E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
Acute Graft Versus Host Disease |
Enfermedad aguda de injerto contra huésped |
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E.1.1.1 | Medical condition in easily understood language |
Acute Graft Versus Host Disease (Complication of Bone Marrow Transplants) |
Enfermedad aguda de injerto contra huésped (complicación de los trasplantes de médula ósea) |
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E.1.1.2 | Therapeutic area | Body processes [G] - Immune system processes [G12] |
MedDRA Classification |
E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 22.0 |
E.1.2 | Level | LLT |
E.1.2 | Classification code | 10059044 |
E.1.2 | Term | Allogeneic peripheral hematopoietic stem cell transplant |
E.1.2 | System Organ Class | 100000004865 |
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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 | 10018799 |
E.1.2 | Term | GVHD |
E.1.2 | System Organ Class | 100000004870 |
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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 |
To assess the efficacy of itolizumab versus placebo as initial therapy for aGVHD in combination with corticosteroids in achieving early disease response. |
Evaluar la eficacia de itolizumab en comparación con placebo como tratamiento inicial para la EICAa en combinación con corticoesteroides para lograr una respuesta temprana a la enfermedad |
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E.2.2 | Secondary objectives of the trial |
• To evaluate the durability of response to itolizumab versus placebo as initial therapy for aGVHD in combination with corticosteroids. • To evaluate systemic corticosteroid use in subjects treated with itolizumab versus placebo. • To assess the impact of itolizumab versus placebo on other clinically relevant efficacy measures, including survival outcomes and cGVHD incidence. • To evaluate the safety and tolerability of itolizumab versus placebo as initial therapy for aGVHD in combination with corticosteroids |
•Evaluar la durabilidad de la respuesta a itolizumab en comparación con placebo como tratamiento inicial para la EICAa en combinación con corticoesteroides. •Evaluar el uso de corticoesteroides sistémicos en sujetos tratados con itolizumab en comparación con placebo. •Evaluar el impacto del itolizumab en comparación con placebo sobre otras medidas de eficacia clínicamente relevantes, incluidos los resultados de supervivencia y la incidencia de EICAc. •Evaluar la seguridad y tolerabilidad de itolizumab en comparación con placebo como tratamiento inicial para la EICAa en combinación con corticoesteroides |
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E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
- Age ≥12 years and >40 kg at informed consent/assent. Subjects <18 years may only enroll after the initial DMC data review, if locally permitted. - Has had an initial allogeneic HSCT for any indication using any graft source, donor source, conditioning regimen intensity or prophylaxis. - Has evidence of myeloid engraftment, defined as an absolute neutrophil count ≥500/mm3 (or ≥0.5 × 10exp9/L) achieved and sustained for 3 laboratory values obtained on different days. Laboratory values prior to Screening may be used. - Has a clinical diagnosis of aGVHD Grades III-IV or Grade II with LGI involvement based on Mount Sinai Acute GVHD International Consortium (MAGIC) grading criteria. Biopsies to confirm aGVHD should be obtained but are not required and should not delay entry into the study. - Began systemic corticosteroid treatment for aGVHD ≤72 hours prior to the start of study drug dosing AND must receive 2 mg/kg/day methylprednisolone or equivalent on Day 1. |
Tener ≥12 años y >40 kg en el momento del consentimiento/asentimiento informado. Los sujetos menores de 18 años solamente pueden inscribirse después de la revisión inicial de datos del CVDS, si está permitido localmente. Haberse sometido a un aloinjerto TCMH inicial para cualquier indicación utilizando cualquier fuente de injerto, fuente de donante, intensidad de la pauta de acondicionamiento o profilaxis. Tener evidencia de injerto mieloide, definido como un recuento absoluto de neutrófilos ≥500/mm3 (o ≥0,5 × 109/l) alcanzado y sostenido durante 3 valores de laboratorio obtenidos en diferentes días. Se pueden utilizar los valores de laboratorio previos a la selección. Tener un diagnóstico clínico de EICAa de Grados III-IV o Grado II con afectación del TDB basado en los Criterios de clasificación de la EICA aguda del Consorcio Internacional Monte Sinaí (Mount Sinai Acute GVHD International Consortium, MAGIC). Deben obtenerse biopsias para confirmar la EICAa, pero no son obligatorias y no deben retrasar la entrada en el estudio. Haber comenzado el tratamiento con corticoesteroides sistémicos para la EICAa ≤72 horas antes del inicio de las dosis del fármaco del estudio Y debe recibir 2 mg/kg/día de metilprednisolona o equivalente el día 1 |
