;
Subjects: 600 Technology > 610 Medical sciences Medicine
Divisions: Medicine > Abteilung für Pädiatrische Hämatologie, Onkologie und Stammzelltransplantation
Depositing User: Dr. Gernot Deinzer
Date Deposited: 02 Apr 2020 05:33
Last Modified: 02 Apr 2020 05:33
URI: https://pred.uni-regensburg.de/id/eprint/26539

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