Randomized, Open-label, Multicenter Phase 3 Study to Assess the Efficacy and Safety of GIVinostat Versus Hydroxyurea IN JAK2V617F-positive High-risk Polycythemia Vera Patients: the GIV-IN PV TRIAL

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The goal of this clinical trial is to compare in the efficacy and safety of givinostat to hydroxyurea in Jak2V617F-positive high risk polycythemia vera patients.

2024-03-26

2026-07-01

2026-07-01

Recruiting

Early phase I

220

Inclusion Criteria: * Patients must have been diagnosed with PV according to the 2016 WHO criteria within 3 years before randomization * Patients must have JAK2V617F-positive disease * Patients with PV must meet the definition of HR for thrombosis (i.e., HR) at screening as follows: * Age \> 60 years, and/or * Prior thrombosis. * Patients must be in need of treatment at screening, defined by the presence of at least one of the following: * HCT ≥ 45% or HCT \< 45% with at least 1 phlebotomy performed in the 3 months before screening, or * WBC count \> 10 × 109/L, or * PLT count \> 400 × 109/L. * Patients must have normalized HCT (i.e., HCT \< 45%) at randomization Exclusion Criteria: * Patients pre-treated with HU with a documented history of resistance or intolerance to HU defined by the original ELN criteria * Patients with a QTcF value of \> 450 msec for males and \> 460 msec for females at the Screening visit (as the mean of 3 consecutive readings 5 minutes apart in the event a first ECG demonstrates a prolonged QTcF interval); congenital or acquired history of QTc prolongation or ventricular arrhythmias, at the Screening visit * Splanchnic thrombosis and/or thrombosis of the cerebral venous sinuses and/or splenectomy in the medical history * Patients with clinically significant cardiovascular disease * Patients with myocardial infarction, stroke or unstable angina within the 6 months prior to screening. * Patients with inadequate liver or renal function at screening * Uncontrolled hypertriglyceridemia at screening, i.e., triglycerides ˃ 1.5 × ULN * Previous treatment with a JAK2 or HDAC inhibitor or 32-phosphorus (radioactive isotope) therapy. * Patients being treated concurrently with any investigational agent or prior participation in an interventional clinical study within the 30 days prior to screening or within 5 half-lives of the investigational product, whichever is longer. * Pregnant or nursing women

{'studyType': 'INTERVENTIONAL', 'phases': ['PHASE3'], 'designInfo': {'allocation': 'RANDOMIZED', 'interventionModel': 'PARALLEL', 'primaryPurpose': 'TREATMENT', 'maskingInfo': {'masking': 'SINGLE', 'whoMasked': ['OUTCOMES_ASSESSOR']}}, 'enrollmentInfo': {'count': 220, 'type': 'ESTIMATED'}}

2024-05-07