E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
Paediatric cancer patients (aged 2 to <18 years) with Ewing?s sarcoma/soft tissue sarcoma, neuroblastoma, brain tumours, and all other malignancies (excluding leukaemia) who are planned to undergo high dose chemotherapy followed by autologous haematopoietic stem cell transplantation (HSCT) rescue |
Pacientes pediátricos, de 2 a <18 años, con Sarcoma de Ewing/sarcoma de tejidos blandos, neuroblastoma, tumores cerebrales, y todos los otros tumores malignos (con exclusión de la leucemia) que tienen previsto someter a altas dosis de quimioterapia seguido de un transplante autólogo de células madre hematopoyéticas |
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E.1.1.1 | Medical condition in easily understood language |
Solid tumours (excluding leukaemia) which will be treated with high dose chemotherapy followed by transplantation of the child's own stem cells. |
Tumores sólidos (con exclusión de leucemia) que serán tratados con altas dosis de quimioterapia seguido de un transplante de células madre propias del niño. |
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E.1.1.2 | Therapeutic area | Diseases [C] - Cancer [C04] |
MedDRA Classification |
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 this study is to confirm the appropriate dose and efficacy, and to characterise the safety, pharmacokinetics and pharmacodynamics of plerixafor across age and size in paediatric cancer patients when given in addition to standard mobilisation of HSCs into peripheral blood. |
El objetivo principal de este estudio es confirmar la dosis adecuada y la eficacia, y caracterizar la seguridad, farmacocinética y farmacodinamia de plerixafor según la edad y el tamaño en pacientes pediátricos con cáncer, cuando se administra junto con el tratamiento habitual para la movilización de células madre hematopoyéticas (haematopoietic stem cells, HSC) a sangre periférica. |
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E.2.2 | Secondary objectives of the trial |
The secondary objective of this study is to confirm the efficacy and safety of plerixafor in addition to standard mobilisation of HSCs into peripheral blood, and subsequent collection by apheresis, in paediatric cancer patients. |
El objetivo secundario de este estudio es confirmar la eficacia y seguridad de plerixafor añadidoal tratamiento habitual para la movilización de HSC a sangre periférica, y la posterior recolección por aféresis, en pacientes pediátricos con cáncer. |
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E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
1. Age 2 to <18 years 2. Ewing?s sarcoma, soft tissue sarcoma, neuroblastoma, brain tumours or other malignancy (excluding any form of leukaemia) requiring treatment with high dose chemotherapy and autologous transplant as rescue therapy 3. Eligible for autologous transplantation 4. Recovered from all acute significant toxic effects of prior chemotherapy 5. Adequate performance status ? for patients ?16 years of age, defined as Karnofsky score >60 ? for patients <16 years of age, defined as Lansky score >60 6. Absolute neutrophil count >1.0 × 10P9/L 7. Platelet count >75 × 10P9/L 8. Calculated creatinine clearance (using the Schwartz method): ? during study Stage 1, >80 mL/min/1.73mP2 ? during study Stage 2, >60 mL/min/1.73mP2 9. Aspartate aminotransferase/serum glutamic oxaloacetic transaminase (AST/SGOT), alanine aminotransferase/serum glutamic pyruvic transaminase (ALT/SGPT) and total bilirubin <3 × upper limit of normal 10. The patient and/or their parent/legal guardian is willing and able to provide signed informed consent |
1. Edad de 2 a <18 años 2. Sarcoma de Ewing, sarcoma de tejidos blandos, neuroblastoma, tumores cerebrales u otras neoplasias malignas (excluyendo cualquier forma de leucemia) que requieran tratamiento con quimioterapia a altas dosis y trasplante autólogo como terapia de rescate 3. Apto para trasplante autólogo 4. Recuperado de todos los efectos tóxicos agudos significativos de la quimioterapia previa 5. Estado funcional adecuado ? para pacientes ?16 años, definido como índice de Karnofsky >60 ? para pacientes <16 años, definido como índice de Lansky >60 6. Recuento absoluto de neutrófilos >1,0 × 109/l 7. Recuento plaquetario >75 × 109/l 8. Aclaramiento de creatinina calculado (utilizando el método Schwartz): ? durante la Etapa 1 del estudio, >80 ml/min/1,73m2 ? durante la Etapa 2 del estudio, >60 ml/min/1,73m2 9. Aspartato aminotransferasa/transaminasa glutámica oxalacética sérica (AST/SGOT), alanina aminotransferasa/transaminasa glutámica pirúvica sérica (ALT/SGPT) y bilirrubina total <3 × límite superior de la normalidad 10. El paciente y/o su padre, madre o tutor legal deberán estar dispuestos y capacitados para proporcionar el consentimiento informado firmado 11. Los pacientes sexualmente activos deben aceptar abstenerse de mantener relaciones sexuales o aceptar utilizar un método anticonceptivo aprobado mientras reciban plerixafor o el tratamiento de movilización estándar y durante al menos 3 meses después de cualquier tratamiento con plerixafor |
