E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
CD20 positive B-cell non-Hodgkin lymphoma |
Linfoma no Hodgkin (LNH) de células B CD20+. |
|
E.1.1.1 | Medical condition in easily understood language |
CD20 positive B-cell non-Hodgkin lymphoma |
Linfoma no Hodgkin (LNH) de células B CD20+. |
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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 | 17.0 |
E.1.2 | Level | HLGT |
E.1.2 | Classification code | 10025320 |
E.1.2 | Term | Lymphomas non-Hodgkin's B-cell |
E.1.2 | System Organ Class | 10005329 - Blood and lymphatic 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 of ABP 798 compared with rituximab |
Evaluar la eficacia del ABP 798 comparada con la del rituximab. |
|
E.2.2 | Secondary objectives of the trial |
To assess the pharmacokinetics (PK), pharmacodynamics, safety, tolerability, and immunogenicity of ABP 798 compared with rituximab |
Estudiar la farmacocinética, la farmacodinámica, la seguridad, la tolerabilidad y la inmunogenicidad del ABP 798 en comparación con el rituximab. |
|
E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
Males and females > or = 18 and < 80 years of age.
Histological confirmed, Grade 1, 2 follicular B-cell NHL expressing CD20 within 3 months before randomization.
Stage 2, 3, or 4 (per Cotswold?s Modification of Ann Arbor Staging System) with measurable disease (per International Working Group) - subjects must have a baseline scan (computed tomography [CT]) of the neck (if palpable lymph node > 1.0 cm), chest, abdomen, and pelvis to assess disease burden within 28 days before randomization - subjects must have had a baseline bone marrow biopsy within 3 months before randomization.
Low tumor burden based on the Groupe d'Etudes des Lymphomes Folliculaires (GELF) criteria.
Blood counts: - absolute neutrophil count (ANC) > or = 1.5 x 109 g/dL (1,500/?L) - lymphocytes < 1.5 x the upper limit of normal (ULN) - platelets > or = 100 x 109 g/dL (100,000/?L) - hemoglobin ? 10.0 g/dL
Adequate hepatic function as defined by: -aspartate aminotransferase (AST) and alanine aminotransferase (ALT) < 2 × ULN.
Adequate renal function as defined by creatinine < 1.5 x ULN or estimated creatinine clearance > or = 50 mL/min calculated by the Cockcroft-Gault method. |
Sexo masculino o femenino y > o = 18 y < 80 años de edad.
Confirmación histopatológica, en los 3 meses antes de la aleatorización, del diagnóstico de LNH folicular de células B, de grado 1 o 2 y con expresión de CD20.
Estadio 2, 3 o 4 (según la modificación de Cotswold del sistema de estadiaje de Ann Arbor) y lesiones mensurables (según el International Working Group): -pacientes con realización de un estudio oncológico basal: tomografía axial computarizada (TAC) del cuello (si se palpan ganglios > 1,0 cm), el tórax, el abdomen y la pelvis para calcular la masa tumoral en los 28 días antes de la aleatorización; - pacientes con biopsia de médula ósea en los 3 meses antes de la aleatorización.
Masa tumoral reducida según los criterios del Groupe D'Étude des Lymphomes Folliculaires (GELF).
Hematimetría: -cifra absoluta de neutrófilos (CAN) > o = 1,5 × 109 g/dl (1500/?l); -linfocitos < 1,5 el límite superior de la normalidad (LSN); -plaquetas > o = 100 x 109 g/dl (100.000/?l); -hemoglobina > o = 10,0 g/dl.
Normofunción hepática, definida por los valores siguientes:-aspartato-aminotransferasa (ASAT) y alanina-aminotransferasa (ALAT) < 2 × LSN;
Normofunción renal definida por una creatinina < 1,5 × LSN o un aclaramiento de creatinina > o = 50 ml/min según lo estimado con la fórmula de Cockcroft-Gault. |
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E.4 | Principal exclusion criteria |
Diffuse large cell component and/or Grade 3 follicular NHL.
History or known presence of central nervous system metastases.
Malignancy other than NHL within 5 years (except treated in-situ cervical cancer, or squamous or basal cell carcinoma of the skin).
Any of the following before randomization: -clinically significant cardiovascular disease (including myocardial infarction, unstable angina, symptomatic congestive heart failure [New York Heart Association ? Class III], serious uncontrolled cardiac arrhythmia); - peripheral vascular disease, cerebrovascular accident, or transient ischemic attack in the previous 6 months.
Medically uncontrolled hypertension or systolic blood pressure > 160 mmHg or diastolic blood pressure > 100 mmHg.
Known active or history of active tuberculosis (TB).
Positive for hepatitis B surface antigen, hepatitis B core antibody, or hepatitis C virus antibody at screening.
Known to be human immunodeficiency virus positive.
Recent infection requiring a course of systemic anti-infective agents that was completed < or = 7 days before randomization (with the exception of uncomplicated urinary tract infection).
