A Study of the Effects of Lumacaftor/Ivacaftor (LUM/IVA) on Exercise Tolerance in Subjects With Cystic Fibrosis (CF), Homozygous for the F508del-CFTR Mutation
A Phase 4, Randomized, Double-Blind, Placebo-Controlled, Parallel-Design Study of the Effect of Lumacaftor/Ivacaftor Combination Therapy on Exercise Tolerance in Subjects Aged 12 Years and Older With Cystic Fibrosis, Homozygous for the F508del-CFTR Mutation
Descripción general del estudio
Estado
Estado
Condiciones
Condiciones
Intervención / Tratamiento
Intervención / Tratamiento
Tipo de estudio
Tipo de estudio
Inscripción (Actual)
Inscripción
Fase
Fase
- Fase 4
Contactos y Ubicaciones
Ubicaciones de estudio
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Adelaide, Australia
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Camperdown, Australia
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Clayton, Australia
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Nedlands, Australia
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New Lambton Heights, Australia
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Randwick, Australia
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South Brisbane, Australia
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Subiaco, Australia
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Westmead, Australia
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Victoria
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Melbourne, Victoria, Australia
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Parkville, Victoria, Australia
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Edinburgh, Reino Unido
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Criterios de participación
Criterio de elegibilidad
Criterio de elegibilidad
Edades elegibles para estudiar
Acepta Voluntarios Saludables
Géneros elegibles para el estudio
Descripción
Inclusion Criteria:
- Homozygous for the F508del-CFTR mutation
- Confirmed diagnosis of CF defined as a sweat chloride value ≥60 mmol/L by quantitative pilocarpine iontophoresis
- Stable CF disease as judged by the investigator
- Forced expiratory volume in 1 second (FEV1) at least 40% and not greater than 90% of predicted
Exclusion Criteria:
- History of any comorbidity that might confound the results of the study, interfere with the use of cardiopulmonary exercise tests (CPETs) as an assessment, or pose an additional risk in administering study drug to the subject
- Any previous exposure to LUM or IVA
- History of cardiac arrhythmia, ischemic heart disease, congestive heart failure, or other clinically significant cardiac condition, or medical condition requiring chronic use of a beta blocker, non-dihydropyridine calcium channel blocker, or other cardiac medication known to affect exercise tolerance
- History of solid organ or hematological transplantation
- For subjects under 18 years of age at Screening, except those who have had bilateral lens removal, selected findings on a screening ophthalmologic examination will be exclusionary
- Using or expected to require any concomitant medication that is prohibited in this study
- History of alcohol or drug abuse, as deemed by the investigator, in the past year, including but not limited to cannabis, cocaine, and opiates
- Participation in an investigational drug study within 30 days before the Screening Visit
- Pregnant or nursing females; males with a female partner who is pregnant or nursing
- Colonization with organisms associated with a more rapid decline in pulmonary status
Plan de estudios
¿Cómo está diseñado el estudio?
Detalles de diseño
- Propósito principal: Otro
- Asignación: Aleatorizado
- Modelo Intervencionista: Asignación paralela
- Enmascaramiento: Triple
Número de brazos
Armas e Intervenciones
Grupo de participantes/brazoGrupo de participantes/brazo |
Intervención / TratamientoIntervención / Tratamiento |
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Comparador de placebos: Placebo
Placebo matched to LUM/IVA fixed-dose combination tablet orally every 12 hours (q12h) for 24 weeks.
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Experimental: LUM/IVA
LUM 400 milligram (mg)/IVA 250 mg fixed-dose combination tablet orally q12h for 24 weeks.
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Otros nombres:
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¿Qué mide el estudio?
Medidas de resultado primarias
Medidas de resultado primarias
Medida de resultado |
Medida Descripción |
Periodo de tiempo |
|---|---|---|
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Relative (Percent) Change From Baseline in Maximal Oxygen Consumption (VO2max) During Cardiopulmonary Exercise Testing (CPET) at Week 24
Periodo de tiempo: Baseline, Week 24
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CPET was used to assess change in exercise tolerance, as measured by VO2max.
