E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
Amyotrophic Lateral Sclerosis (ALS) |
Esclerosis lateral amiotrófica (ELA) |
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E.1.1.1 | Medical condition in easily understood language |
Lou Gehrig's disease |
Enfermedad de Lou Gehrig |
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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 | PT |
E.1.2 | Classification code | 10077024 |
E.1.2 | Term | Familial amyotrophic lateral sclerosis |
E.1.2 | System Organ Class | 10010331 - Congenital, familial and genetic disorders |
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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 | 10002026 |
E.1.2 | Term | Amyotrophic lateral sclerosis |
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 primary objective of the study is to evaluate the long-term safety and tolerability of BIIB067 in participants with ALS and confirmed superoxide dismutase 1 (SOD-1) mutation. |
|
E.2.2 | Secondary objectives of the trial |
The secondary objectives are to evaluate the pharmacokinetic (PK), pharmacodynamic (PD) and efficacy of BIIB067 administered to subjects with ALS and confirmed SOD1 mutation. |
El objetivo primario del estudio es evaluar la seguridad y la tolerabilidad a largo plazo de BIIB067 en sujetos con ALS y mutación confirmada de la la superóxido dismutasa 1 (SOD1). |
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E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
- Must have diagnosis of SOD1-ALS, and must have completed the End of Study Visit for either Parts A, B and/or C of Study 233AS101 (i.e., were not withdrawn). - If taking riluzole, must be receiving a stable dose for ≥30 days prior to Day 1 - For female participants of childbearing potential must agree to practice effective contraception during the study and for 5 months after their last dose of study treatment. - Medically able to undergo the study procedures, and to adhere to the visit schedule at the time of study entry, as determined by the Investigator. - Participants from Study 233AS101 Parts A and B must have a washout ≥16 weeks between the last dose of study treatment received in Study 233AS101 and the first dose of BIIB067 received in the current Study 233AS102. - If taking edaravone, participant must have initiated edaravone ≥ 60 days (2 treatment cycles) prior to Day 1. Edaravone may not be administered on dosing days. |
- Tener diagnóstico de ELA-SOD1 y haber completado la visita de fin del estudio de las partes A, B o C del estudio 233AS101 (es decir, no haberse retirado). - En caso de estar en tratamiento con riluzol, la dosis debe haber permanecido estable durante ≥30 días antes del día 1 y preverse que dicha dosis permanezca estable hasta la visita final del estudio. - Las mujeres en edad fértil deben acceder a usar métodos anticonceptivos eficaces durante el estudio y durante los 5 meses posteriores a la última dosis del tratamiento del estudio. - Ser médicamente capaz de someterse a los procedimientos del estudio y de cumplir el calendario de visitas en el momento de la entrada en el estudio, según lo determine el investigador. - Los participantes de las partes A y B del estudio 233AS101 deben hacer un reposo farmacológico ≥16 semanas entre la última dosis del tratamiento del estudio recibida en el estudio 233AS101 y la primera dosis de BIIB067 recibida en el estudio 233AS102 actual. - En caso de estar en tratamiento con edaravona, el paciente debe haber comenzado a tomarla ≥60 días (2 ciclos de tratamiento) antes del día 1. No se puede tomar edaravona los días de administración de la dosis. |
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E.4 | Principal exclusion criteria |
Key Exclusion Criteria: - History of allergies to a broad range of anaesthetics. - Presence of risk for increased or uncontrolled bleeding and/or risk of bleeding that is not managed optimally and could place a participant at an increased risk for bleeding during or after an LP procedure. These risks could include, but are not limited to, anatomical factors at or near the LP site (e.g., vascular abnormalities, neoplasms, or other abnormalities) and underlying disorders of the coagulation cascade, platelet function, or platelet count (e.g., hemophilia, Von Willebrand’s disease, liver disease). - Presence of an implanted shunt for the drainage of CSF or an implanted CNS catheter. - Prior or current treatment with small interfering ribonucleic acid (RNA), stem cell therapy, or gene therapy. - Treatment with another investigational drug, biological agent (excluding BIIB067), or device within 1 month or 5 half-lives of study agent, whichever is longer. - Current or anticipated need, in the opinion of the Investigator, of a diaphragm pacing system (DPS) during the study period. - Female subjects who are pregnant or currently breastfeeding. - Current enrollment in any other interventional study. - Current or recent (within 1 month) use, or anticipated need, in the opinion of the Investigator, of copper (II) (diacetyl-bis (N4-methylthiosemicarbazone)) or pyrimethamine.
