E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
Duchenne Muscular Dystrophy |
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E.1.1.1 | Medical condition in easily understood language |
Duchenne muscular dystrophy is a rare, serious, life-threatening, X-linked recessive, degenerative neuromuscular disease caused by mutations in the dystrophin gene. |
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E.1.1.2 | Therapeutic area | Diseases [C] - Musculoskeletal Diseases [C05] |
MedDRA Classification |
E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 20.1 |
E.1.2 | Level | PT |
E.1.2 | Classification code | 10052655 |
E.1.2 | Term | Duchenne muscular dystrophy gene carrier |
E.1.2 | System Organ Class | 10010331 - Congenital, familial and genetic disorders |
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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 |
The primary objective of this study is to evaluate the adverse event (AE) profile of repeat every-4-week (Q4W) administration of SRP-5051. |
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E.2.2 | Secondary objectives of the trial |
The secondary objectives of this study are to: - To determine the pharmacokinetics (PK) of SRP-5051 following repeat Q4W administration - To evaluate additional safety and tolerability of repeat Q4W administration of SRP-5051 |
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E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
- Has completed a study of SRP-5051 and continues to meet the Eligibility Criteria of Study 5051-102. |
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E.4 | Principal exclusion criteria |
- Initiation or change of dosing (except for modifications to accommodate changes in weight or changes in standard of care) since completing a study administering SRP-5051 and while participating in this study for any of the following: angiotensin converting enzyme (ACE) inhibitors, angiotensin receptor blocking agents (ARBs), betablockers, potassium and steroids*. - Requires antiarrhythmic and/or diuretic therapy for heart failure. - Use of any herbal medication/supplement containing aristolochic acid. - Treatment with any experimental therapy since entering original study or any experimental gene therapy for the treatment of DMD at any time. - Participation in an interventional clinical trial since completing original study. Other inclusion/exclusion criteria apply. * The dose of steroids must remain constant except for modifications to accommodate changes in weight. |
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E.5 End points |
E.5.1 | Primary end point(s) |
Number of Participants Experiencing Adverse Events |
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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) |
Plasma Concentration of SRP-5051 |
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E.5.2.1 | Timepoint(s) of evaluation of this end point |
Pre-dose and at multiple time periods after infusion |
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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 | Yes |
E.6.4 | Safety | Yes |
E.6.5 | Efficacy | No |
E.6.6 | Pharmacokinetic | Yes |
E.6.7 | Pharmacodynamic | No |
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 | No |
E.7 | Trial type and phase |
E.7.1 | Human pharmacology (Phase I) | Yes |
E.7.1.1 | First administration to humans | No |
E.7.1.2 | Bioequivalence study | No |
E.7.1.3 | Other | Yes |
E.7.1.3.1 | Other trial type description |
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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 |
Will this trial be conducted at a single site globally?
| No |
E.8.4 | Will this trial be conducted at multiple sites globally? | Yes |
E.8.6 Trial involving sites outside the EEA |
E.8.6.2 | Trial being conducted completely outside of the EEA | Yes |
E.8.6.3 | Specify the countries outside of the EEA in which trial sites are planned |
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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.8.9.2 | In all countries concerned by the trial years | 2 |
E.8.9.2 | In all countries concerned by the trial months | 8 |
E.8.9.2 | In all countries concerned by the trial days | 6 |