E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
Anaemia of inflammation in patients with chronic kidney disease on haemodialysis |
Anemia inflamatoria en pacientes con enfermedad renal crónica en hemodiálisis. |
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E.1.1.1 | Medical condition in easily understood language |
Anaemia of inflammation in patients with chronic kidney disease on haemodialysis |
Anemia inflamatoria en pacientes con enfermedad renal crónica en hemodiálisis. |
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E.1.1.2 | Therapeutic area | Body processes [G] - Biological Phenomena [G16] |
MedDRA Classification |
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 percentage change in ESA (epoetin beta) after administration of paricalcitol in patients with anemia of inflammation in hemodialysis patients, mantained Hb plasma levels stabilized. |
Evaluar el cambio porcentual de AEE (beta ?epoetina) tras la administración de paricalcitol en pacientes con anemia de características inflamatorias en pacientes en tratamiento sustitutivo renal mediante hemodiálisis, manteniendo estables los niveles de Hb plasmática. |
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E.2.2 | Secondary objectives of the trial |
To determine the correlation between the change in the requirements of ESA, ferrokinetics, levels of interleukin-6, hepcidin, soluble Klotho, erythropoietin and its influence on the blood pressure |
Para determinar la correlación entre el cambio en los requisitos de la ESA, ferrocinética, los niveles de interleucina-6, hepcidina, Klotho soluble, eritropoyetina y su influencia en la presion arterial |
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E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
-Age ? 18 years. -Patients with CKD on haemodialysis of any etiology.. -Hb between 10 and 12g/dl at least 12 weeks before enrollment in the study. -Patients with Hb plasma levels stabilized: Hb variation <or = 1 g / dl for the two months prior to inclusion in the study. -Patients with anemia of renal etiology. -ESA treatment with stable doses for 2 months prior to baseline.Stable dose ESA Definition: Variation <or = 3000UI/week. -Iron status for a good erythropoietic response (ferritin> 200 ng / mL and transferrin saturation index (IST):> = 30%). -KT / V ? 1.2 ( Dauguirdas-2nd generation). -Calcium concentrations between : 8.4 to 9.5 mg / dl and phosphorus: 3.5-5.5 mg / dl. -Vitamin D 25OH normal ? 15 ng / ml (patients with lower levels will be supplemented with calcifediol 16000 IU / bi-weekly for 6 weeks in selected patients). -PTHi concentrations> = 150 pg / mL and <or = to 300 pg / ml. -Patients who accept their inclusion in the study and sign informed consent. |
-Edad ? 18 años. -Pacientes con ERC de cualquier etiología estadio 5. -Concentración de Hb entre 10 y 12g/dl al menos durante las 12 semanas previas a la inclusión en el estudio. -Pacientes con niveles estables de Hb plasmática: variación de Hb < o = a 1 g/dl respecto a los dos meses previos a la inclusión en el estudio. -Pacientes con anemia de etiología renal en tratamiento con AEE con dosis estables en los 2 meses previos al inicio del estudio.Definición dosis estable AEE: Variación < ó = a 3000UI/semana. -Ferrocinética adecuada para buena respuesta eritropoyética (ferritina:> 200 ng/ml e índice de saturación de trasferrina (IST): >= 30%). -KT/V ? 1.2 (según técnica de Dauguirdas-2ª generación). -Pacientes con concentraciones de calcio: 8,4-9,5 mg/dl y fósforo: 3,5-5,5 mg/dl. -Pacientes con concentraciones circulantes de 25OH vitamina D normales ? 15 ng/ml (aquellos pacientes con niveles de 25(OH) vitamina D inferior a al objetivo establecido serán suplementados previamente a la visita basal con calcifediol 16000 UI/bisemanal durante 6 semanas). -Pacientes con concentraciones circulantes de PTH >= 150 pg/mL y < o = a 300 pg/ml. -Pacientes que acepten su inclusión en el estudio y firmen consentimiento informado. |
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E.4 | Principal exclusion criteria |
-Epoetin beta dose > 18,000 IU / weekly. - Pregnant woman of childbearing age or gestational wishes or not to use adequate contraception.Contraceptive method is considered unsuitable: the Ogino-Knaus. - Active bleeding episode or history of transfusion the 2 months prior to baseline. - Patients with non-renal causes of anemia:malignancies, folic acid or vitamin B12 deficiency,hemoglobinopathies, hemolysis, pure red cell aplasia secondary to erythropoietin. - Patients treated with synthetic analogs of 1,25-OH2-vitamin D or selective modulators of calcium-sensing receptor in the 3 months prior to inclusion in the study. - Acute or chronic symptomatic: heart failure (IV-NYHA), infection or inflammatory disease, uncontrolled hypertension that requires the suspension of epoetin beta, thrombocytopathies, aplastic anemia. - Immunosuppressive treatment with uncontrolled Hb level - Allergy to paricalcitol or any of its components. |