NOTE: Other protocol defined Inclusion/Exclusion criteria may apply |
Criterios de exclusión principales: - Antecedentes de alergias a una amplia gama de anestésicos. - Presencia de riesgo de hemorragia aumentada o no controlada o riesgo de hemorragia que no se trata de manera óptima y podría aumentar el riesgo de que un participante experimente hemorragia durante o después de un procedimiento de PL. Estos riesgos podrían incluir, entre otros, factores anatómicos en o cerca del lugar de la PL (p. ej., anomalías vasculares, neoplasias u otras anomalías) y trastornos subyacentes de la cascada de coagulación, la función plaquetaria o el recuento plaquetario (p. ej., hemofilia, enfermedad de Von Willebrand, hepatopatía). - Presencia de una derivación implantada para el drenaje del líquido cefalorraquídeo (LCR) o de un catéter de sistema nervioso central (SNC) implantado. - Tratamiento previo o actual con ácido ribonucleico (ARN) pequeño de interferencia, tratamiento con células madre o tratamiento génico. - Tratamiento con otro fármaco en investigación, fármaco biológico (excepto BIIB067) o dispositivo en el plazo de 1 mes o 5 semividas del fármaco del estudio, lo que dure más. - Necesidad actual o prevista, en opinión del investigador, de un sistema de electroestimulación diafragmática (SED) durante el periodo del estudio. - Mujeres que estén embarazadas o en periodo de lactancia. - Inscripción actual en cualquier otro estudio intervencionista. - Uso actual o reciente (en el plazo de 1 mes), o necesidad prevista, en opinión del investigador, de cobre (II) (diacetil-bis [N4- metiltiosemicarbazona]) o pirimetamina. NOTA: Podrán aplicarse otros criterios de inclusión/exclusión definidos en el protocolo |
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E.5 End points |
E.5.1 | Primary end point(s) |
- Number of participants experiencing AEs and serious adverse events (SAEs) |
Número de participantes que experimenten AA y acontecimientos adversos graves (AAG) |
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E.5.1.1 | Timepoint(s) of evaluation of this end point |
Up to Week 248 |
Hasta la semana 248 |
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E.5.2 | Secondary end point(s) |
- PK parameter of BIIB067 in plasma: Maximum observed concentration (Cmax) - PK parameter of BIIB067 in plasma: Time to reach the maximum observed concentration (Tmax) - PK parameter of BIIB067 in plasma: Area under the concentration-time curve from time 0 to infinity (AUCinf) - PK parameter of BIIB067 in plasma: Area under the concentration-time curve from time 0 to time of the last measurable (AUClast) - PK parameter of BIIB067 in plasma: Apparent terminal elimination half-life (t½) - PK parameter of BIIB067 in CSF: Apparent terminal elimination half-life (t½) - Change from Baseline in ALS Functional Rating Scale - Revised (ALSFRS-R) Score - Change from Baseline in Slow Vital Capacity (SVC) - Change from Baseline in Handheld Dynamometry (HHD) MegaScore and Individual Muscle Strength - Overall Survival - Ventilation Assistance-Free Survival (VAFS) - PD Parameter of BIIB067 in CSF: Change in Baseline in Total SOD1 - PD Parameter of BIIB067 in CSF: Change from Baseline in Total Phosphorylated Axonal Neurofilament Heavy Chain (p-NHF) - PD Parameter of BIIB067 in Plasma: Change from Baseline in Total p-NHF |
(Cmáx). - Parámetro FC de BIIB067 en plasma: tiempo hasta alcanzar la concentración máxima observada (Tmáx). - Parámetro FC de BIIB067 en plasma: área bajo la curva de concentración-tiempo desde el momento 0 hasta infinito (ABCinf). - Parámetro FC de BIIB067 en plasma: área bajo la curva de concentración-tiempo desde el momento 0 hasta la última cuantificable (ABCúlt). - Parámetro FC de BIIB067 en plasma: semivida de eliminación terminal aparente (t½). - Parámetro FC de BIIB067 en LCR: semivida de eliminación terminal aparente (t½). - Cambio con respecto al inicio en la puntuación de la escala de valoración funcional de la ELA revisada (ALSFRS-R). - Cambio con respecto al inicio en la capacidad vital lenta (CVL). - Cambio con respecto al inicio en la Megapuntuación mediante dinamometría manual (HHD) y fuerza muscular individual. - Supervivencia global. - Supervivencia sin ventilación asistida (SSVA). - Parámetro FD de BIIB067 en LCR: cambio en el inicio en SOD1 total. - Parámetro FD de BIIB067 en LCR: cambio con respecto al inicio en los niveles de la cadena pesada del neurofilamento axonal fosforilada (PNHF) total. - Parámetro FD de BIIB067 en plasma: cambio con respecto al inicio en p-NHF total |
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E.5.2.1 | Timepoint(s) of evaluation of this end point |
Up to Week 248 |
Hasta la semana 248 |
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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 | 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 | 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 |
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.8.5 | The trial involves multiple Member States | Yes |
E.8.5.1 | Number of sites anticipated in the EEA | 7 |
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 |
Australia |
Canada |
Israel |
Japan |
New Zealand |
United States |
European Union |
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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The end of study is last subject, last telephone contact (approximately 24 hours after the Final or Early Termination [Week 248]) visit. The last Maintenance Dose Visit for a subject will occur at Week 236, OR when the last subject enrolled has had their Week 92 Maintenance Dose Visit, whichever occurs first. |
El final del estudio es la última visita mediante contacto telefónico (aproximadamente 24 horas después del final o de la finalización anticipada [semana 248]) del último sujeto. La última visita de dosis de mantenimiento de un sujeto tendrá lugar en la semana 236 O cuando el último sujeto inscrito haya tenido su visita de dosis de mantenimiento de la semana 92, lo que ocurra primero |
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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 | 6 |
E.8.9.1 | In the Member State concerned months | 2 |
E.8.9.1 | In the Member State concerned days | 30 |
E.8.9.2 | In all countries concerned by the trial years | 6 |
E.8.9.2 | In all countries concerned by the trial months | 2 |
E.8.9.2 | In all countries concerned by the trial days | 30 |