E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
Multiple Sclerosis |
Esclerosis Múltiple |
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E.1.1.1 | Medical condition in easily understood language |
Multiple Sclerosis |
Esclerosis Múltiple |
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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 | 19.1 |
E.1.2 | Level | PT |
E.1.2 | Classification code | 10028245 |
E.1.2 | Term | Multiple 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 |
To evaluate the efficacy, safety, and tolerability of alemtuzumab (IV) in pediatric patients from 10 to <18 years of age with RRMS who have disease activity on prior DMT. |
Evaluar la eficacia, seguridad y tolerabilidad del alemtuzumab por vía intravenosa (i. v.) en pacientes pediátricos de entre 10 y <18 años de edad con EMRR que presentan actividad de la enfermedad en la TME previa. |
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E.2.2 | Secondary objectives of the trial |
To assess the pharmacokinetics (PK), pharmacodynamics (PD), anti-drug antibody (ADA) formation, and potential effects of alemtuzumab on other multiple sclerosis (MS) disease characteristics such as cognition and quality of life (QoL). |
Evaluar la farmacocinética (FC), la farmacodinámica (FD), la formación de anticuerpos antifármaco (AAF) y los posibles efectos del alemtuzumab en otros aspectos de la esclerosis múltiple (EM) como las funciones cognitivas o la calidad de vida (CdV). |
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E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
-Patients with RRMS aged from 10 years to less than 18 years at study entry are eligible. Patients should meet the criteria of diagnosis of MS as defined by the International Pediatric Multiple Sclerosis Study Group (IPMSSG) criteria for pediatric MS and the criteria of MS based on McDonald criteria 2010. -Signed informed consent/assent obtained from patient and patient’s legal representative (parent or guardian) according to local regulations. -Expanded Disability Status Scale (EDSS) score of 0.0 to 5.0 (inclusive) at screening. -At least 2 recorded MS attacks and at least 1 MS attack (relapse) in the last year during treatment with a interferon-beta (IFNB) or glatiramer acetate (GA) after having been on that therapy for at least 6 months -At least 1 of the following: -≥1 new or enlarging T2 hyperintense lesion or gadolinium enhancing lesion* while on that same prior therapy (IFNB or GA), OR -Two or more relapses in the prior year, OR -Tried at least 2 MS DMTs. |
• Son aptos para su participación en el estudio los pacientes con EMRR de entre 10 y menos de 18 años de edad en el momento del inicio del estudio. Los pacientes deben cumplir los criterios de diagnóstico de EM establecidos por el International Pediatric Multiple Sclerosis Study Group [Grupo de Estudio Internacional de la Esclerosis Múltiple Pediátrica] así como los criterios de EM basados en los criterios de McDonald de 2010. • Obtención del consentimiento/asentimiento informado firmado del paciente y de su representante legal (padres o tutores) según la normativa local. • Puntuación en la Escala ampliada del estado de discapacidad (EDSS) de 0,0 a 5,0 (ambos incluidos) en la selección. • Al menos dos brotes de EM registrados y al menos un brote de EM (recaída) en el último año durante el tratamiento con interferón β (IFNB) o acetato de glatirámero (AG) tras haber recibido este tratamiento durante al menos 6 meses. • Al menos uno de los siguientes: - ≥1 lesión nueva o aumentada de tamaño hiperintensa en T2 o una lesión captante de gadolinio durante este mismo tratamiento previo (IFNB o AG), O - 2 o más recaídas en el año anterior, O - haber probado al menos 2 TME para la EM. |
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E.4 | Principal exclusion criteria |
-Any progressive or non-relapsing forms of MS. -Conditions/situations such as: -Impossibility to meet specific protocol requirements. -Current participation in another interventional clinical study. -Patient is the Investigator or any Sub-Investigator, research assistant, pharmacist, study coordinator, other staff or relative thereof directly involved in the conduct of the protocol. -Uncooperative patient or any condition that could make the patient potentially non-compliant tothe study procedures in the opinion of the Investigator. -Mental condition rendering the patient or parent/guardian unable to understand the nature, scope, and possible consequences of the study. -Clinically relevant cardiovascular, hepatic, neurological, endocrine, or