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
Aperçu de l'étude
Statut
Statut
Les conditions
Les conditions
Intervention / Traitement
Intervention / Traitement
Type d'étude
Type d'étude
Inscription (Réel)
Inscription
Phase
Phase
- Phase 4
Contacts et emplacements
Lieux d'étude
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Adelaide, Australie
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Camperdown, Australie
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Clayton, Australie
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Nedlands, Australie
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New Lambton Heights, Australie
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Randwick, Australie
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South Brisbane, Australie
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Subiaco, Australie
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Westmead, Australie
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Victoria
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Melbourne, Victoria, Australie
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Parkville, Victoria, Australie
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Edinburgh, Royaume-Uni
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Critères de participation
Critère d'éligibilité
Critère d'éligibilité
Âges éligibles pour étudier
Accepte les volontaires sains
Sexes éligibles pour l'étude
La description
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 d'étude
Comment l'étude est-elle conçue ?
Détails de conception
- Objectif principal: Autre
- Répartition: Randomisé
- Modèle interventionnel: Affectation parallèle
- Masquage: Tripler
Nombre de bras
Armes et Interventions
Groupe de participants / BrasGroupe de participants / Bras |
Intervention / TraitementIntervention / Traitement |
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Comparateur placebo: Placebo
Placebo matched to LUM/IVA fixed-dose combination tablet orally every 12 hours (q12h) for 24 weeks.
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Expérimental: LUM/IVA
LUM 400 milligram (mg)/IVA 250 mg fixed-dose combination tablet orally q12h for 24 weeks.
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Autres noms:
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Que mesure l'étude ?
Principaux critères de jugement
Principaux critères de jugement
Mesure des résultats |
Description de la mesure |
Délai |
|---|---|---|
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Relative (Percent) Change From Baseline in Maximal Oxygen Consumption (VO2max) During Cardiopulmonary Exercise Testing (CPET) at Week 24
Délai: 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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Mesures de résultats secondaires
Mesures de résultats secondaires
Mesure des résultats |
Description de la mesure |
Délai |
|---|---|---|
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Relative (Percent) Change From Baseline in Exercise Duration During CPET at Week 24
Délai: 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
Délai: 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
Délai: 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
Délai: 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
Délai: 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
Délai: 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
Délai: 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
Délai: 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
Délai: 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
Délai: 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
Délai: 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
Délai: 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
Délai: 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
Délai: 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)
Délai: 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
Délai: 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
Délai: 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
Délai: 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
Délai: 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
Délai: 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
Délai: 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
Délai: 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)
Délai: Day 1 up to Week 28
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Day 1 up to Week 28
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Collaborateurs et enquêteurs
Parrainer
Parrainer
Publications et liens utiles
Dates d'enregistrement des études
Dates principales de l'étude
Début de l'étude (Réel)
Début de l'étude
Achèvement primaire (Réel)
Achèvement primaire
Achèvement de l'étude (Réel)
Achèvement de l'étude
Dates d'inscription aux études
Première soumission
Première soumission
Première soumission répondant aux critères de contrôle qualité
Première soumission répondant aux critères de contrôle qualité
Première publication (Estimation)
Première publication
Mises à jour des dossiers d'étude
Dernière mise à jour publiée (Réel)
Dernière mise à jour publiée
Dernière mise à jour soumise répondant aux critères de contrôle qualité
Dernière mise à jour soumise répondant aux critères de contrôle qualité
Dernière vérification
Dernière vérification
Plus d'information
Termes liés à cette étude
Termes MeSH pertinents supplémentaires
- Maladies du système digestif
- Processus pathologiques
- Maladies des voies respiratoires
- Maladies pulmonaires
- Nourrisson, nouveau-né, maladies
- Maladies génétiques, innées
- Maladies pancréatiques
- Fibrose
- Fibrose kystique
- Mécanismes moléculaires de l'action pharmacologique
- Modulateurs de transport membranaire
- Agonistes des canaux chlorure
- Ivacaftor
Autres numéros d'identification d'étude
Autres numéros d'identification d'étude
- VX15-809-112
- 2016-000066-34 (Numéro EudraCT)
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