Clinical trial NCT00351975 (phase 1, status: completed)
Conditions: accelerated phase of disease, adult acute myeloid leukemia with inv(16)(p13.1q22); cbfb-myh11, adult acute myeloid leukemia with t(16;16)(p13.1;q22); cbfb-myh11, adult acute myeloid leukemia with t(8;21)(q22;q22); runx1-runx1t1, adult acute myeloid leukemia with t(9;11)(p22;q23); mllt3-mll, adult acute promyelocytic leukemia with t(15;17)(q22;q12); pml-rara, atypical chronic myeloid leukemia, bcr-abl1 negative, blastic phase, chronic myelogenous leukemia, bcr-abl1 positive, chronic myelomonocytic leukemia, de novo myelodysplastic syndrome, myelodysplastic/myeloproliferative neoplasm, unclassifiable, philadelphia chromosome negative, bcr-abl1 positive chronic myelogenous leukemia, previously treated myelodysplastic syndrome, primary myelofibrosis, recurrent adult acute lymphoblastic leukemia, recurrent adult acute myeloid leukemia, recurrent disease, secondary acute myeloid leukemia, secondary myelodysplastic syndrome
ICD codes: C95.91, C95.92, Z80.6, Z85.6, C90.11, C90.12, C91.01, C95.91, C95.92, Z80.6, Z85.6, C90.11, C90.12, C91.01, C95.91, C95.92, Z80.6, Z85.6, C90.11, C90.12, C91.01, C95.91, C95.92, Z80.6, Z85.6, C90.11, C90.12, C91.01, C92.41, C92.42, C92.40, G50.1, I48.4, H57.01, M84.750S, N42.32, M84.751S, M84.752S, C95.91, C95.92, Z80.6, Z85.6, C90.11, C90.12, C91.01, C93.11, C93.12, C93.10, C05.2, C10.0, C16.0, C16.4, C17.0, C17.1, C17.2, D46.Z, D46.9, C94.6, D46.C, D75.81, C94.41, C94.42, C94.40, C83.57, C83.50, C91.01, C91.02, C83.52, C83.56, C83.53, G47.13, J01.41, K11.22, K12.0, N96, F33.8, G03.2, N02.6, D75.1, E26.1, N91.1, N91.4, N94.5, A51.41, A51.43, D46.Z, D46.9, C94.6, D46.C
Drugs: belinostat, azacitidine
SMILES: ONC(=O)\C=C\C1=CC=CC(=C1)S(=O)(=O)NC1=CC=CC=C1, NC1=CC=CC2=C1CN(C1CCC(=O)NC1=O)C2=O
Eligibility criteria:

        Inclusion Criteria:

          -  Histologically confirmed diagnosis of 1 of the following:

               -  Relapsed or refractory acute myeloid leukemia (AML)

               -  Relapsed or refractory acute promyelocytic leukemia (must have failed both
                  tretinoin and arsenic trioxide)

               -  Relapsed or refractory acute lymphoblastic leukemia

               -  Secondary AML, including AML arising from antecedent hematologic diseases, such
                  as myelodysplastic syndromes (MDS) or myeloproliferative disorders, OR
                  therapy-related AML

               -  Chronic myelogenous leukemia in accelerated or blast phase

               -  Advanced phases of Philadelphia chromosome-negative (Ph-) chronic
                  myeloproliferative disorders, as defined by ≥ 1 of the following:

                    -  Presence of anemia (hemoglobin < 10 g/dL and/or red blood cell transfusion
                       dependent)

                    -  Presence of palpable splenomegaly

               -  MDS, including chronic myelomonocytic leukemia

                    -  Must have intermediate or high-risk International Prognostic Scoring System
                       (IPSS) scores (≥ 0.5)

                    -  Low-risk IPSS scores allowed provided ≥ 1 of the following criteria are met:

                         -  Hemoglobin < 10 g/dL and/or red blood cell transfusion dependent

                         -  Platelet count < 50,000/mm³

                         -  Absolute neutrophil count < 1,000/mm³

          -  Refractory disease OR no standard therapy exists

          -  Evidence of AML associated with dysplasia on bone marrow histology for elderly
             patients (i.e., > 60 years old) who are previously untreated and not candidates for or
             unwilling to undergoing induction therapy

          -  No known active CNS involvement with disease

          -  CALGB performance status (PS) 0-2 OR Karnofsky PS 60-100%

          -  Bilirubin ≤ 2.0 mg/dL (unless due to Gilbert's syndrome)

          -  ALT ≤ 3 times upper limit of normal (unless due to disease)

          -  Creatinine ≤ 2 mg/dL

          -  Not pregnant or nursing

          -  Negative pregnancy test

          -  Fertile patients must use effective contraception

          -  No history of allergic reactions attributed to compounds of similar chemical or
             biologic composition to PXD101 or Azacitidine

          -  No history of allergic reactions to mannitol

          -  No history of dose-limiting toxicity during prior treatment with Azacitidine

          -  No concurrent uncontrolled illness including, but not limited to, the following:

               -  Ongoing or active infection

               -  Symptomatic congestive heart failure

               -  Unstable angina pectoris

               -  Cardiac arrhythmia

               -  Psychiatric illness or social situation that would preclude compliance with study
                  requirements

          -  No marked baseline prolongation of QT/QTc interval (e.g., repeated demonstration of a
             QTc interval > 500 msec)

          -  No long QT syndrome

          -  No uncontrolled cardiovascular disease, including the following:

               -  Severe uncontrolled hypertension

               -  Uncontrolled congestive heart failure related to primary cardiac disease

               -  Uncontrolled cardiac arrhythmia

               -  Uncontrolled ischemic or severe valvular heart disease

               -  Myocardial infarction within the past 6 months

          -  See Disease Characteristics

          -  Recovered from prior therapy

          -  At least 2 weeks since prior chemotherapy (6 weeks for mitomycin C or nitrosoureas)

          -  At least 2 weeks since prior radiotherapy

          -  At least 4 weeks since prior investigational agents

          -  At least 24 hours since prior hydroxyurea

          -  At least 2 weeks since prior valproic acid

          -  No concurrent combination antiretroviral therapy for HIV-positive patients

          -  No other concurrent investigational agents

          -  No concurrent medication that may cause torsade de pointes

          -  No other concurrent anticancer therapy, including chemotherapy, radiotherapy, or
             biological agents