E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
Myelodysplastic syndrome (MDS) |
Myelodysplastiskt syndrom (MDS) |
|
E.1.1.1 | Medical condition in easily understood language |
|
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 |
The primary study objective is to prevent clinical events (relapse or non-relapse death) in minimal residual disease (MRD) positive subjects |
|
E.2.2 | Secondary objectives of the trial |
MRD positive cohort: To induce molecular remission To evaluate the incidence and severity of graft-versus-host disease (GVHD) To evaluate safety during pre-emptive treatment Whole study cohort: To prevent relapse or non-relapse death To evaluate the incidence and severity of GVHD To prolong overall survival
|
|
E.2.3 | Trial contains a sub-study | Yes |
E.2.3.1 | Full title, date and version of each sub-study and their related objectives |
Exploratory objectives are: To evaluate MRD analyzed on sorted CD34 positive cells from bone marrow and peripheral blood To characterize the immune system and the MDS cells during molecular relapse and intervention
|
|
E.3 | Principal inclusion criteria |
Signed informed consent Age ≥ 18 years Subjects eligible for stem cell transplantation (SCT) Subjects having the disease MDS, mixed myelodysplastic/myeloproliferative syndrome or AML with myelodysplasia related dysplasia and 20-29% marrow blasts All female subjects of childbearing potential have to have negative pregnancy test within 2 weeks prior to inclusion to the study
|
|
E.4 | Principal exclusion criteria |
No genetic aberration identified either in screening next generation sequencing panel or next generation sequencing panel performed at diagnosis Uncontrolled hypertension, heart, liver, kidney related or other uncontrolled medical or psychiatric disorders Mental inability, reluctance or language difficulties that results in difficulty understanding the meaning of study participation
|
|
E.5 End points |
E.5.1 | Primary end point(s) |
The percentage of clinical events defined as relapse or non-relapse death at 12 months from verified MRD positivity (NMDSG14B Part 2 compared to Part 1) |
|
E.5.1.1 | Timepoint(s) of evaluation of this end point |
12 months from MRD positivity |
|
E.5.2 | Secondary end point(s) |
MRD positive cohort: Relapse-free survival Proportion of MRD positive subjects achieving MRD-negativity Incidence and severity of GVHD Safety in MRD positive subjects subjected to MRD-guided clinical intervention Whole study cohort: Relapse-free survival Incidence and severity of GVHD Overall survival
|
|
E.5.2.1 | Timepoint(s) of evaluation of this end point |
Weeks: 6, 12, 18, 24; months: 9, 12, 15, 18, 21 and 2 years after SCT |
|
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 | Yes |
E.6.4 | Safety | Yes |
E.6.5 | Efficacy | Yes |
E.6.6 | Pharmacokinetic | No |
E.6.7 | Pharmacodynamic | Yes |
E.6.8 | Bioequivalence | No |
E.6.9 | Dose response | Yes |
E.6.10 | Pharmacogenetic | No |
E.6.11 | Pharmacogenomic | No |
E.6.12 | Pharmacoeconomic | No |
E.6.13 | Others | Yes |
E.6.13.1 | Other scope of the trial description |
|
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 | 6 |
E.8.5 | The trial involves multiple Member States | Yes |
E.8.5.1 | Number of sites anticipated in the EEA | 6 |
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
|
|
E.8.9 Initial estimate of the duration of the trial |
E.8.9.1 | In the Member State concerned years | 4 |
E.8.9.1 | In the Member State concerned months | |
E.8.9.1 | In the Member State concerned days | |
E.8.9.2 | In all countries concerned by the trial years | 4 |