E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
Hereditary Angioedema (HAE) |
Angioedema Hereditario (AEH) |
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E.1.1.1 | Medical condition in easily understood language |
Genetic disease characterized by the occurrence of transitory and recurrent subcutaneous and/or submucosal edemas resulting in swelling and/or abdominal pain |
Enfermedad genética caracterizada por la aparición de edemas subcutáneos y/o submucosos transitorios y recurrentes que resultan en hinchazón y/o dolor abdominal |
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E.1.1.2 | Therapeutic area | Body processes [G] - Genetic Phenomena [G05] |
MedDRA Classification |
E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 23.1 |
E.1.2 | Level | PT |
E.1.2 | Classification code | 10019860 |
E.1.2 | Term | Hereditary angioedema |
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 | Yes |
E.2 Objective of the trial |
E.2.1 | Main objective of the trial |
The primary objective of the study is to evaluate the clinical efficacy of ISIS 721744 in patients with HAE. |
El objetivo principal del estudio es evaluar la eficacia clínica de ISIS 721744 en pacientes con AEH. |
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E.2.2 | Secondary objectives of the trial |
Evaluate the effects of ISIS 721744 on the quality and pattern of HAE attacks and their impact on Quality of Life. |
Evaluar los efectos de ISIS 721744 en la calidad y el patrón de los ataques de AEH y su impacto en la calidad de vida. |
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E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
Patients must be aged ≥ 12 years at the time of informed consent, and, as applicable, assent Patients must have a documented diagnosis of HAE-1/HAE-2 based upon ALL of the following: a. Documented clinical history consistent with HAE (subcutaneous [SC] or mucosal, non-pruritic swelling episodes without accompanying urticaria) b. Diagnostic testing results that confirm HAE-1/HAE-2: C1-INH functional level < 40% normal level. Patients with a functional level of 40% to 50% of normal can be enrolled if their complement factor C4 level is below the lower limit of normal (LLN) or if a known pathogenic mutation in the SERPING1 gene has been demonstrated c. At least 1 of the following: age at reported HAE onset ≤ 30 years; a family history consistent with HAE-1/HAE-2; or complement component 1q within the normal range Patients must: a. Experience a minimum of 2 HAE attacks (confirmed by the Investigator) during the Screening Period b. Be willing to complete the PRO assessments throughout the study Patients must have access to, and the ability to use, ≥ 1 acute medication(s) (e.g., plasma-derived or recombinant C1-INH concentrate or a BK2-receptor antagonist) to treat angioedema attacks |
Los pacientes deben tener ≥ 12 años de edad en el momento del consentimiento informado y, en su caso, el asentimiento. Los pacientes deben tener un diagnóstico documentado de HAE-1/HAE-2 basado en TODO lo siguiente: A. Historia clínica documentada compatible con AEH (episodios de hinchazón subcutánea [SC] o mucosa, no pruriginosa sin urticaria acompañante) B. Resultados de las pruebas de diagnóstico que confirman HAE-1/HAE-2: nivel funcional de C1-INH <40 % del nivel normal. Los pacientes con un nivel funcional del 40 % al 50 % del normal pueden inscribirse si su nivel del factor C4 del complemento está por debajo del límite inferior normal (LLN) o si se ha demostrado una mutación patogénica conocida en el gen SERPING1. C. Al menos 1 de los siguientes: edad de inicio del AEH notificado ≤ 30 años; antecedentes familiares compatibles con HAE-1/HAE-2; o complemento componente 1q dentro del rango normal
Los pacientes deben: A. Experimente un mínimo de 2 ataques de HAE (confirmados por el investigador) durante el período de selección B. Estar dispuesto a completar las evaluaciones PRO a lo largo del estudio Los pacientes deben tener acceso a, y la capacidad de usar, ≥ 1 medicamento(s) agudo(s) (p. ej., concentrado de C1-INH derivado de plasma o recombinante o un antagonista del receptor BK2) para tratar los ataques de angioedema |
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E.4 | Principal exclusion criteria |
• Anticipated use of short-term prophylaxis for angioedema attacks for a pre-planned procedure during the Screening, Treatment or Post-Treatment Periods • Concurrent diagnosis of any other type of recurrent angioedema, including acquired, idiopathic angioedema or HAE with normal C1-INH (also known as HAE Type III) • Anticipated change in the use of concurrent androgen prophylaxis used to treat angioedema attacks • Participation in a prior ISIS 721744 study • Exposure to any of the following medications: a. Angiotensin-converting enzyme (ACE) inhibitors or any estrogen-containing medications with systemic absorption (such as oral contraceptive or hormonal replacement therapy) within 4 weeks prior to Screening b. Chronic prophylaxis with Takhzyro, Haegarda, Cinryze or Orladeyo within 5 half-lives prior to Screening (i.e., Takhzyro within 10 weeks prior to Screening, Haegarda/Cinryze within 2 weeks prior to screening, Orladeyo within 3 weeks prior to Screening) c. Oligonucleotides (including small interfering ribonucleic acid) within 4 months of Screening if single dose received, or within 12 months of Screening if multiple doses received. This exclusion does not apply to vaccines |
