Register a trial

The ANZCTR website will be unavailable from 1pm until 3pm (AEDT) on Wednesday the 30th of October for website maintenance. Please be sure to log out of the system in order to avoid any loss of data.

The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been endorsed by the ANZCTR. Before participating in a study, talk to your health care provider and refer to this information for consumers
Trial details imported from ClinicalTrials.gov

For full trial details, please see the original record at https://clinicaltrials.gov/study/NCT04353817




Registration number
NCT04353817
Ethics application status
Date submitted
16/04/2020
Date registered
20/04/2020

Titles & IDs
Public title
A Study Evaluating Efficacy and Safety of Elexacaftor/Tezacaftor/Ivacaftor in Subjects 6 Through 11 Years of Age With Cystic Fibrosis and F/MF Genotypes
Scientific title
A Phase 3b, Randomized, Placebo-controlled Study Evaluating the Efficacy and Safety of Elexacaftor/Tezacaftor/Ivacaftor in Cystic Fibrosis Subjects 6 Through 11 Years of Age Who Are Heterozygous for the F508del Mutation and a Minimal Function Mutation (F/MF)
Secondary ID [1] 0 0
2019-003554-86
Secondary ID [2] 0 0
VX19-445-116
Universal Trial Number (UTN)
Trial acronym
Linked study record

Health condition
Health condition(s) or problem(s) studied:
Cystic Fibrosis 0 0
Condition category
Condition code
Human Genetics and Inherited Disorders 0 0 0 0
Cystic fibrosis
Respiratory 0 0 0 0
Other respiratory disorders / diseases
Oral and Gastrointestinal 0 0 0 0
Other diseases of the mouth, teeth, oesophagus, digestive system including liver and colon
Inflammatory and Immune System 0 0 0 0
Connective tissue diseases
Inflammatory and Immune System 0 0 0 0
Other inflammatory or immune system disorders

Intervention/exposure
Study type
Interventional
Description of intervention(s) / exposure
Treatment: Drugs - ELX/TEZ/IVA
Treatment: Drugs - IVA
Other interventions - Placebo (matched to ELX/TEZ/IVA)
Other interventions - Placebo (matched to IVA)

Placebo comparator: Placebo - Participants received placebo matched to ELX/TEZ/IVA and placebo matched to IVA in the treatment period for 24 weeks.

Experimental: ELX/TEZ/IVA - Participants weighing less than (\<) 30 kilograms (kg) at screening received ELX 100 mg qd/TEZ 50 mg qd/IVA 75 mg every 12 hours (q12h) and participants weighing greater than equals to (\>=) 30 kg at screening received ELX 200 mg qd/TEZ 100 mg qd/IVA 150 mg q12h in the treatment period for 24 weeks.


Treatment: Drugs: ELX/TEZ/IVA
Fixed-dose combination tablet for oral administration qd in the morning.

Treatment: Drugs: IVA
Tablet for oral administration qd in the evening.

Other interventions: Placebo (matched to ELX/TEZ/IVA)
Placebo matched to ELX/TEZ/IVA for oral administration once daily (qd) in the morning.

Other interventions: Placebo (matched to IVA)
Placebo matched to IVA for oral administration qd in the evening.
Intervention code [1] 0 0
Treatment: Drugs
Intervention code [2] 0 0
Other interventions
Comparator / control treatment
Control group

Outcomes
Primary outcome [1] 0 0
Absolute Change in Lung Clearance Index 2.5 (LCI2.5)
Timepoint [1] 0 0
From Baseline Through Week 24
Secondary outcome [1] 0 0
Absolute Change in Sweat Chloride (SwCl)
Timepoint [1] 0 0
From Baseline Through Week 24
Secondary outcome [2] 0 0
Safety and Tolerability as Assessed by Number of Participants With Treatment-Emergent Adverse Events (TEAEs) and Serious Adverse Events (SAEs)
Timepoint [2] 0 0
Day 1 up to Week 28

Eligibility
Key inclusion criteria
Key

* Heterozygous for the F508del mutation (F/MF)
* Forced expiratory volume in 1 second (FEV1) value greater than equal to(=) 70%

Key
Minimum age
6 Years
Maximum age
11 Years
Sex
Both males and females
Can healthy volunteers participate?
No
Key exclusion criteria
* Clinically significant cirrhosis with or without portal hypertension
* Lung infection with organisms associated with a more rapid decline in pulmonary status
* Solid organ or hematological transplantation