other major systemic disease making implementation of the protocol or interpretation of the study results difficult or that would put the patient at risk by participating in the study in the opinion of the Investigator. -History of drug or alcohol abuse. -History of known human immunodeficiency virus (HIV) positivity. -Pregnant or breast-feeding female patients or those who plan to become pregnant during the study. -Unwilling to agree to use a reliable and effective contraceptive method as defined for contraception in the Informed Consent form (ICF) when receiving a course of alemtuzumab treatment and for 4 months following that course of treatmenty (fertile patients only). -Female patients who have commenced menstruating (ie, are of childbearing potential) and are unwilling or unable to be tested for pregnancy. -Previous treatment with alemtuzumab -Treatment with natalizumab, daclizumab, fingolimod, methotrexate, azathioprine, cyclosporine, or mycophenolate mofetil in the last 6 months prior to screening, or as determined by the treating physician to have residual immune suppression from these or other MS treatments. - Treatment with teriflunomide in the last 12 months except if the patient underwent the recommended elimination procedure as per SmPC. -Previous treatment with mitoxantrone, cyclophosphamide, cladribine, rituximab, ocrelizumab, leflunomide, or any cytotoxic therapy. -Previous treatment with any investigational medication (drug that has not been approved at any dose or for any indication). Use of an investigational medication that was subsequently licensed and nonstandard use of a licensed medication (eg, using a dose other than the dose that is stated in the licensed product labeling or using a licensed therapy for an alternative indication) is not exclusionary. Prior treatment with herbal medications or nutritional supplements is also permitted. -Intolerance of pulsed corticosteroids, especially a history of steroid psychosis. -History of malignancy -Prior documented history of thrombocytopenia, or platelet count at screening < lower limits of normal (LLN). -Any disability acquired from trauma or another illness that, in the opinion of the Investigator, could interfere with evaluation of disability due to MS. -Patients with known Type 1 hypersensitivity or anaphylactic reactions to the active substances or any of the excipients, or intolerance of acyclovir or its therapeutic equivalent -Major systemic disease or other illness that would, in the opinion of the Investigator, compromise patient safety or interfere with the interpretation of study results, eg, current peptic ulcer disease, or other conditions that may predispose to hemorrhage, immune cytopenias, rheumatoid arthritis, systemic lupus erythematosus, other connective tissue disorders, vasculitis, inflammatory bowel disease, severe psoriasis. -Medical, psychiatric, cognitive, or other conditions that, in the Investigator’s opinion, compromise the patient’s ability to understand the patient information, to give informed consent, to comply with the trial protocol, or to complete the study. -Major psychiatric disorder that is not adequately controlled by treatment in the opinion of the Investigator. -Epileptic seizures that are not adequately controlled by treatment. -Magnetic resonance imaging (MRI)-related conditions: conditions that could interfere with MRI acquisition and/or interpretation of MRI results (eg, claustrophobia, orthopedic implants/treatments, orthodontic treatments etc.). -Known bleeding disorder (eg, dysfibrinogenemia, factor IX deficiency, hemophilia, Von Willebrand’s disease, disseminated intravascular coagulation [DIC], fibrinogen deficiency, clotting factor deficiency). -Prior history of invasive fungal infections -Active infection, eg, deep-tissue infection, that the Investigator considers sufficiently serious to preclude study participation. -In the Investigator’s opinion, patient is at high risk for infection (eg, indwelling catheter, dysphagia with aspiration, decubitus ulcer, history of prior aspiration pneumonia or recurrent urinary tract infection). |
