E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated | Hemophilia A or Hemophilia B | Hemofilia A o Hemofilia B | |
E.1.1.1 | Medical condition in easily understood language | Hemophilia is an inherited bleeding disorder in which the blood does not clot normally and can result in internal bleeding into the muscles and joints. | La hemofilia es un trastorno hemorrágico hereditario en el que la sangre no coagula normalmente y puede dar lugar a sangrado interno en los músculos y las articulaciones | |
E.1.1.2 | Therapeutic area | Diseases [C] - Blood and lymphatic diseases [C15] |
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 | 10060613 | E.1.2 | Term | Hemophilia A (Factor VIII) | E.1.2 | System Organ Class | 100000004850 | |
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 | 10060614 | E.1.2 | Term | Hemophilia B (Factor IX) | E.1.2 | System Organ Class | 100000004850 | |
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 characterize the long-term safety and tolerability of fitusiran. | Caracterizar la seguridad y la tolerabilidad de fitusirán a largo plazo | |
E.2.2 | Secondary objectives of the trial | To characterize the long-term efficacy of fitusiran as assessed by the frequency of: - Bleeding episodes, - Spontaneous bleeding episodes, - Target joint bleeding episodes. To characterize the effects of fitusiran on health-related quality of life measures in participants ≥17 years of age. | Caracterizar la eficacia a largo plazo de fitusirán, evaluada mediante la frecuencia de: •Episodios hemorrágicos. •Episodios hemorrágicos espontáneos. •Episodios hemorrágicos en las articulaciones diana. Caracterizar los efectos de fitusirán sobre las mediciones de la calidad de vida relacionada con la salud en participantes ≥ 17 años. | |
E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria | Participants are eligible to be included in the study only if all of the following criteria apply: Age 01. Participant must be at least 12 years of age inclusive, at the time of signing the informed consent Type of participant and disease characteristics 02. Participants with severe hemophilia A or B who have completed a Phase 3 fitusiran clinical trial Sex 03. Male A) There are no contraceptive requirements for this study except where required by local regulations. Informed Consent 04. Capable of giving signed informed consent, which includes compliance with the requirements and restrictions listed in the ICF and in this protocol. In countries where legal age of majority is above 18 years, a specific ICF must also be signed by the participant’s legally authorized representative. | Únicamente podrán ser incluidos en el estudio los participantes que cumplan todos los criterios siguientes: Edad 01. El participante debe tener al menos 12 años, inclusive, en el momento de firmar el consentimiento informado. Tipo de participante y características de la enfermedad 02. Participantes con hemofilia A o B grave que hayan completado un ensayo clínico en fase 3 de fitusirán. Sexo 03. Varones. A) En este estudio no hay requisitos sobre anticonceptivos, salvo cuando lo exija la normativa local. Consentimiento informado 04. Capaz de otorgar el consentimiento informado firmado, lo que incluye el cumplimiento de los requisitos y restricciones enumerados en el DCI y en este protocolo. En los países donde la mayoría de edad legal esté fijada a partir de los 18 años, el representante legal del participante también deberá firmar un DCI específico. | |
E.4 | Principal exclusion criteria | Participants are excluded from the study if any of the following criteria apply: Medical conditions 01. Completion of a surgical procedure within 14 days prior to screening, or currently receiving additional factor concentrate or BPA infusion for postoperative hemostasis Prior/concomitant therapy 02. Current participation in ITI 03. Current use of factor concentrates or BPAs as regularly administered prophylaxis designed to prevent spontaneous bleeding episodes 04. Use of compounds other than factor concentrates or BPAs for hemophilia treatment Prior/concurrent clinical study experience 05. Received an investigational drug or device, other than fitusiran, within 30 days of anticipated IMP administration or 5 half-lives of the IMP, whichever is longer 06. Current or prior participation in a gene therapy trial Diagnostic assessments 07. ALT and/or AST >1.5× upper limit of normal reference range (ULN) for patients who are naïve to fitusiran at study start; ALT and/or AST >5× ULN for patients who were in the fitusiran arm in the parent study. Other exclusions 08. Individuals accommodated in an institution because of regulatory or legal order; prisoners or participants who are legally institutionalized 09. Any country-related specific regulation that would prevent the participant from entering the study 10. Participant not suitable for participation, whatever the reason, as judged by the Investigator, including medical or clinical conditions, or participants potentially at risk of noncompliance to study procedures 11. Participants who are dependent on the Sponsor or Investigator (as defined in section 1.61 of the International Council for Harmonisation (ICH)-Good