Phase 2 Study of Pracinostat With Azacitidine in Patients With Previously Untreated Myelodysplastic Syndrome
- Conditions
- Myelodysplastic Syndrome
- Interventions
- Registration Number
- NCT01873703
- Lead Sponsor
- Helsinn Healthcare SA
- Brief Summary
The purpose of this randomized, double-blind, placebo-controlled study is to determine the safety and efficacy of pracinostat compared to placebo when combined with azacitidine, and FDA approved treatment for Myelodysplastic Syndrome (MDS).
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- COMPLETED
- Sex
- All
- Target Recruitment
- 102
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Voluntary written informed consent
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Histologically or cytologically documented diagnosis of MDS (any French-American-British [FAB] classification subtype; that is classified as intermediate 2 (1.5 to 2.0 points) or high risk (≥2.5 points) according to the International Prognostic Scoring System risk category, with >5% and <30% blasts, and a peripheral blast count of <20,000
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Bone marrow aspirate smears and bone marrow biopsies within 28 days of first study treatment
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There must be a clinical indication for treatment with azacitidine.
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Previously untreated with hypomethylating agents (prior therapy with transfusions, hematopoietic growth factors, or immunosuppressive therapy is allowed)
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Eastern Cooperative Oncology Group performance status of 0, 1, or 2
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Adequate organ function as evidenced by:
- Aspartate aminotransferase (AST) and alanine aminotransferase (ALT) ≤2.5 x the upper limit of normal (ULN) (≤5 x ULN for patients with hepatic metastases
- Total bilirubin ≤1.5 x ULN or total bilirubin of 2, whichever is higher
- Serum creatinine <2 mg/dL, or creatinine clearance ≤1.5 x ULN
- QTcF interval ≤470 msec
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Female or male patients ≥18 years-of-age
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Male patients who are surgically sterile or willing to use adequate contraceptive measures or abstain from heterosexual intercourse during the entire study treatment period
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Female patients who are surgically sterile or post menopausal or female patients who are not of child-bearing potential and female patients of child-bearing potential who agree to use adequate contraceptive measures or abstain from intercourse during the study treatment period, who are not breastfeeding, and who have had a negative serum pregnancy test ≤7 days prior to first study treatment.
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Willingness and ability to comply with the trial and follow-up procedures
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Received any of the following within the specified time frame prior to administration of study medication:
- Any investigational agent within 14 days or 5 half-lives prior to first study treatment, whichever is longer
- Previous therapy for malignancy within 21 days prior to first study treatment, including any chemotherapy, immunotherapy, biological or hormonal therapy (6 weeks for nitrosoureas or mitomycin C)
- Hydroxyurea within 48 hours prior to first study treatment
- Hematopoietic growth factors: erythropoietin, granulocyte colony stimulating factor (G-CSF), granulocyte macrophage colony stimulating factor (GM-CSF), or thrombopoietin receptor agonists at least 7 days (14 days for Aranesp) prior to study enrollment
- Major surgery within 4 weeks prior to first study treatment
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Patients that have not recovered from side effects of previous therapy
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Cardiopulmonary function exclusion:
- Current unstable arrhythmia requiring treatment
- History of symptomatic congestive heart failure (New York Heart Association Classes III or IV)
- History of myocardial infarction within 6 months of enrollment
- Current unstable angina
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Concomitant treatment with histone deacetylase (HDAC) inhibitors or drugs with significant action as HDAC inhibitors, such as valproic acid, is not permitted
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Clinical evidence of central nervous system involvement
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Patients with gastrointestinal (GI) tract disease, causing the inability to take oral medication, malabsorption syndrome, a requirement for IV alimentation, prior surgical procedures affecting absorption, uncontrolled inflammatory GI disease (e.g., Crohn's disease, ulcerative colitis).
