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Trial details imported from ClinicalTrials.gov

For full trial details, please see the original record at https://clinicaltrials.gov/study/NCT03277196




Registration number
NCT03277196
Ethics application status
Date submitted
6/09/2017
Date registered
8/09/2017

Titles & IDs
Public title
A Study to Evaluate the Safety of Long-term Ivacaftor Treatment in Participants With Cystic Fibrosis Who Are Less Than 24 Months of Age at Treatment Initiation and Have an Approved Ivacaftor-Responsive Mutation
Scientific title
A Phase 3, 2-Arm, Open-label Study to Evaluate the Safety and Pharmacodynamics of Long-term Ivacaftor Treatment in Subjects With Cystic Fibrosis Who Are Less Than 24 Months of Age at Treatment Initiation and Have an Approved Ivacaftor-Responsive Mutation
Secondary ID [1] 0 0
2017-001379-21
Secondary ID [2] 0 0
VX15-770-126
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 - IVA

Experimental: Ivacaftor Arm - Participants less than (\<) 24 months of age and weighing 5 to less than (\<) 7 kilogram (kg) received 25 mg IVA every 12 hours (q12h), 7 to \<14 kg received 50 mg IVA q12h, and those weighing 14 to \<25 kg received 75 mg IVA q12h.

Participants more than or equal (\>=) 24 months of age and weighing \<14 kg received 50 mg IVA q12h, and those weighing more than or equal to (\>=)14 kg received 75 mg IVA q12h in the treatment period for up to 96 weeks.

Doses were determined based on safety and pharmacokinetic (PK) data from parent study, age and weight.

No intervention: Observational Arm -


Treatment: Drugs: IVA
Granules for oral administration.
Intervention code [1] 0 0
Treatment: Drugs
Comparator / control treatment
Control group

Outcomes
Primary outcome [1] 0 0
Safety and Tolerability as Assessed by Number of Participants With Treatment-Emergent Adverse Events (TEAEs) and Serious TEAEs
Timepoint [1] 0 0
Day 1 up to Week 120
Secondary outcome [1] 0 0
Absolute Change in Sweat Chloride
Timepoint [1] 0 0
From Baseline at Week 96

Eligibility
Key inclusion criteria
Ivacaftor Arm: Participants From Study 124 (NCT02725567 ) Part B:

* Participants transitioning from Study 124 Part B must have completed the last study visit of Study 124 Part B.
* As judged by the investigator, parent or legal guardian must be able to understand protocol requirements, restrictions, and instructions; and must sign the informed consent form (ICF).

Ivacaftor Arm: Participants Not From Study 124 Part B:

* Confirmed diagnosis of CF, or 2 CF-causing mutations.
* An ivacaftor- responsive CFTR mutation on at least 1 allele. Participants will be eligible in countries/regions where ivacaftor is approved for use in participants 2 years of age and older.
* As judged by the investigator, parent or legal guardian must be able to understand protocol requirements, restrictions, and instructions; and must sign the ICF.

Observational Arm:

* Received ivacaftor treatment in Study 124 Part B and elected not to enroll or ineligible to enroll in the ivacaftor arm of Study 126.
Minimum age
0 Months
Maximum age
24 Months
Sex
Both males and females
Can healthy volunteers participate?
No
Key exclusion criteria
Ivacaftor Arm: Participants From Study 124 Part B:

* History of any illness or condition that, in the opinion of the investigator, might confound the results of the study or pose an additional risk in administering ivacaftor to the participant.
* Participants receiving commercially available ivacaftor treatment

Ivacaftor Arm: Participants Not From Study 124 Part B:

* History of any illness or condition that, in the opinion of the investigator, might confound the results of the study or pose an additional risk in administering ivacaftor to the participant
* An acute upper or lower respiratory infection, or pulmonary exacerbation, or changes in therapy for pulmonary disease within 4 weeks of Day 1
* Abnormal liver function at screening
* Hemoglobin <9.5 g/dL at screening
* History of solid organ or hematological transplantation
* Use of any moderate or strong inducers or inhibitors of CYP3A within 2 weeks of Day 1

Observational Arm:

* Receiving ivacaftor treatment

Other protocol defined Inclusion/Exclusion criteria may apply.

Study design
Purpose of the study
Treatment
Allocation to intervention
Non-randomised 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
Open (masking not used)
Who is / are masked / blinded?



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
16/08/2017
Date of last participant enrolment
Anticipated
Actual
Date of last data collection
Anticipated
Actual
2/10/2023
Sample size
Target
Accrual to date
Final
86
Recruitment in Australia
Recruitment state(s)
Recruitment hospital [1] 0 0
Queensland Children's Hospital - South Brisbane
Recruitment postcode(s) [1] 0 0
- South Brisbane
Recruitment outside Australia
Country [1] 0 0
United States of America
State/province [1] 0 0
Alabama
Country [2] 0 0
United States of America
State/province [2] 0 0
California
Country [3] 0 0
United States of America
State/province [3] 0 0
Delaware
Country [4] 0 0
United States of America
State/province [4] 0 0
Florida
Country [5] 0 0
United States of America
State/province [5] 0 0
Georgia
Country [6] 0 0
United States of America
State/province [6] 0 0
Illinois
Country [7] 0 0
United States of America
State/province [7] 0 0
Indiana
Country [8] 0 0
United States of America
State/province [8] 0 0
Maryland
Country [9] 0 0
United States of America
State/province [9] 0 0
Massachusetts
Country [10] 0 0
United States of America
State/province [10] 0 0
Minnesota
Country [11] 0 0
United States of America
State/province [11] 0 0
Missouri
Country [12] 0 0
United States of America
State/province [12] 0 0
Montana
Country [13] 0 0
United States of America
State/province [13] 0 0
Ohio
Country [14] 0 0
United States of America
State/province [14] 0 0
Pennsylvania
Country [15] 0 0
United States of America
State/province [15] 0 0
Texas
Country [16] 0 0
United States of America
State/province [16] 0 0
Washington
Country [17] 0 0
United States of America
State/province [17] 0 0
Wisconsin
Country [18] 0 0
Canada
State/province [18] 0 0
Ontario
Country [19] 0 0
Germany
State/province [19] 0 0
Heidelberg
Country [20] 0 0
Ireland
State/province [20] 0 0
Dublin
Country [21] 0 0
Ireland
State/province [21] 0 0
Limerick
Country [22] 0 0
United Kingdom
State/province [22] 0 0
Edinburgh
Country [23] 0 0
United Kingdom
State/province [23] 0 0
Liverpool
Country [24] 0 0
United Kingdom
State/province [24] 0 0
London
Country [25] 0 0
United Kingdom
State/province [25] 0 0
Manchester
Country [26] 0 0
United Kingdom
State/province [26] 0 0
Oxford

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 are available at https://clinicaltrials.gov/study/NCT03277196