Subject is currently enrolled in or has not yet completed at least 30 days or 5 half-lives (whichever is longer) since ending other investigational device or drug study(s), including vaccines, or subject is receiving other investigational agent(s).
Previous use of either commercially available or investigational chemotherapy, biological, or immunological therapy for NHL (including rituximab or biosimilar rituximab, or other anti-CD20 treatments).
Live vaccines within 28 days prior to the first dose of IP.
History of neurologic symptoms suggestive of central nervous system demyelinating disease Woman of childbearing potential who is pregnant or is breastfeeding.
Woman of childbearing potential who does not consent to use highly effective methods of birth control (eg, true abstinence, sterilization, birth control pills, Depo Provera injections, or contraceptive implants) during treatment and for an additional 12 months after the last administration of the protocol specified-treatment.
Man with a partner of childbearing potential who does not consent to use highly effective methods of birth control (eg, true abstinence, vasectomy, or a condom in combination with hormonal birth control or barrier methods used by the woman) during treatment and for an additional 12 months after the last administration of the protocol specified treatment.
Subject has known sensitivity to any of the products to be administered during the study, including mammalian cell derived drug products |
LNH con componente difuso de células grandes o LNH folicular de grado 3.
Antecedentes o presencia de metástasis en el sistema nervioso central.
Antecedentes, en los últimos 5 años, de otras neoplasias malignas distintas del LNH (excepto el carcinoma de cuello uterino in situ y los carcinomas basocelular o espinocelular de la piel si se han tratado).
Antecedentes previos a la aleatorización de: -enfermedad cardiovascular de relevancia clínica (infarto de miocardio, angina inestable, insuficiencia cardíaca congestiva sintomática [clase ? III según la New York Heart Association], arritmias cardíacas graves sin controlar); -vasculopatía periférica, ictus o accidente isquémico transitorio en los últimos 6 meses.
Hipertensión no controlada farmacológicamente o tensión arterial sistólica > 160 mmHg o diastólica > 100 mmHg.
Antecedentes o presencia de tuberculosis activa.
Positividad del antígeno de superficie del VHB, anticuerpos contra el antígeno central del VHB o anticuerpos contra el VHC en la selección.
Seropositividad del virus de la inmunodeficiencia humana.
Infección reciente que haya requerido un curso de antibioterapia sistémica si éste finalizó < or = 7 días antes de la aleatorización (con la salvedad de las infecciones urinarias sin complicaciones). Participación actual en una investigación con un fármaco, vacuna o producto sanitario experimental o no haber pasado 30 días o 5 semividas (lo que resulte más prolongado) desde que finalizase la participación en un proyecto de estas características, o tratamiento actual con un fármaco en fase de investigación.
Antecedentes de inmunoterapia, productos biológicos o quimioterapia contra el LNH, ya sean tratamientos comercializados o en fase de investigación (incluido el rituximab o cualquier producto bioequivalente y otros tratamientos anti-CD20).
Administración de una vacuna con microbios vivos en los 28 días anteriores a la primera dosis del producto en investigación.
Antecedentes de síntomas neurológicos indicativos de enfermedad desmielinizante del sistema nervioso central.
Embarazo o lactancia materna en el caso de las mujeres en edad fértil.
En el caso de las mujeres en edad fértil, no comprometerse a emplear anticonceptivos de gran eficacia (p. ej., abstinencia sexual absoluta, esterilización quirúrgica, píldora anticonceptiva, inyecciones de Depo-Progevera o implantes) durante el tratamiento indicado en el protocolo y durante los 12 meses siguientes a la última dosis.
En el caso de los varones cuya pareja sea mujer en edad fértil, no comprometerse a emplear anticonceptivos de gran eficacia (p. ej., abstinencia sexual absoluta, vasectomía, preservativos junto con otro método mecánico u hormonal empleado por la pareja) durante el tratamiento indicado en el protocolo y durante los 12 meses siguientes a la última dosis.
Sujetos con sensibilidad conocida a alguno de los productos que se administrarán en el marco del ensayo, incluidos los fármacos derivados de células de mamíferos. |
|
E.5 End points |
E.5.1 | Primary end point(s) |
Primary efficacy endpoint: (risk difference [RD] of objective response rate [ORR] by week 28 |
Criterio principal de valoración de la eficacia: Diferencia del riego (DR) de la tasa de respuesta global (TRG) a la semana 28. |
|
E.5.1.1 | Timepoint(s) of evaluation of this end point |
Clinical disease assessment & PK sampling: v1 (D1), v2 (w2), v3 (w3), v4 (w4), v5 (w12), v6 (w20), end of study (w28)
CT Scan: screening, v5 (w12), end of study (w28)
Bone marrow biopsy: screening, end of study (w28)
Serum chemistry & Hematology: screening, v1 (D1), v2 (w2), v3 (w3), v4 (w4), v5 (w12), v6 (w20), end of study (w28)
Pharmacodynamic (CD19) and IgG and IgM: v1 (D1), v2 (w2), v3 (w3), v4 (w4), end of study (w28) |
Evaluación clínica de la enfermedad y muestras de farmacocinética: v1 (D1), v2 (sem.2), v3 (sem.3), v4 (sem.4), v5 (sem.12), v6 (sem.20), fin del ensayo (sem.28).