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Active infection with HIV or chronic hepatitis B or C
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Life-threatening illness unrelated to cancer, or any serious medical or psychiatric illness that could, in the investigator's opinion, potentially interfere with participation in this study
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Presence of a malignant disease within the last 12 months, with the exception of adequately treated in-situ carcinomas, basal or squamous cell carcinoma, or non-melanomatous skin cancer
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Inability (including psychological, familial, sociological, or geographical conditions) to comply with trial and/or follow-up procedures
Study & Design
- Study Type
- INTERVENTIONAL
- Study Design
- PARALLEL
- Arm && Interventions
Group Intervention Description pracinostat plus azacitadine pracinostat 60 mg of pracinostat by mouth 3 times a week for 3 weeks followed by 1 week of rest repeated every 28 days. 75 mg/m2 Azacitidine for 7 days of each 28 day cycle, via subcutaneous (SC) injection or intravenous infusion if SC injections are intolerable Placebo with Azacitadine Placebo Placebo by mouth 3 times a week for 3 weeks followed by 1 week of rest repeated every 28 days. 75 mg/m2 Azacitidine for 7 days of each 28 day cycle, via subcutaneous (SC) injection or intravenous infusion if SC injections are intolerable Placebo with Azacitadine Azacitidine Placebo by mouth 3 times a week for 3 weeks followed by 1 week of rest repeated every 28 days. 75 mg/m2 Azacitidine for 7 days of each 28 day cycle, via subcutaneous (SC) injection or intravenous infusion if SC injections are intolerable pracinostat plus azacitadine Azacitidine 60 mg of pracinostat by mouth 3 times a week for 3 weeks followed by 1 week of rest repeated every 28 days. 75 mg/m2 Azacitidine for 7 days of each 28 day cycle, via subcutaneous (SC) injection or intravenous infusion if SC injections are intolerable
- Primary Outcome Measures
Name Time Method Estimate efficacy 6 months Estimate the relative efficacy, measured by complete remission rate of treatment wiht pracinostat plus azacitidine versus placebo plus azacitidine
- Secondary Outcome Measures
Name Time Method Overall response rate 6 months Estimate the overall response rate \[ORR = CR + complete remission + partial response (PR)\]
Hematologic Improvement 6 months Estimate the overall hematologic improvement (HI) response rate by review of hematologic lab values each cycle including bone marrow blast counts, platelets and erythrocytes.
Duration of response 6 months Estimate the duration of response
Progression free survival 12 months Estimate the progression-free survival (PFS) duration of pracinostat plus azacitidine and the relative benefit of that combination versus placebo plus azacitidine as assessed by the PFS hazard ratio
Rate of leukemic transformation 6 - 24 months Estimate the rate of leukemic transformation at landmark time points (6 months, 12 months, 18 months, and 24 months) using clinical review of hematologic lab counts each cycle
Overall survival 6-24 months Estimate the overall survival (OS) duration of pracinostat plus azacitidine and the relative benefit of that combination versus placebo plus azacitidine as assessed by the OS hazard ratio
AE profile 12 months Assess the adverse event (AE) profile of pracinostat and placebo when combined with azacitidine by clinical review of safety events by grade, relationship and event outcomes.
Trial Locations
- Locations (24)
Woodlands Medical Specialists
🇺🇸Pensacola, Florida, United States
Weill Cornell Medical Center
🇺🇸New York, New York, United States
Florida Cancer Specialists North
🇺🇸Saint Petersburg, Florida, United States
Scripps Cancer Center
🇺🇸La Jolla, California, United States
Southern Cancer Center
🇺🇸Mobile, Alabama, United States
Florida Cancer Specialists South
🇺🇸Fort Myers, Florida, United States
MD Anderson Cancer Center
🇺🇸Houston, Texas, United States
Florida Cancer Specialist and Research Institute
🇺🇸Tallahassee, Florida, United States
Fort Wayne Medical Oncology and Hematology
🇺🇸Fort Wayne, Indiana, United States
Indiana University Simon Cancer Ctr
🇺🇸Indianapolis, Indiana, United States
Sidney Kimmel Comprehensive Cancer at Johns Hopkins
🇺🇸Baltimore, Maryland, United States
Michigan State University
🇺🇸Lansing, Michigan, United States
Cleveland Clinic Foundation
🇺🇸Cleveland, Ohio, United States
Tennessee Oncology - Chattanooga
🇺🇸Chattanooga, Tennessee, United States
Swedish Cancer Institute
🇺🇸Seattle, Washington, United States
Oncology Hematology Care
🇺🇸Cincinnati, Ohio, United States
Comprehensive Cancer Centers of Nevada
🇺🇸Las Vegas, Nevada, United States
Cancer Care Centers of South Texas
🇺🇸San Antonio, Texas, United States
Sarah Cannon Cancer Center, Tennessee Oncology
🇺🇸Nashville, Tennessee, United States
Henry Ford Hospital
🇺🇸Detroit, Michigan, United States
Colorado Blood Cancer Institute
🇺🇸Denver, Colorado, United States
Nebraska Methodist
🇺🇸Omaha, Nebraska, United States
Center for Cancer and Blood Disorders
🇺🇸Bethesda, Maryland, United States
H. Lee Moffitt Cancer Center
🇺🇸Tampa, Florida, United States