E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
Generalized Myasthenia Gravis |
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E.1.1.1 | Medical condition in easily understood language |
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E.1.1.2 | Therapeutic area | Diseases [C] - Nervous System Diseases [C10] |
MedDRA Classification |
E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 20.0 |
E.1.2 | Level | LLT |
E.1.2 | Classification code | 10028415 |
E.1.2 | Term | Myasthenia |
E.1.2 | System Organ Class | 100000004859 |
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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 confirm the efficacy of zilucoplan in subjects with gMG •To confirm the safety and tolerability of zilucoplan in subjects with gMG
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E.2.2 | Secondary objectives of the trial |
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E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
To be eligible for this study, subjects must meet ALL the following inclusion criteria:
1.Diagnosis of gMG [Myasthenia Gravis Foundation of America (MGFA) Class II-IV] at Screening 2.Positive serology for acetylcholine receptor (AChR) binding autoantibodies 3.MG-ADL Score of ≥6 at Screening and Baseline 4.QMG Score of ≥12 at Screening and Baseline (off acetylcholinesterase inhibitor therapy for at least 10 hours) 5.No change in corticosteroid dose for at least 30 days prior to Baseline or anticipated to occur during the 12-week treatment period 6.No change in immunosuppressive therapy, including dose, for at least 30 days prior to Baseline or anticipated to occur during the 12-week treatment period
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E.4 | Principal exclusion criteria |
Subjects who meet ANY of the following exclusion criteria must be excluded from the study: 1.Thymectomy within 12 months prior to baseline or scheduled to occur during the 12-week study 2.History of meningococcal disease 3.Current or recent systemic infection within 2 weeks prior to Baseline or infection requiring intravenous (IV) antibiotics within 4 weeks prior to Baseline
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E.5 End points |
E.5.1 | Primary end point(s) |
•Change from Baseline (CFB) in Week 12 in Myasthenia Gravis-Activities of Daily Living (MG-ADL) Score |
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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) |
1. CFB to Week 12 in the Quantitative Myasthenia Gravis (QMG) Score 2. CFB to Week 12 in the Myasthenia Gravis Composite (MGC) Score 3. CFB to Week 12 in the Myasthenia Gravis – Quality of Life revised (MG-QOL15r) Score 4. Time to first receipt of rescue therapy over the 12-week Treatment Period 5. Achieving Minimal Symptom Expression (MSE), defined as an MG-ADL of 0 or 1 at Week 12 without rescue therapy 6. Achieving a ≥ 3-point reduction in MG-ADL Score at Week 12 without rescue therapy 7. Achieving a ≥5-point reduction in QMG Score without rescue therapy at Week 12 8. Incidence of treatment-emergent AEs |
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E.5.2.1 | Timepoint(s) of evaluation of this end point |
Endpoints 1-7: week 12 Endpoint 8: Throughout the study |
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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 | Yes |
E.6.7 | Pharmacodynamic | Yes |
E.6.8 | Bioequivalence | No |
E.6.9 | Dose response | No |
E.6.10 | Pharmacogenetic | No |
E.6.11 | Pharmacogenomic | Yes |
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 | Yes |
E.8.1.1 | Randomised | Yes |
E.8.1.2 | Open | No |
E.8.1.3 | Single blind | No |
E.8.1.4 | Double blind | Yes |
E.8.1.5 | Parallel group | Yes |
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 | Yes |
E.8.2.3 | Other | No |
E.8.2.4 | Number of treatment arms in the trial | 2 |
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 | 2 |
E.8.5 | The trial involves multiple Member States | Yes |
E.8.5.1 | Number of sites anticipated in the EEA | 45 |
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 | No |
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 |
Canada |
Japan |
Korea, Republic of |
United States |
France |
Germany |
Italy |
Norway |
Poland |
Spain |
United Kingdom |
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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
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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 | 1 |
E.8.9.1 | In the Member State concerned months | 10 |
E.8.9.1 | In the Member State concerned days | 0 |
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 | 4 |
E.8.9.2 | In all countries concerned by the trial days | 0 |