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E.4 | Principal exclusion criteria |
1. Any form of leukaemia 2. A co-morbid condition which, in the view of the Investigator, renders the patient at high-risk from treatment complications 3. Previous stem cell transplantation 4. Patients with tumours frequently involving bone marrow (e.g., lymphomas and neuroblastoma) will be expected to have had evaluation of their marrow as part of their standard staging evaluations. Persistent high percentage marrow involvement prior to mobilisation will be prohibited. (Specific guidelines for different indications are provided in Section 9.2.1 with details of bone marrow examination requirements at Screening) 5. A residual acute medical condition resulting from prior chemotherapy 6. Acute infection 7. Fever (temperature >38.5°C) - if fever is between 37°C and 38.5°C, infection must be excluded as a cause 8. Pulse oximetry ?92% 9. Known HIV positive 10. Positive pregnancy test in post pubertal girls 11. History of clinically significant cardiac abnormality or arrhythmia 12. Use of an investigational drug which is not approved in any indication either in adults or paediatrics within 4 weeks prior to the first dose of G-CSF to be administered as part of the patient?s planned standard mobilisation regimen, and/or during the study up until engraftment of the transplant. Drugs approved for other indications that are being used in a manner considered standard of care for this transplant procedure are allowed 13. The patient (and/or their parent/legal guardian), in the opinion of the Investigator, is unable to adhere to the requirements of the study |
1. Cualquier forma de leucemia 2. Una enfermedad comórbida que, desde el punto de vista del Investigador, pone al paciente en alto riesgo de sufrir complicaciones derivadas del tratamiento 3. Trasplante de células madre previo 4. Se espera que los pacientes con tumores que suelen afectar a la médula ósea (p. ej., linfomas y neuroblastoma) hayan efectuado una evaluación de la misma como parte de sus evaluaciones de estadificación. La afectación persistente de un alto porcentaje de la médula ósea previo a la movilización estará prohibida. 5. Una afección médica aguda residual como resultado de la quimioterapia previa 6. Infección aguda 7. Fiebre (temperatura >38,5 °C); si la fiebre se sitúa entre 37 °C y 38,5 °C, debe excluirse la infección como causa de la misma 8. Saturación de oxígeno por pulsioximetría ?92 % 9. VIH positivo conocido previamente 10. Prueba de embarazo positiva en niñas postpuberales 11. Antecedentes de arritmia o anomalía cardíaca clínicamente significativas 12. Uso de un fármaco en investigación que no ha sido aprobado para ninguna indicación en adultos o en pacientes pediátricos en las 4 semanas previas a la primera dosis de G-CSF administrada como parte del tratamiento de movilización estándar previsto para el paciente o durante el estudio hasta el injerto del trasplante. Se permite el uso de fármacos aprobados para otras indicaciones que se utilicen de forma estándar para este tipo de trasplante 13. En opinión del Investigador, el paciente (o su padre, madre o tutor legal) no es capaz de cumplir los requisitos del estudio |
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E.5 End points |
E.5.1 | Primary end point(s) |
The primary efficacy endpoint will be the difference between the 2 treatment arms in Stage 2 (comparative part of the study) in the proportion of patients achieving at least a doubling of peripheral blood CD34+ count from the morning of the day preceding the first apheresis day to the morning prior to apheresis. |
El criterio de valoración principal de la eficacia será la diferencia entre los 2 brazos de tratamiento en la Etapa 2 (parte comparativa del estudio) en la proporción de pacientes que alcancen por lo menos el doble del recuento de células CD34+ en sangre periférica desde la mañana del día anterior a la primera aféresis hasta la mañana antes de la aféresis. |
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E.5.1.1 | Timepoint(s) of evaluation of this end point |
Up to 5 days |
Hasta 5 días |
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E.5.2 | Secondary end point(s) |
