E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
Essential tremor [ET] of the upper limb [UL] |
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E.1.1.1 | Medical condition in easily understood language |
Essential tremor [ET] of the upper limb [UL]
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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 | 21.1 |
E.1.2 | Level | PT |
E.1.2 | Classification code | 10015496 |
E.1.2 | Term | Essential tremor |
E.1.2 | System Organ Class | 10029205 - Nervous system 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 purpose of this study is to determine whether a single treatment with administration of NT 201 (botulinum toxin) is superior to placebo (no medicine) for one-sided treatment of essential tremor in the arm (Unilateral Period). |
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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 |
• Score of ≥ 2 (at least 1 cm tremor amplitude) in at least two out of three maneuvers of test item 4 (upper limb tremor) confirmed by an independent TETRAS expert by means of video assessment. |
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E.4 | Principal exclusion criteria |
• History or presence of day-to-day fluctuations in ET which would jeopardize meaningful tremor assessment over time, e.g. severe tremor on one day and minimal or no tremor on another day. • Other neurological signs, such as dystonia, ataxia, or parkinsonism, which in the judgment of the investigator could interfere with the ET diagnosis and/or assessment of ET in ULs. • Tremor types other than ET |
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E.5 End points |
E.5.1 | Primary end point(s) |
1. Change from study baseline to Week 6 in maximum tremor amplitude measurement at wrist level during the unilateral treatment period [Time Frame: From baseline to week 6] |
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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. Change from study baseline to Week 6 in the Essential Tremor Rating Assessment Scale [TETRAS] Performance dominant upper limb [UL] score [Time Frame: From baseline to week 6] 2. Change from study baseline to Week 6 in TETRAS Activities of Daily Living [ADL] UL score [Time Frame: From baseline to week 6] 3. Change from study baseline to Week 6 in TETRAS ADL Functional Impact score [Time Frame: From baseline to week 6] 4. Subject´s Global Impression of Change Scale [GICS] score of motor dominant UL at Week 6 [Time Frame: Week 6] 5. Investigator´s Global Impression of Change Scale [GICS] score of motor dominant UL at Week 6 [Time Frame: Week 6] 6. Change from Cycle 2 baseline to Week 6 in TETRAS Performance dominant UL score [Time Frame: Week 24 to week 36] 7. Change from Cycle 2 baseline to Week 6 in TETRAS Performance subscale score [Time Frame: Week 24 to week 36] 8. Change from Cycle 2 baseline to Week 6 in TETRAS ADL UL score [Time Frame: Week 24 to week 36] 9. Change from Cycle 2 baseline to Week 6 in TETRAS ADL Functional Impact score [Time Frame: Week 24 to week 36] 10. Incidence of treatment-emergent AEs [TEAEs] related to treatment [Time Frame: From baseline to week 36]
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E.5.2.1 | Timepoint(s) of evaluation of this end point |
1. From baseline to week 6 2. From baseline to week 6 3. From baseline to week 6 4. Week 6 5. Week 6 6. Week 24 to week 36 7. Week 24 to week 36 8. Week 24 to week 36 9. Week 24 to week 36 10. From baseline to week 36 |
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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 | 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) | 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 | 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 | Yes |
E.8.1.7.1 | Other trial design description |
2nd treatment cycle: bilateral upper limb treatment with NT 201 (Open Label Bilaterial Period) |
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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 | 4 |
E.8.5 | The trial involves multiple Member States | No |
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 |
United States |
Poland |
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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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The end of study is defined as the last study visit of the last subject (LVLS). |
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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 | 3 |
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 | 3 |
E.8.9.2 | In all countries concerned by the trial days | 0 |