Title
JAK2 Inhibitors RUXOLITINIB in Patients With Myelofibrosis
JAK2 Inhibitors RUXOLITINIB in Patients With High or Intermediate Risk Primary or Secondary Myelofibrosis Eligible for Allogeneic Stem Cell Transplantation: a Prospective Multicentric Phase II Study
Phase
Phase 2Lead Sponsor
French Innovative Leukemia OrganisationStudy Type
InterventionalStatus
Completed No Results PostedIndication/Condition
MyelofibrosisIntervention/Treatment
ruxolitinib ...Study Participants
78JAK2 inhibitor RUXOLITINIB before allogeneic hematopoietic stem cell transplantation (HSCT) in patients with primary or secondary myelofibrosis : a prospective phase II
JAK2 inhibitor RUXOLITINIB before allogeneic hematopoietic stem cell transplantation (HSCT) in patients with primary or secondary myelofibrosis
Ruxolotinib doses calculated with platelets count and P450 cytochrome inhibitor HSCT for patients with donor
Ruxolotinib : patient with donor HSCT 4 months later patients without donor: ruxolotinib alone
Inclusion Criteria: Age between 18 and 69 years No comorbidity contraindicating the transplantation : Severe respiratory failure defined as dyspnea grade III or more Severe cardiac failure defined as EF < or = 30% Severe renal failure defined as creatinine clearance < 30 ml/min or dialysis Dementia or non-ability to give informed consent for the protocol Major alteration of performance status defined as ECOG > 2 Severe liver disease defined as a cirrhosis or bilirubin > 2 x ULN, or AST/ALT > 5 x ULN Primary or secondary myelofibrosis diagnosed according to WHO definition (Tefferi, et al 2007) Palpable splenomegaly or splenomegaly measured by any imagery (maximum size> 15 cm by ultrasound scan, Magnetic Resonance Imaging or computer tomography) Disease if intermediate or high risk according to published criteria and summarized as follows: At least one criterion among the following: Haemoglobin < 100 gr/L (unrelated to medication toxicity) Leucocytes < 4 G/L (unrelated to medication toxicity) or > 25 G/L Poor prognosis cytogenetics : complex karyotype, abnormalities of chromosomes 5, 7 or 17 , +8, 12p-, inv(3), 11q23 Two criteria among the following criteria : General symptoms (weight lost > 10% in less than 6 months, night swears, specific fever > 37.5°C) Peripheral blastosis > 1% observed at least twice Thrombocytopenia < 100 G/L (unrelated to treatment toxicity) Exclusion Criteria: Myelofibrosis transformed into acute leukaemia with 20% blasts of more in blood or bone marrow Previous treatment with JAK2 inhibitor Thrombopenia < 50 G/L Comorbidities contraindicating the transplantation Comorbidity score Sorror > 3 Pregnant or lactating women