E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
Relapsed/Refractory Chronic Lymphocytic Leukemia with p53 dysfunction. |
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E.1.1.1 | Medical condition in easily understood language |
Relapsed/Refractory Chronic Lymphocytic Leukemia with p53 dysfunction. |
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E.1.1.2 | Therapeutic area | Diseases [C] - Blood and lymphatic diseases [C15] |
MedDRA Classification |
E.1.3 | Condition being studied is a rare disease | No |
E.2 Objective of the trial |
E.2.1 | Main objective of the trial |
To determine the efficacy of a treatment combining daratumumab and ibrutinib in a poor risk population of relapsed CLL patients with TP53 dysfunction.
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E.2.2 | Secondary objectives of the trial |
To determine the safety profile of daratumumab in combination with ibrutinib in CLL patients |
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E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
• Immunophenotypically confirmed diagnosis of CLL (2008 iwCLL criteria) • Progressive CLL according to iwCLL criteria • Relapsed or refractory disease (≥ 1 previous line of treatment) with P53 genetic alteration (17p deletion and/or TP53 mutation) • ECOG status 0-2 • Age > 18 years • Negative serum pregnancy test one week prior to treatment for premenopausal women • CIRS (Cumulative Illness Rating Scale) ≤6 • Life expectancy > 3 months • Possibility of follow-up • Ability to understand the protocol • Written informed consent of patient and treating physician
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E.4 | Principal exclusion criteria |
• Previous treatment with ibrutinib. • Patient refusal to perform bone marrow biopsy for evaluation point • Prior other malignancy (except for adequately treated basal cell or squamous cell skin cancer, in situ cancer, or other cancer from which the subject has been disease free for ≥ 2 years). • Known chronic obstructive pulmonary disease (COPD) with a Forced Expiratory Volume in 1 second (FEV1) < 50 % of predicted normal. FEV testing is required for patients suspected of having COPD. • Moderate or severe persistent asthma within the two last years or currently uncontrolled asthma of any classification (American Lung Association criteria). Current controlled intermittent asthma or controlled mild persistent asthma is not an exclusion criterion. • Patients with active bacterial, viral, or fungal infection requiring systemic treatment. • Patients with known infection with human immunodeficiency virus (HIV) or HTLV-1 • Active B or C hepatitis (positive HBsAg or HBV DNA for HBV; Positive HCV RNA for HCV) • History of severe allergic or anaphylactic reactions to humanized or murine monoclonal antibodies. • Any other uncontrolled medical condition or comorbidity that might interfere with subject’s participation. • Concomitant dual antiplatelet therapy • Concomitant treatment with both antiplatelet and anticoagulation therapy • Treatment with other investigational agent or participating to another trial within 30 days prior to entering the study • Hemoglobin < 8 g/dL • Absolute neutrophil count (ANC) < 1000/mm^3 • Platelets < 30,000/mm^3 • Inadequate renal function: creatinine clearance < 50 ml/min (Cockroft and Gault) • Inadequate liver function: AST, ALT > 2.5 x ULN • Total bilirubin >1.5 x ULN unless rise is due to Gilbert’s syndrome or of non- hepatic origin. • Active auto-immune haemolytic anemia • Richter’s transformation • Evidence of central nervous system (CNS) involvement • Pregnant or breastfeeding women. • Adult under law-control • Fertile male and female patients who cannot or do not wish to use an effective method of contraception, during and for 12 months after the final treatment used for the purposes of the study • No afiliate to social security
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E.5 End points |
E.5.1 | Primary end point(s) |
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E.5.1.1 | Timepoint(s) of evaluation of this end point |
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E.5.2 | Secondary end point(s) |
• Frequency and severity of tumor lysis syndrome during and after the 2 first infusions of daratumumab • Type, frequency, severity and relationship to study treatment of adverse events. Incidence of Treatment Emergent Adverse Event (TEAE), Serious Adverse Event (SAE) and laboratory abnormalities using National Cancer Institute (NCI) common toxicity criteria (CCTAE V4) • OR rate, PR rate, PR with lymphocytosis rate • MRD assessement • PFS and OS • Duration of response • Time to next treatment • Cumulative rate of Richter’s syndrome • CD38 expression in CLL cells before treatment and on ibrutinib before daratumumab initiation • Ancillary studies
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E.5.2.1 | Timepoint(s) of evaluation of this end point |
until the last patient has definitively stopped study treatment |
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E.6 and E.7 Scope of the trial |
E.6 | Scope of the trial |
E.6.1 | Diagnosis | No |
E.6.2 | Prophylaxis | No |
E.6.3 | Therapy | No |
E.6.4 | Safety | Yes |
E.6.5 | Efficacy | Yes |
E.6.6 | Pharmacokinetic | No |
E.6.7 | Pharmacodynamic | No |
E.6.8 | Bioequivalence | No |
E.6.9 | Dose response | No |
E.6.10 | Pharmacogenetic | No |
E.6.11 | Pharmacogenomic | No |
E.6.12 | Pharmacoeconomic | No |
E.6.13 | Others | No |
E.7 | Trial type and phase |
E.7.1 | Human pharmacology (Phase I) | No |
E.7.1.1 | First administration to humans | No |
E.7.1.2 | Bioequivalence study | No |
E.7.1.3 | Other | No |
E.7.1.3.1 | Other trial type description | |
E.7.2 | Therapeutic exploratory (Phase II) | Yes |
E.7.3 | Therapeutic confirmatory (Phase III) | No |
E.7.4 | Therapeutic use (Phase IV) | No |
E.8 Design of the trial |
E.8.1 | Controlled | No |
E.8.1.1 | Randomised | No |
E.8.1.2 | Open | Yes |
E.8.1.3 | Single blind | No |
E.8.1.4 | Double blind | No |
E.8.1.5 | Parallel group | No |
E.8.1.6 | Cross over | No |
E.8.1.7 | Other | No |
E.8.2 | Comparator of controlled trial |
E.8.2.1 | Other medicinal product(s) | No |
E.8.2.2 | Placebo | No |
E.8.2.3 | Other | No |
E.8.2.4 | Number of treatment arms in the trial | 1 |
E.8.3 |
The trial involves single site in the Member State concerned
| No |
E.8.4 | The trial involves multiple sites in the Member State concerned | Yes |
E.8.4.1 | Number of sites anticipated in Member State concerned | 25 |
E.8.5 | The trial involves multiple Member States | No |
E.8.6 Trial involving sites outside the EEA |
E.8.6.1 | Trial being conducted both within and outside the EEA | No |
E.8.6.2 | Trial being conducted completely outside of the EEA | No |
E.8.7 | Trial has a data monitoring committee | Yes |
E.8.8 |
Definition of the end of the trial and justification where it is not the last
visit of the last subject undergoing the trial
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E.8.9 Initial estimate of the duration of the trial |
E.8.9.1 | In the Member State concerned years | 8 |
E.8.9.1 | In the Member State concerned months | 0 |
E.8.9.1 | In the Member State concerned days | 0 |