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Baseline, Week 24
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Medidas de resultado secundarias
Medidas de resultado secundarias
Medida de resultado |
Medida Descripción |
Periodo de tiempo |
|---|---|---|
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Relative (Percent) Change From Baseline in Exercise Duration During CPET at Week 24
Periodo de tiempo: Baseline, Week 24
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Exercise duration is defined as the time at the termination of CPET exercise minus the corresponding time when CPET starts for each CPET exercise.
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Baseline, Week 24
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Absolute Change From Baseline in Exercise Duration During CPET at Week 24
Periodo de tiempo: Baseline, Week 24
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Exercise duration is defined as the time at the termination of CPET exercise minus the corresponding time when CPET starts for each CPET exercise.
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Baseline, Week 24
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Absolute Change From Baseline in VO2max During CPET at Week 24
Periodo de tiempo: Baseline, Week 24
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CPET was used to assess change in exercise tolerance, as measured by VO2max.
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Baseline, Week 24
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Absolute Change From Baseline in Oxygen Consumption (VO2) at Anaerobic Threshold at Week 24
Periodo de tiempo: Baseline, Week 24
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Anaerobic threshold was defined as the exercise intensity at which lactate starts to accumulate.
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Baseline, Week 24
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Relative (Percent) Change From Baseline in VO2 at Anaerobic Threshold at Week 24
Periodo de tiempo: Baseline, Week 24
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Anaerobic threshold was defined as the exercise intensity at which lactate starts to accumulate.
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Baseline, Week 24
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Absolute Change From Baseline in Functional VO2 Gain at Week 24
Periodo de tiempo: Baseline, Week 24
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Baseline, Week 24
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Relative (Percent) Change From Baseline in Functional VO2 Gain at Week 24
Periodo de tiempo: Baseline, Week 24
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Baseline, Week 24
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Absolute Change From Baseline in Pulmonary Ventilation (VE) Versus Carbon Dioxide Production (VCO2) Slope at Week 24
Periodo de tiempo: Baseline, Week 24
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Baseline, Week 24
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Relative (Percent) Change From Baseline in Pulmonary Ventilation (VE) Versus Carbon Dioxide Production (VCO2) Slope at Week 24
Periodo de tiempo: Baseline, Week 24
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Baseline, Week 24
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Absolute Change From Baseline in Percent Predicted Forced Expiratory Volume in 1 Second (ppFEV1) at Week 24
Periodo de tiempo: Baseline, Week 24
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FEV1 is the volume of air that can forcibly be blown out in one second, after full inspiration.
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Baseline, Week 24
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Relative (Percent) Change From Baseline in Percent Predicted Forced Expiratory Volume in 1 Second (ppFEV1) at Week 24
Periodo de tiempo: Baseline, Week 24
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FEV1 is the volume of air that can forcibly be blown out in one second, after full inspiration.
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Baseline, Week 24
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Absolute Change From Baseline in Body Mass Index (BMI) at Week 24
Periodo de tiempo: Baseline, Week 24
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BMI was defined as weight in kilograms (kg) divided by height in square meter (m^2).
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Baseline, Week 24
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Relative (Percent) Change From Baseline in BMI at Week 24
Periodo de tiempo: Baseline, Week 24
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BMI was defined as weight in kg divided by height in m^2.
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Baseline, Week 24
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Absolute Change From Baseline in Cystic Fibrosis Questionnaire-Revised (CFQ-R) Respiratory Domain Score at Week 24
Periodo de tiempo: Baseline, Week 24
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The CFQ-R assessed respiratory symptoms on a scale with scores ranging from 0 to 100; where higher scores indicated fewer symptoms and better health-related quality of life.
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Baseline, Week 24
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Number of Participants in Each Severity Category of Patient Health Questionnaire (PHQ-8)
Periodo de tiempo: Baseline, Week 24
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The PHQ-8 is an eight item self-reported measure of depression.
Each item is rated on a scale ranging from 0 (not at all) to 3 (nearly every day).
Total score is the sum of individual eight items and ranges from 0 to 24, with higher scores indicating more severe depression symptoms.