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E.4 | Principal exclusion criteria |
- Has evidence of morphological relapsed, progressive, persistent, or untreated malignancy, with the exception of nonmelanoma skin cancer and in situ ductal carcinoma of the breast. - Has an unplanned donor lymphocyte infusion for persistent or recurrent malignancy after HSCT. - Has evidence of persistent molecular disease requiring treatment (eg, standard chemotherapy or tyrosine kinase inhibitors) that was not specified prior to HSCT. -Has evidence of cGVHD or overlap syndrome, as defined by 2014 NIH Consensus Criteria. - Is using immunosuppressants other than corticosteroids for the treatment of aGVHD. Continued use of immunosuppressants as GVHD prophylaxis agents is permitted. - Has received any systemic corticosteroids of >0.5 mg/kg/day methylprednisolone or equivalent for any indication other than aGVHD within 7 days before the onset of aGVHD. Systemic corticosteroids administered as premedication before blood product transfusions or IV medications to prevent infusion-related reactions are allowed. - Has a clinically active, uncontrolled bacterial, viral, or fungal infection, despite adequate treatment. No signs of progression of the infection can be present at randomization. Asymptomatic cytomegalovirus (CMV), Epstein–Barr virus (EBV), or human Herpesvirus 6 (HHV-6) viremia based on viral load or a viral load that is declining with treatment does not constitute a clinically active infection.
Other protocol-defined exclusion criteria apply. |
Tener evidencia de neoplasia maligna morfológica en recaída, progresiva, persistente o no tratada, con la excepción de cáncer de piel no melanomatoso y carcinoma ductal in situ de mama. Tener una infusión de linfocitos de donante no planificada para neoplasias malignas persistentes o recurrentes después de un TCMH. Tener evidencia de enfermedad molecular persistente que requiere tratamiento (p. ej., quimioterapia estándar o inhibidores de la tirosina cinasa) que no se especificó antes del TCMH. Tener evidencia de EICAc o síndrome de superposición, según se define en los Criterios de consenso de los NIH de 2014. Estar usando inmunodepresores distintos de los corticoesteroides para el tratamiento de la EICAa. Se permite el uso continuado de inmunodepresores como agentes para la profilaxis de la EICA. Haber recibido cualquier corticoesteroide sistémico a >0,5 mg/kg/día de metilprednisolona o equivalente para cualquier indicación distinta de la EICAa dentro de los 7 días anteriores al inicio de la EICAa. Se permiten los corticoesteroides sistémicos administrados como premedicación antes de la transfusión de productos derivados de la sangre o medicamentos i.v. para prevenir reacciones relacionadas con la infusión. Tener una infección bacteriana, vírica o micótica clínicamente activa y no controlada, a pesar del tratamiento adecuado. No puede haber signos de progresión de la infección en la aleatorización. Las viremias por citomegalovirus (CMV) asintomáticas, virus de Epstein-Barr (VEB) o herpesvirus humano 6 (HVH-6) basadas en la carga viral o una carga viral que está disminuyendo con el tratamiento no constituyen una infección clínicamente activa.
Se aplican otros criterios de exclusión definidos por el protocolo. |
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E.5 End points |
E.5.1 | Primary end point(s) |
Primary endpoint Complete Response rate at Day 29. |
Objetivo principal Tasa de respuesta completa en el día 29. |
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E.5.1.1 | Timepoint(s) of evaluation of this end point |
Primary endpoint Day 29 |
Objetivo principal Día 29 |
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E.5.2 | Secondary end point(s) |
Key secondary endpoints:
1) Overall response rate at day 29 2) Durable complete response rate from Day 29 through Day 99 |
Criterios de valoración secundarios clave:
1) Tasa de respuesta global en el día 29 2) Tasa de respuesta completa duradera desde el día 29 hasta el día 99 |
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E.5.2.1 | Timepoint(s) of evaluation of this end point |
1) Day 29 2) Day 29 through Day 99 |
1) Día 29 2) Del día 29 al 99 |
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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 | 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 | 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 | 10 |
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 |
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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
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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 | |
E.8.9.1 | In the Member State concerned months | |
E.8.9.1 | In the Member State concerned days | |
E.8.9.2 | In all countries concerned by the trial years | 3 |
E.8.9.2 | In all countries concerned by the trial months | 4 |