| E.1 Medical condition or disease under investigation |
| E.1.1 | Medical condition(s) being investigated |
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| MedDRA Classification |
| E.1.2 Medical condition or disease under investigation |
| E.1.2 | Version | 9.1 |
| E.1.2 | Level | LLT |
| E.1.2 | Classification code | 10047715 |
| E.1.2 | Term | Von Willebrand's disease |
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| 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 evaluate the efficacy of vWF SD-35-DH (WILFACTIN) in a long-term prophylaxis treatment regimen for the prevention of haemorrhages.
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| E.2.2 | Secondary objectives of the trial |
to evaluate the safety of vWF SD-35-DH for long-term prophylaxis.
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| E.2.3 | Trial contains a sub-study | No |
| E.3 | Principal inclusion criteria |
Type 1, 2 and 3 VWD patient (VWF:RCo < 15-20IU:dl), patient older than 6 years, planned long-term prophylaxis for at least one year with vWF SD-35-DH, patient experiencing more than 10 bleeding episodes per year before the long-term prophylaxis treatment (i.e. joint bleeding, epistaxis) and/or history of at least 2 severe gastrointestinal bleeding episodes with a drop in haemoglobin levels of ≥2 g/dl and/or requiring red blood cell transfusion.
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| E.4 | Principal exclusion criteria |
positive VWF and/or FVIII inhibitor screening, platelets < 100 x 109/l, AST and ALT > 5 times the upper normal limit, pregnant or nursing women, |
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| E.5 End points |
| E.5.1 | Primary end point(s) |
Efficacy of long-term prophylaxis treatment with vWF SD-35-DH will be judged by the absence of spontaneous bleeding episodes or the clear reduction of haemorrhages. The biological efficacy of vWF SD-35-DH will be evaluated 1°) at inclusion from VWF:RCo recovery at 15 min. and 2°) during the course of the study from FVIII trough levels at 72 hours post-injection.
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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 | Yes |
| E.6.3 | Therapy | Yes |
| 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) | No |
| E.7.3 | Therapeutic confirmatory (Phase III) | No |
| E.7.4 | Therapeutic use (Phase IV) | Yes |
| E.8 Design of the trial |
| E.8.1 | Controlled | No |
| E.8.1.1 | Randomised | No |
| E.8.1.2 | Open | Information not present in EudraCT |
| E.8.1.3 | Single blind | Information not present in EudraCT |
| E.8.1.4 | Double blind | Information not present in EudraCT |
| E.8.1.5 | Parallel group | Information not present in EudraCT |
| E.8.1.6 | Cross over | Information not present in EudraCT |
| E.8.1.7 | Other | Information not present in EudraCT |
| 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.8.3 |
The trial involves single site in the Member State concerned
| Yes |
| E.8.4 | The trial involves multiple sites in the Member State concerned | No |
| E.8.4.1 | Number of sites anticipated in Member State concerned | 1 |
| E.8.5 | The trial involves multiple Member States | Yes |
| E.8.5.1 | Number of sites anticipated in the EEA | 4 |
| E.8.6 Trial involving sites outside the EEA |
| E.8.6.1 | Trial being conducted both within and outside the EEA | Yes |
| E.8.6.2 | Trial being conducted completely outside of the EEA | Information not present in EudraCT |
| E.8.6.3 | If E.8.6.1 or E.8.6.2 are Yes, specify the regions in which trial sites are planned |
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| E.8.7 | Trial has a data monitoring committee | No |
| 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
|
| The end of the trial is designed to be the date of the last biological result obtained at the last visit of the last subject undergoing the trial (approximately 1 month after the last visit of the last subject). |
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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 | 2 |
| E.8.9.1 | In the Member State concerned months | 6 |
| E.8.9.1 | In the Member State concerned days | |
| E.8.9.2 | In all countries concerned by the trial years | 6 |