E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
Thrombocytopenia in subjects with Immune Thrombocytopenic Purpura (ITP) |
|
MedDRA Classification |
E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 8.1 |
E.1.2 | Level | LLT |
E.1.2 | Classification code | 10021245 |
E.1.2 | Term | Idiopathic thrombocytopenic purpura |
|
E.1.3 | Condition being studied is a rare disease | Yes |
E.2 Objective of the trial |
E.2.1 | Main objective of the trial |
To determine the safety of AMG 531 as a long- term treatment in thrombocytopenic subjects with ITP. |
|
E.2.2 | Secondary objectives of the trial |
1) To evaluate the long- term platelet response to AMG 531 2) To evaluate possible reductions in the dose of concurrent ITP therapies while receiving AMG 531 3) To evaluate changes in Patient Reported Outcomes ( PRO) due to the use of AMG 531
|
|
E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
1) Subjects must have previously completed an AMG 531 ITP study 2) Before any study specific procedure, the appropriate written informed consent (and assent, if applicable) was obtained. |
|
E.4 | Principal exclusion criteria |
1) Subject has any bone marrow stem cell disorders or new active malignancies diagnosed since enrolment in the previous AMG 531 ITP study. 2) Subject received any alkylating agents within 4 weeks before the Screening visit or anticipated use during the time of the proposed study 3) Subject is currently enrolled in or has not yet completed at least 4 weeks since ending other investigational device or drug trial(s) (other than the previous AMG 531 ITP study), or subject is receiving other investigational agent(s) other than AMG 531 4) Subject of child-bearing potential is evidently pregnant (eg, positive β-hCG test) or is breast feeding 5) Subject is not using adequate contraceptive precautions 6) Subject will not be available for follow-up assessments 7) Subject has any kind of disorder that compromises the ability of the subject to give written informed consent and does not have a legally acceptable representative and/or is unable to comply with study procedures
|
|
E.5 End points |
E.5.1 | Primary end point(s) |
The primary endpoint is the incidence of adverse events, including clinically significant changes in laboratory values and incidence of antibody formation |
|
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) | No |
E.7.3 | Therapeutic confirmatory (Phase III) | Yes |
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 | No |
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.8.3 |
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 | 1 |
E.8.5 | The trial involves multiple Member States | Yes |
E.8.5.1 | Number of sites anticipated in the EEA | 46 |
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 |
|
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
| |
E.8.9 Initial estimate of the duration of the trial |
E.8.9.1 | In the Member State concerned years | 5 |
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 | 5 |
E.8.9.2 | In all countries concerned by the trial months | 6 |