TAC: selección, v5 (sem.12), fin del ensayo (sem.28)
Biopsia de medula ósea: selección, fin del ensayo (sem.28)
Bioquímica Sérica & Hematología: selección, v1 (D1), v2 (sem.2), v3 (sem.3), v4 (sem.4), v5 (sem.12), v6 (sem.20), fin del ensayo (sem.28)
Farmacodinámica (CD19) y IgG y IgM: v1 (D1), v2 (sem.2), v3 (sem.3), v4 (sem.4), fin del ensayo (sem.28) |
|
E.5.2 | Secondary end point(s) |
Secondary Efficacy Criteria: Risk difference (RD) of overall response rate (ORR) at week 12.
Pharmacokinetic and Pharmacodynamic Criteria: - Serum concentrations at predose and immediately after the end of infusion at weeks 4, 12, and 20. -Percent of subjects with complete depletion of CD19 cell count, from baseline to study day 8, and total IgG and IgM antibody levels
Safety Criteria: -Treatment-emergent adverse events (AEs) and serious AEs (SAEs) -Clinically significant changes in laboratory values and vital signs -Incidence of anti-drug antibodies -On study progression-free survival (PFS) -On study overall survival (OS) |
Diferencia del riego (DR) de la tasa de respuesta global (TRG) a la semana 12.
Criterios de valoración de la farmacocinética y la farmacodinámica: -Concentración sérica antes de la infusión e inmediatamente después, las semanas 4, 12 y 20. -Porcentaje de sujetos con eliminación absoluta de linfocitos CD19 entre el inicio del tratamiento y el día 8 y las concentraciones totales de anticuerpos IgG e IgM.
Criterios de valoración de la seguridad: -Acontecimientos adversos (AA) y AA graves (AAG) aparecidos durante el tratamiento. -Alteraciones de relevancia clínica en los análisis de laboratorio o en las constantes vitales. -Incidencia de anticuerpos contra el fármaco. -Supervivencia sin progresión (SSP) durante el ensayo. -Supervivencia global (SG) durante el ensayo. |
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E.5.2.1 | Timepoint(s) of evaluation of this end point |
Clinical disease assessment & PK sampling: v1 (D1), v2 (w2), v3 (w3), v4 (w4), v5 (w12), v6 (w20), end of study (w28)
CT Scan: screening, v5 (w12), end of study (w28)
Bone marrow biopsy: screening, end of study (w28)
Serum chemistry & Hematology: screening, v1 (D1), v2 (w2), v3 (w3), v4 (w4), v5 (w12), v6 (w20), end of study (w28)
Pharmacodynamic (CD19) and IgG and IgM: v1 (D1), v2 (w2), v3 (w3), v4 (w4), end of study (w28)
Antidrug antibodies: v1 (D1), v5 (w12), v6 (w20), end of study (w28) |
Evaluación clínica de la enfermedad y muestras de farmacocinética: v1 (D1), v2 (sem.2), v3 (sem.3), v4 (sem.4), v5 (sem.12), v6 (sem.20), fin del ensayo (sem.28)
TAC: selección, v5 (sem.12), fin del ensayo (sem.28)
Biopsia de medula ósea: selección, fin del ensayo (sem.28)
Bioquímica Sérica & Hematología: selección, v1 (D1), v2 (sem.2), v3 (sem.3), v4 (sem.4), v5 (sem.12), v6 (sem.20), fin del ensayo (sem.28) Farmacodinámica (CD19) y IgG y IgM: v1 (D1), v2 (sem.2), v3 (sem.3), v4 (sem.4), fin del ensayo (sem.28)
Anticuerpos contra el fármaco: v1 (D1), v5 (sem. 12), v6 (sem.20), fin del ensayo (sem.28) |
|
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 | Yes |
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 |
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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 | Yes |
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 | 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) | Yes |
E.8.2.2 | Placebo | No |
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 | 7 |
E.8.5 | The trial involves multiple Member States | Yes |
E.8.5.1 | Number of sites anticipated in the EEA | 63 |
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 |
Belarus |
Bulgaria |
Canada |
Czech Republic |
France |
Germany |
Hungary |
Italy |
Japan |
Mexico |
New Zealand |
Poland |
Romania |
Russian Federation |
Serbia |
Spain |
Taiwan |
Ukraine |
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
|
|
E.8.9 Initial estimate of the duration of the trial |
E.8.9.1 | In the Member State concerned years | 2 |
E.8.9.1 | In the Member State concerned months | 4 |
E.8.9.1 | In the Member State concerned days | 0 |
E.8.9.2 | In all countries concerned by the trial years | 2 |
E.8.9.2 | In all countries concerned by the trial months | 4 |
E.8.9.2 | In all countries concerned by the trial days | 0 |