?Number of days of apheresis required to reach ?2 × 10^6 CD34+ cells/kg [ Time Frame: Up to 5 days ] During Stage 1 and Stage 2 ?Yield of CD34+ cells for each apheresis [ Time Frame: Up to 5 days ] During Stage 1 and Stage 2 ?Total CD34+ cell yield [ Time Frame: Up to 5 days ] During Stage 1 and Stage 2 ?Percentage of patients proceeding to transplant [ Time Frame: Within 6 months of last apheresis ] During Stage 1 and Stage 2 ?Percentage of patients successfully engrafting [ Time Frame: 3, 6, 12 and 24 months post-transplant ] During Stage 1 and Stage 2 ?Percentage of patients with durable engraftment [ Time Frame: 3, 6, 12 and 24 months post-transplant ] During Stage 1 and Stage 2 ?Summary of adverse events (AEs) [ Time Frame: Up to 24 months after last transplant or 24 months after last dose (for patients that do not transplant within 6 months of last apheresis) ] During Stage 1 and Stage 2 ?Duration of hospitalizations (planned or unplanned) [ Time Frame: Throughout the duration of the study ] During Stage 1 and Stage 2 ?Mobilization of tumor cells into peripheral blood [ Time Frame: Up to 5 days ] During Stage 1 and Stage 2 ?Relapse rates [ Time Frame: 3, 6, 12 and 24 months post-transplant ] During Stage 1 and Stage 2 ?Occurrence of secondary malignancies [ Time Frame: 3, 6, 12 and 24 months post-transplant ] During Stage 1 and Stage 2 ?Incidence of primary and secondary graft failure [ Time Frame: 3, 6, 12 and 24 months post-transplant ] During Stage 1 and Stage 2 ?Time to secondary graft failure [ Time Frame: Up to 24 months posttransplant] During Stage 1 and Stage 2 ?Survival rates [ Time Frame: 3, 6, 12 and 24 months post-transplant ] During Stage 1 and Stage 2 |
1. Número de días de aféresis necesarios para alcanzar ?2 × 106 células CD34+/kg 2. Producción de células CD34+ por cada aféresis 3. Producción total de células CD34+ 4. Porcentaje de pacientes a los que se realiza el trasplante 5. Porcentaje de pacientes con éxito del injerto 6. Porcentaje de pacientes con injerto duradero a los 3, 6, 12 y 24 meses tras el trasplante 7. Incidencia de AA, incluyendo 8. Incidencia de fiebre, neutropenia febril e infecciones 9. Incidencia e intensidad de las reacciones en el sitio de la inyección 10. Duración de las hospitalizaciones (previstas o no) durante el estudio 11. Movilización de las células tumorales a sangre periférica la mañana previa a la aféresis y la mañana de la primera aféresis, y en el producto de la aféresis en la recogida, y justo antes de la infusión (cuando sea posible analizarlo) 12. Tasas de recidivas 13. Frecuencia de neoplasias malignas secundarias 14. Incidencia de fracaso primario y secundario del injerto 15. Tiempo hasta el fracaso secundario del injerto 16. Tasas de supervivencia a los 3, 6, 12 y 24 meses tras el trasplante 17. Recuento de células CD34+ trasplantadas (infundidas) 18. Porcentaje de pacientes con un aumento de 2 veces en el recuento de células CD34+ en sangre periférica Y que alcancen el nivel umbral específico del centro requerido para iniciar la aféresis 19. Aumento en los recuentos de células CD34+ en sangre periférica 20. Volumen de sangre total procesada 21. Tiempo hasta el prendimiento del injerto de neutrófilos (en días) 22. Tiempo hasta el prendimiento del injerto de plaquetas (en días) |
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E.5.2.1 | Timepoint(s) of evaluation of this end point |
Up to 5 days |
Hasta 5 días |
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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 | Yes |
E.6.13.1 | Other scope of the trial description |
Stage 1 only: dose ranging |
Etapa 1 (estudio de escalado de dosis) |
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E.7 | Trial type and phase |
E.7.1 | Human pharmacology (Phase I) | Yes |
E.7.1.1 | First administration to humans | No |
E.7.1.2 | Bioequivalence study | No |
E.7.1.3 | Other | Yes |
E.7.1.3.1 | Other trial type description |
Stage 1 only: dose ranging |
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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 | Yes |
E.8.1.3 | Single blind | No |
E.8.1.4 | Double blind | No |
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 |
Stage 2 only: a comparative randomised study |
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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 | No |
E.8.2.3 | Other | Yes |
E.8.2.3.1 | Comparator description |
Stage 2 only: standard mobilisation treatment |
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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 | 15 |
E.8.6 Trial involving sites outside the EEA |
E.8.6.1 | Trial being conducted both within and outside the EEA | No |
E.8.6.2 | Trial being conducted completely outside of the EEA | No |
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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Please refer to Protocol |
Definida en el Protocolo |
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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 | 8 |
E.8.9.1 | In the Member State concerned days | 0 |
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 | 8 |
E.8.9.2 | In all countries concerned by the trial days | 0 |