Total score of 0 to 5 indicates none to minimal depression, 6 to 10 indicates mild depression, 11 to 15 indicates moderate depression, 16 to 20 indicates moderately severe depression and 21 to 24 indicates severe depression.
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Baseline, Week 24
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Number of Participants in Each Severity Category of Generalized Anxiety Disorder (GAD-7) Scores
Periodo de tiempo: Baseline, Week 24
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The GAD-7 is a seven item, self-reported measurement of GAD severity.
Each item is rated on a scale ranging from 0 (not at all) to 3 (nearly every day).
Total score is the sum of individual seven items and ranges from 0 to 21, with higher scores indicating more severe anxiety symptoms.
Total score of 0 to 5 indicates none to minimal anxiety, 6 to 10 indicates mild anxiety, 11 to 15 indicates moderate anxiety, 16 to 21 indicates severe anxiety.
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Baseline, Week 24
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Absolute Change From Baseline in Daily Physical Activity Counts as Determined by Actigraphy at Week 24
Periodo de tiempo: Baseline, Week 24
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Participants were provided with a wrist-worn actigraphy device which continuously collected data about daily physical activity counts.
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Baseline, Week 24
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Relative (Percent) Change From Baseline in Physical Activity as Determined by Actigraphy at Week 24
Periodo de tiempo: Baseline, Week 24
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Participants were provided with a wrist-worn actigraphy device which continuously collected data about daily physical activities.
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Baseline, Week 24
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Absolute Change From Baseline in Duration of Sleep Time at Week 24
Periodo de tiempo: Baseline, Week 24
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Participants were provided with a wrist-worn actigraphy device which continuously collected data about sleep duration and quality.
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Baseline, Week 24
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Relative (Percent) Change From Baseline in Duration of Sleep Time at Week 24
Periodo de tiempo: Baseline, Week 24
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Participants were provided with a wrist-worn actigraphy device which continuously collected data about sleep duration and quality.
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Baseline, Week 24
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Absolute Change From Baseline in Time Above Sedentary Duration at Week 24
Periodo de tiempo: Baseline, Week 24
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Participants were provided with a wrist-worn actigraphy device which continuously collected data about daily activities and sleep duration and quality.
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Baseline, Week 24
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Relative (Percent) Change From Baseline in Time Above Sedentary Duration at Week 24
Periodo de tiempo: Baseline, Week 24
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Participants were provided with a wrist-worn actigraphy device which continuously collected data about daily activities and sleep duration and quality.
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Baseline, Week 24
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Number of Participants With Adverse Events (AEs) and Serious Adverse Events (SAEs)
Periodo de tiempo: Day 1 up to Week 28
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Day 1 up to Week 28
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Colaboradores e Investigadores
Patrocinador
Patrocinador
Publicaciones y enlaces útiles
Fechas de registro del estudio
Fechas importantes del estudio
Inicio del estudio (Actual)
Inicio del estudio
Finalización primaria (Actual)
Finalización primaria
Finalización del estudio (Actual)
Finalización del estudio
Fechas de registro del estudio
Enviado por primera vez
Enviado por primera vez
Primero enviado que cumplió con los criterios de control de calidad
Primero enviado que cumplió con los criterios de control de calidad
Publicado por primera vez (Estimar)
Publicado por primera vez
Actualizaciones de registros de estudio
Última actualización publicada (Actual)
Última actualización publicada
Última actualización enviada que cumplió con los criterios de control de calidad
Última actualización enviada que cumplió con los criterios de control de calidad
Última verificación
Última verificación
Más información
Términos relacionados con este estudio
Términos MeSH relevantes adicionales
- Enfermedades del Sistema Digestivo
- Procesos Patológicos
- Enfermedades de las vías respiratorias
- Enfermedades pulmonares
- Infantil, Recién Nacido, Enfermedades
- Enfermedades Genéticas Congénitas
- Enfermedades pancreáticas
- Fibrosis
- Fibrosis quística
- Mecanismos moleculares de acción farmacológica
- Moduladores de transporte de membrana
- Agonistas de los canales de cloruro
- Ivacaftor
Otros números de identificación del estudio
Otros números de identificación del estudio
- VX15-809-112
- 2016-000066-34 (Número EudraCT)
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