-Precisar en el momento de la inclusión en el estudio dosis de beta-epoetina superiores a 18000 UI/semana. -Mujer embarazada o en edad fértil con deseos gestacionales o que no utilice un método anticonceptivo adecuado.Se considera método anticonceptivo no adecuado: el Ogino-Knaus. -Episodio de sangrado activo o antecedente de transfusión los 2 meses previos al inicio del estudio. -Pacientes con causas no renales de anemia: Neoplasias,Déficit de ácido fólico o vitamina B12, Hemoglobinopatías, Hemólisis, Aplasia pura de serie roja secundaria a eritropoyetina. -Pacientes en tratamiento con análogos sintéticos de 1,25-OH2-vitamina D o moduladores selectivos del receptor sensible a calcio en los 3 meses previos a su inclusión en el estudio. -Enfermedad aguda o crónica sintomática que contraindique su inclusión en el estudio:Insuficiencia cardiaca grado IV (NYHA), Infección aguda o crónica o enfermedad inflamatoria sintomática o no controlada, Hipertensión arterial (HTA) pobremente controlada que precise la suspensión de la beta-epoetina, Trombocitopatías,Aplasia medular. -Tratamiento concomitante inmunosupresor con Hb no controlada. -Alergia al paricalcitol o a alguno de sus componentes. |
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E.5 End points |
E.5.1 | Primary end point(s) |
To assess the percentage change in ESA (epoetin beta) doses required 6 months after administration of paricalcitol versus a placebo group. Percentage change in ESA dose: [(initial ESA dose - dose of ESA in 26th week) / initial ESA dose] x 100. Variables evaluated: 1. Hematology:RBC:Hb, RDW, MCV,Haematocrit, HCM, Reticulocyte index,WBC,Neutrophils (%),Lymphocytes (%),Platelets 2 Inflammation markers:ESR,fibrinogen:,RCP,Uric acid. 3 lipid profile:Total cholesterol,HDL-cholesterol,LDL cholesterol,Triglycerides. 4. Nutritional profile:Albumin,Pre-Albumin, Folic acid,Vitamin B12. 5. Iron Status:Fe,Ferritin,transferrin,Index transferrin saturation. 6. Calcium-Phosphorus 6.Metabolismo:Ca,P, Vit D (25 OH), Vit D 1-25 (OH) 2, iPTH,Mg. |
Evaluar el cambio de dosis de AEE(beta-epoetina) tras 6 meses de tratamiento con paricalcitol versus un grupo placebo.o Cambio porcentual en dosis de AEE: [(Dosis de AEE inicial ? Dosis de AEE en 26 semana) / Dosis de AEE inicial] x 100. Variables evaluadas:1. Hematología:Recuento eritrocitario, Hb,RDW,VCM, Hto, Índice reticulocitario, recuento Leucocitario,Neutrófilos (%),Linfocitos(%),Plaquetas. 2. Marcadores de inflamación:VSG,Fibrinógeno, PCR, Ácido úrico: 3. Lipidograma:Colesterol total, HDL-colesterol, LDL colesterol,Triglicéridos. 4. Perfil nutricional:Albúmina,Pre-albúmina, Ácido fólico,Vitamina B12. 5. Ferrocinética:Fe,Ferritina,Transferrina,Indice de saturación de la transferrina: 6. Metabolismo Calcio-Fósforo:Ca,P,Vit D (25 OH), Vit D 1-25(OH)2, PTHi, Mg. |
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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) |
To determine the correlation between the change in ESA doses and the resulting changes in ferrokinetics, levels of interleukin-6, hepcidin, soluble Klotho and plasma erythropoietin To determine the correlation between the change of ESA doses and the resulting changes in blood pressure levels after 24-hour ambulatory monitoring. |
Determinar la correlación entre la variación de los requerimientos de AEE, ferrocinética, niveles de interleuquina-6, hepcidina, Klotho soluble y eritropoyetina plsmáticas Determinar la correlación entre la variación de los requerimientos de AEE y los cambios obtenidos en las cifras de tensión arterial tras monitorización ambulatoria durante 24 horas. |
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E.5.2.1 | Timepoint(s) of evaluation of this end point |
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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 | No |
E.6.5 | Efficacy | Yes |
E.6.6 | Pharmacokinetic | No |
E.6.7 | Pharmacodynamic | No |
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) | No |
E.7.4 | Therapeutic use (Phase IV) | Yes |
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
| Yes |
E.8.4 | The trial involves multiple sites in the Member State concerned | No |
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 | No |
E.8.6.2 | Trial being conducted completely outside of the EEA | No |
E.8.7 | Trial has a data monitoring committee | No |
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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The end of the trial will be 6 months after inclusion of the last patients |
El final del ensayo será 6 meses después de la inclusión de los últimos pacientes |
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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 | 1 |
E.8.9.1 | In the Member State concerned months | 6 |
E.8.9.1 | In the Member State concerned days | 0 |