• Cualquier exposición previa al alemtuzumab. • Cualquier forma progresiva o sin recaídas de EM. • Tratamiento con natalizumab, daclizumab, fingolimod, metotrexato, azatioprina, ciclosporina o micofenolato de mofetilo en los 6 últimos meses o padecimiento de inmunodepresión residual diagnosticada por el médico del paciente derivada de estos u otros tratamientos para la EM. • Tratamiento con teriflunomida en los últimos 12 meses excepto en los casos en los que el paciente se haya sometido a un proceso de eliminación acelerada según la ficha técnica local de la teriflunomida. • Tratamiento previo con mitoxantrona, ciclofosfamida, cladribina, rituximab, ocrelizumab, leflunomida o cualquier tratamiento citotóxico. • Recuento absoluto de células CD4+, CD8+, o CD19+ en sangre por debajo del límite inferior de la normalidad (LIN) en el momento de la selección. • Antecedentes previos registrados de trombocitopenia o cifra de trombocitos <LIN en el momento de la selección. |
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E.5 End points |
E.5.1 | Primary end point(s) |
Number of new or enlarging T2 lesions during continuation of prior DMT (Period 1) compared to an equal period after the first course of alemtuzumab treatment (Period 2) |
El número de lesiones nuevas o aumentadas de tamaño en T2 en las RM cerebrales durante la administración de la TME previa (periodo 1) en comparación con un periodo equivalente tras el primer ciclo del tratamiento con alemtuzumab (periodo 2). |
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E.5.1.1 | Timepoint(s) of evaluation of this end point |
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E.5.2 | Secondary end point(s) |
1) Number of patients with new or enlarging T2 lesions during continuation of prior DMT (Period 1) compared to an equal period after the first course of alemtuzumab treatment (Period 2) 2) Annualized relapse rate (ARR) 3) Assessment of cognition test scores throught Brief Visuospatial Memory Test 4) Assesment of generic pediatric QoL measures 5) Assessment of PK parameter: maximum concentration (Cmax) 6) Assessment of PK parameter: time to Cmax (Tmax) 7) Assessment of PK parameter: area under plasma concentration (AUC) 8) Assessment of PD parameter: lymphocite phenotyping 9) Number of patients with adverse events 10) Assessment of development of anti-alemtuzumab antibodies |
1) El número de pacientes con lesiones nuevas o aumentadas de tamaño en T2 durante la administración de la TME previa (periodo 1) en comparación con un periodo equivalente tras el primer ciclo del tratamiento con alemtuzumab (periodo 2). 2) Tasa anual de brotes (TAB) en el año 2 3) Evaluación de las puntuaciones de la prueba cognitiva: prueba breve de memoria visuoespacial revisada 4) Evaluación de las medidas genéricas de calidad de vida pediátrica 5) Evaluación del parámetro PK: concentración máxima (Cmax) 6) Evaluación del parámetro PK: tiempo hasta Cmax (Tmax) 7) Evaluación del parámetro PK: área bajo concentración plasmática (ABC) 8) Evaluación del parámetro PD: fenotipificación linfocítica 9) Número de pacientes con acontecimientos adversos 10) Evaluación del desarrollo de anticuerpos anti-alemtuzumab |
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E.5.2.1 | Timepoint(s) of evaluation of this end point |
1) 12 months 2) at year 2 3) and 4) every 6 months over 2 years 5) to 7) 2 years 8) until month 60 9) 4 years after last dose of alemtuzumab 10) at Baseline, month 1, month 3, month 12, month 13, month 15, month 24 |
1) 12 meses 2) en el año 2 3) y 4) cada 6 meses durante 2 años 5) a 7) 2 años 8) hasta el mes 60 9) 4 años después de la última dosis de alemtuzumab 10) en la basal, mes 1, mes 3, mes 12, mes 13, mes 15, mes 24 |
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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 | Yes |
E.6.13.1 | Other scope of the trial description |
Cognition and Quality of Life |
Cognitiva y de Calidad de Vida |
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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
| 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 | 4 |
E.8.5 | The trial involves multiple Member States | Yes |
E.8.5.1 | Number of sites anticipated in the EEA | 30 |
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 |
Austria |
Belgium |
Bulgaria |
Czech Republic |
France |
Germany |
Greece |
Italy |
Netherlands |
Norway |
Poland |
Portugal |
Russian Federation |
Spain |
Sweden |
Switzerland |
Turkey |
United Kingdom |
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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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LVLS |
Última visita del último paciente |
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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 | 7 |
E.8.9.1 | In the Member State concerned months | 5 |
E.8.9.1 | In the Member State concerned days | |
E.8.9.2 | In all countries concerned by the trial years | 7 |
E.8.9.2 | In all countries concerned by the trial months | 5 |