Clinical Practice (GCP) E6) 12. Participants are employees of the clinical study site or other individuals directly involved in the conduct of the study, or immediate family members of such individuals 13. Any specific situation during study implementation/course that may rise ethics considerations 14. Sensitivity to any of the study interventions, or components thereof, or drug or other allergy that, in the opinion of the Investigator, contraindicates participation in the study | Se excluirá del estudio a los participantes que cumplan alguno de los criterios siguientes: Enfermedades 01. Finalización de una intervención quirúrgica en los 14 días anteriores a la selección o tratamiento actual con infusión adicional de concentrados de factores o agentes de puenteo con fines de hemostasia postoperatoria. Tratamiento previo y concomitante 02. Participación actual en inducción de inmunotolerancia (IIT). 03. Uso actual de concentrados de factores o agentes de puenteo como tratamiento profiláctico regular destinado a prevenir episodios hemorrágicos espontáneos. 04. Uso de compuestos distintos de concentrados de factores o agentes de puenteo para el tratamiento de la hemofilia. Experiencia previa y concomitante en estudios clínicos 05. Recepción de un fármaco o dispositivo en investigación, distinto de fitusirán, en los 30 días previos a la administración prevista del PEI o el equivalente a 5 semividas del PEI, lo que suponga más tiempo. 06. Participación actual o previa en un ensayo de terapia génica. Evaluaciones diagnósticas 07. ALT y/o AST > 1,5 veces el límite superior del intervalo de referencia normal (LSN) en los pacientes no tratados previamente con fitusirán al comienzo del estudio; ALT y/o AST > 5 veces el LSN en los pacientes que estaban en el grupo de fitusirán en el estudio original. Otras exclusiones 08. Personas alojadas en un establecimiento sanitario por disposición reglamentaria o legal; reclusos o participantes internados por dictamen legal. 09. Cualquier ley específica del país que impida la inclusión del participante en el estudio 10. Participantes que no sean aptos para participar, sea cual sea el motivo, a juicio del investigador, incluida la presencia de dolencias médicas o clínicas, o participantes con riesgo potencial de incumplimiento de los procedimientos del estudio. 11. Participantes que dependen del promotor o del investigador (según se define en la sección 1.61 de la Buena práctica clínica (BPC) E6) de la Conferencia Internacional de Armonización (ICH). 12. Participantes que sean empleados del centro del estudio clínico o de otras personas implicadas directamente en la realización del estudio, o familiares inmediatos de dichas personas. 13. Cualquier situación específica durante la realización/transcurso del estudio que pueda suscitar dudas éticas. 14. Sensibilidad a cualquiera de los fármacos o las intervenciones del estudio, o de sus componentes, u otras alergias que, en opinión del investigador, contraindiquen la participación en el estudio. | |
E.5 End points |
E.5.1 | Primary end point(s) | Incidence, severity, relatedness, and seriousness of AEs, and laboratory assessments. | Incidencia, intensidad, relación causal y gravedad de los AA y evaluaciones analíticas | |
E.5.1.1 | Timepoint(s) of evaluation of this end point | Through duration of the study (up to 55 months) | Durante toda la duración del estudio (hasta 55 meses) | |
E.5.2 | Secondary end point(s) | Annualized bleeding rate in the treatment period. Annualized spontaneous bleeding rate in the treatment period. Annualized joint bleeding rate in the treatment period. Change in haemophilia quality of life questionnaire for adults physical health score and total score in the treatment period (in participants ≥17 years of age). | Tasa anualizada de hemorragias durante el período de tratamiento. Tasa anualizada de hemorragias espontáneas durante el período de tratamiento. Tasa anualizada de hemorragias articulares durante el período de tratamiento. Variación de la puntuación de salud física y la puntuación total del cuestionario de calidad de vida en la hemofilia para adultos durante el período de tratamiento (en participantes ≥ 17 años). | |
E.5.2.1 | Timepoint(s) of evaluation of this end point | Through duration of treatment (up to 48 months) | Durante toda la duración del tratamiento (hasta 48 meses) | |
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 | 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.8.3 | 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 | 40 |
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 | Bulgaria | Canada | China | Denmark | France | Germany | Hungary | India | Ireland | Israel | Italy | Japan | Korea, Republic of | Malaysia | Portugal | Russian Federation | South Africa | Spain | Taiwan | Turkey | Ukraine | United Kingdom | United States | |
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 | Last Patient Last Visit (LPLV) | Última visita del último paciente (UVUP) | |
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 | 7 |
E.8.9.1 | In the Member State concerned days | 3 |
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 | 7 |
E.8.9.2 | In all countries concerned by the trial days | 3 |