• Uso anticipado de profilaxis a corto plazo para ataques de angioedema para un procedimiento planificado previamente durante los Períodos de selección, tratamiento o postratamiento • Diagnóstico concurrente de cualquier otro tipo de angioedema recurrente, incluido el angioedema idiopático adquirido o AEH con C1-INH normal (también conocido como AEH tipo III) • Cambio anticipado en el uso de la profilaxis androgénica concurrente para tratar los ataques de angioedema • Participación en un estudio anterior ISIS 721744 • Exposición a cualquiera de los siguientes medicamentos: A. Inhibidores de la enzima convertidora de angiotensina (ACE) o cualquier medicamento que contenga estrógeno con absorción sistémica (como anticonceptivos orales o terapia de reemplazo hormonal) dentro de las 4 semanas anteriores a la selección B. Profilaxis crónica con Takhzyro, Haegarda, Cinryze u Orladeyo en las 5 semividas anteriores a la Selección (es decir, Takhzyro en las 10 semanas anteriores a la Selección, Haegarda/Cinryze en las 2 semanas anteriores a la Selección, Orladeyo en las 3 semanas anteriores a la Selección) C. Oligonucleótidos (incluido el ácido ribonucleico pequeño que interfiere) dentro de los 4 meses de Detección si se recibió una dosis única, o dentro de los 12 meses posteriores a la Detección si se recibieron dosis múltiples. Esta exclusión no se aplica a las vacunas. |
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E.5 End points |
E.5.1 | Primary end point(s) |
The primary endpoint is the time-normalized number of Investigator-confirmed HAE attacks (per month) from Week 1 to Week 25 compared to placebo. |
El criterio principal de valoración es el número normalizado en el tiempo de ataques de AEH confirmados por el investigador (por mes) desde la semana 1 hasta la semana 25 en comparación con el placebo. |
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E.5.1.1 | Timepoint(s) of evaluation of this end point |
Described in section E5.1 |
Descrito en la sección E5.1 |
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E.5.2 | Secondary end point(s) |
The time-normalized number of Investigator-confirmed HAE attacks (per month) from Week 5 to Week 25 compared to placebo • The percentage of Investigator-confirmed HAE attack-free patients from Week 5 to Week 25 compared to placebo • The time-normalized number of moderate or severe Investigator-confirmed HAE attacks (per month) from Week 5 to Week 25 compared to placebo • The number of patients with a clinical response defined as a ≥ 50%, ≥ 70%, or ≥ 90% reduction from Baseline (i.e., screening rate) in Investigator-confirmed HAE attack rate between Week 5 to Week 25 compared to placebo • Percent of patients who are well-controlled based on the AECT at Week 25 • Change in AE-QoL questionnaire total score at Week 25 • The number of Investigator-confirmed HAE attacks requiring acute therapy from Week 5 to Week 25 compared to placebo. |
El número normalizado en el tiempo de ataques de AEH confirmados por el investigador (por mes) desde la semana 5 hasta la semana 25 en comparación con el placebo • El porcentaje de pacientes sin ataque de AEH confirmado por el investigador desde la semana 5 hasta la semana 25 en comparación con el placebo • El número normalizado en el tiempo de ataques de AEH moderados o graves confirmados por el investigador (por mes) desde la semana 5 hasta la semana 25 en comparación con el placebo • El número de pacientes con una respuesta clínica definida como una reducción de ≥ 50 %, ≥ 70 % o ≥ 90 % desde el valor inicial (es decir, tasa de detección) en la tasa de ataque de AEH confirmada por el investigador entre la semana 5 y la semana 25 en comparación con el placebo • Porcentaje de pacientes que están bien controlados según el AECT en la semana 25 • Cambio en la puntuación total del cuestionario AE-QoL en la semana 25 • El número de ataques de AEH confirmados por el investigador que requirieron tratamiento agudo desde la Semana 5 hasta la Semana 25 en comparación con el placebo. |
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E.5.2.1 | Timepoint(s) of evaluation of this end point |
Described in section E5.1 |
Descrito en la sección E5.1 |
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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 | Yes |
E.6.3 | Therapy | Yes |
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 | Yes |
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 | 3 |
E.8.5 | The trial involves multiple Member States | Yes |
E.8.5.1 | Number of sites anticipated in the EEA | 23 |
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 |
Belgium |
Bulgaria |
Canada |
France |
Germany |
Israel |
Italy |
Netherlands |
Poland |
Spain |
United Kingdom |
United States |
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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
|
The End-of-Study is defined as the date of the last visit of the last patient in the study. For individual patients, End-of-Study is defined as completion of their last study visit. |
El final del estudio se define como la fecha de la última visita del último paciente del estudio. Para pacientes individuales, el final del estudio se define como la finalización de su última visita del estudio. |
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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 | 11 |
E.8.9.1 | In the Member State concerned days | 0 |
E.8.9.2 | In all countries concerned by the trial years | 1 |
E.8.9.2 | In all countries concerned by the trial months | 11 |
E.8.9.2 | In all countries concerned by the trial days | 0 |