Other protocol defined Inclusion/Exclusion criteria may apply

Study design
Purpose of the study
Treatment
Allocation to intervention
Randomised controlled trial
Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
Methods used to generate the sequence in which subjects will be randomised (sequence generation)
Masking / blinding
Blinded (masking used)
Who is / are masked / blinded?
The people receiving the treatment/s
The people administering the treatment/s
The people assessing the outcomes
The people analysing the results/data
Intervention assignment
Parallel
Other design features
Phase
Phase 3
Type of endpoint/s
Statistical methods / analysis

Recruitment
Recruitment status
Completed
Data analysis
Reason for early stopping/withdrawal
Other reasons
Date of first participant enrolment
Anticipated
Actual
19/06/2020
Date of last participant enrolment
Anticipated
Actual
Date of last data collection
Anticipated
Actual
17/05/2021
Sample size
Target
Accrual to date
Final
121
Recruitment in Australia
Recruitment state(s)
Recruitment hospital [1] 0 0
Telethon Kids Institute - Nedlands
Recruitment hospital [2] 0 0
Queensland Children's Hospital - South Brisbane
Recruitment hospital [3] 0 0
The Children's Hospital at Westmead - Westmead
Recruitment postcode(s) [1] 0 0
- Nedlands
Recruitment postcode(s) [2] 0 0
- South Brisbane
Recruitment postcode(s) [3] 0 0
- Westmead
Recruitment outside Australia
Country [1] 0 0
Canada
State/province [1] 0 0
Montréal
Country [2] 0 0
Canada
State/province [2] 0 0
Toronto
Country [3] 0 0
Canada
State/province [3] 0 0
Vancouver
Country [4] 0 0
Denmark
State/province [4] 0 0
Copenhagen
Country [5] 0 0
France
State/province [5] 0 0
Bordeaux cedex
Country [6] 0 0
France
State/province [6] 0 0
Bron Cedex
Country [7] 0 0
France
State/province [7] 0 0
Paris Cedex 15
Country [8] 0 0
France
State/province [8] 0 0
Paris
Country [9] 0 0
France
State/province [9] 0 0
Roscoff cedex
Country [10] 0 0
Germany
State/province [10] 0 0
Berlin
Country [11] 0 0
Germany
State/province [11] 0 0
Essen
Country [12] 0 0
Germany
State/province [12] 0 0
Frankfurt
Country [13] 0 0
Germany
State/province [13] 0 0
Gießen
Country [14] 0 0
Germany
State/province [14] 0 0
Hannover
Country [15] 0 0
Germany
State/province [15] 0 0
Heidelberg
Country [16] 0 0
Germany
State/province [16] 0 0
Koeln
Country [17] 0 0
Israel
State/province [17] 0 0
Jerusalem
Country [18] 0 0
Israel
State/province [18] 0 0
Petah Tikva
Country [19] 0 0
Netherlands
State/province [19] 0 0
Groningen
Country [20] 0 0
Netherlands
State/province [20] 0 0
Rotterdam
Country [21] 0 0
Spain
State/province [21] 0 0
Barcelona
Country [22] 0 0
Spain
State/province [22] 0 0
Murcia
Country [23] 0 0
Switzerland
State/province [23] 0 0
Bern
Country [24] 0 0
Switzerland
State/province [24] 0 0
Zurich
Country [25] 0 0
United Kingdom
State/province [25] 0 0
Bristol
Country [26] 0 0
United Kingdom
State/province [26] 0 0
Cardiff
Country [27] 0 0
United Kingdom
State/province [27] 0 0
Edinburgh
Country [28] 0 0
United Kingdom
State/province [28] 0 0
Liverpool
Country [29] 0 0
United Kingdom
State/province [29] 0 0
London
Country [30] 0 0
United Kingdom
State/province [30] 0 0
Southampton

Funding & Sponsors
Primary sponsor type
Commercial sector/industry
Name
Vertex Pharmaceuticals Incorporated
Address
Country

Ethics approval
Ethics application status

Summary
Brief summary
Trial website
Trial related presentations / publications
Public notes

Contacts
Principal investigator
Name 0 0
Address 0 0
Country 0 0
Phone 0 0
Fax 0 0
Email 0 0
Contact person for public queries
Name 0 0
Address 0 0
Country 0 0
Phone 0 0
Fax 0 0
Email 0 0
Contact person for scientific queries

Data sharing statement
Will individual participant data (IPD) for this trial be available (including data dictionaries)?
No
No/undecided IPD sharing reason/comment
Details on Vertex data sharing criteria and process for requesting access can be found at: https://www.vrtx.com/independent-research/clinical-trial-data-sharing


What supporting documents are/will be available?




Results publications and other study-related documents

No documents have been uploaded by study researchers.


Results not provided in https://clinicaltrials.gov/study/NCT04353817