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A Study Evaluating the Long-term Safety and Efficacy of VX-445 Combination Therapy

Phase 1
Conditions
Cystic Fibrosis
MedDRA version: 20.0Level: PTClassification code 10011762Term: Cystic fibrosisSystem Organ Class: 10010331 - Congenital, familial and genetic disorders
Therapeutic area: Diseases [C] - Respiratory Tract Diseases [C08]
Registration Number
EUCTR2018-000185-11-CZ
Lead Sponsor
Vertex Pharmaceuticals Incorporated
Brief Summary

Not available

Detailed Description

Not available

Recruitment & Eligibility

Status
ot Recruiting
Sex
All
Target Recruitment
507
Inclusion Criteria

1. Subject (or his or her legally appointed and authorized representative) will sign and date an informed consent form (ICF), and, when appropriate, an assent form.
2. Willing and able to comply with scheduled visits, treatment plan, study restrictions, laboratory tests, contraceptive guidelines, and other study procedures.
3. Did not withdraw consent from a parent study.
4. Meets at least 1 of the following criteria:
Completed study drug treatment in a parent study.
Had study drug interruption(s) in a parent study, but completed study visits up to the last scheduled visit of the Treatment Period of a parent study.
5. Willing to remain on a stable CF treatment regimen (as defined in Section 9.5) through completion of study participation.
Are the trial subjects under 18? yes
Number of subjects for this age range: 90
F.1.2 Adults (18-64 years) yes
F.1.2.1 Number of subjects for this age range 370
F.1.3 Elderly (>=65 years) no
F.1.3.1 Number of subjects for this age range

Exclusion Criteria

1. History of any comorbidity that, in the opinion of the investigator, might confound the results of the study or pose an additional risk in administering study drug to the subject.
2. Pregnant and nursing females. Females of childbearing potential must have a negative pregnancy test at the Day 1 Visit before receiving the first dose of study drug.
3. History of drug intolerance in a parent study that would pose an additional risk to the subject in the opinion of the investigator. (e.g., subjects with a history of allergy or hypersensitivity to the study drug.)
4. Current participation in an investigational drug trial (other than a parent study). Participation in a non-interventional study (including observational studies, registry studies, and studies requiring blood collections without administration of study drug) and screening for another Vertex study is permitted.

Study & Design

Study Type
Interventional clinical trial of medicinal product
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
Main Objective: To evaluate the long-term safety and tolerability of VX-445 in TC with TEZ and IVA in subjects with CF who are homozygous or heterozygous for the F508del mutation;Secondary Objective: To evaluate the long-term efficacy of VX-445 in TC with TEZ and IVA<br>To evaluate the pharmacodynamics (PD) of VX-445 in TC with TEZ and IVA;Primary end point(s): Safety and tolerability of long-term treatment with VX-445 in TC with TEZ and IVA based on adverse events (AEs), clinical laboratory values, ECGs, vital signs, and pulse oximetry.;Timepoint(s) of evaluation of this end point: from baseline through safety follow-up (up to 100 weeks)
Secondary Outcome Measures
NameTimeMethod
Secondary end point(s): Secondary Endpoints<br>Absolute change from baseline in ppFEV1<br>Absolute change in sweat chloride (SwCl)<br>Number of pulmonary exacerbations (PEx)<br>Time-to-first PEx<br>Absolute change in body mass index (BMI)<br>Absolute change in BMI z-score<br>Absolute change in body weight<br>Absolute change from baseline in CFQ-R respiratory domain score<br>Additional Endpoints<br>Absolute change in CFQ-R non-respiratory domain scores<br>Changes in inflammatory mediators<br>Changes in microbiology analysis<br>;Timepoint(s) of evaluation of this end point: from baseline through last dose of study drug (up to 96 weeks)
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