Evaluation of Long-term Safety and Efficacy of VX-445 Combination Therapy in Subjects With Cystic Fibrosis Who Are 6 Years of Age and Older
Study Details
Study Description
Brief Summary
This study will evaluate the long-term safety, tolerability, efficacy, and pharmacodynamics of elexacaftor (ELX, VX-445) in triple combination (TC) with tezacaftor (TEZ) and ivacaftor (IVA) in subjects with cystic fibrosis (CF).
Condition or Disease | Intervention/Treatment | Phase |
---|---|---|
Phase 3 |
Study Design
Arms and Interventions
Arm | Intervention/Treatment |
---|---|
Experimental: Triple Combination Arm Subjects will receive ELX/TEZ/IVA TC in the morning and IVA as mono tablet in the evening. |
Drug: ELX/TEZ/IVA
Fixed-dose combination (FDC) tablet for oral administration
Other Names:
Drug: IVA
Mono tablet for oral administration.
Other Names:
|
Outcome Measures
Primary Outcome Measures
- Safety and tolerability as assessed by adverse events (AEs) and serious adverse events (SAEs) [From Baseline up to Week 196]
Secondary Outcome Measures
- Absolute change in percent predicted forced expiratory volume in 1 second (ppFEV1) [From Baseline up to Week 192]
- Absolute change in sweat chloride (SwCl) [From Baseline up to Week 192]
- Absolute change in Cystic Fibrosis Questionnaire-Revised (CFQ-R) respiratory domain score [From Baseline up to Week 192]
- Absolute change in body mass index (BMI) [From Baseline up to Week 192]
- Absolute change in BMI-for-age z-score [From Baseline up to Week 192]
- Number of pulmonary exacerbations (PEx) [From Baseline up to Week 192]
- Number of CF-related hospitalizations [From Baseline up to Week 192]
- Absolute change in lung clearance index 2.5 (LCI 2.5) [From Baseline up to Week 192]
- Absolute change in weight [From Baseline up to Week 192]
- Absolute change in weight-for-age z-score [From Baseline up to Week 192]
- Absolute change in height [From Baseline up to Week 192]
- Absolute change in height-for-age z-score [From Baseline up to Week 192]
Eligibility Criteria
Criteria
Key Inclusion Criteria:
- Completed study drug treatment in parent study (VX18-445-106 Part B, NCT03691779), or had study drug interruption(s) in parent study but completed study visits up to the last scheduled visit of the Treatment Period in the parent study
Key Exclusion Criteria:
- History of study drug intolerance in parent study
Other protocol defined Inclusion/Exclusion criteria may apply
Contacts and Locations
Locations
Site | City | State | Country | Postal Code | |
---|---|---|---|---|---|
1 | Children's Hospital of Orange County | Orange | California | United States | 92868 |
2 | Children's Hospital Colorado | Aurora | Colorado | United States | 80045 |
3 | Ann & Robert Lurie Children's Hospital of Chicago | Chicago | Illinois | United States | 60611 |
4 | Boston Children's Hospital | Boston | Massachusetts | United States | 02115 |
5 | Children's Respiratory and Critical Care Specialists, P.A., Children's Hospitals and Clinics of Minnesota | Minneapolis | Minnesota | United States | 55404 |
6 | The Children's Mercy Hospital | Kansas City | Missouri | United States | 64108 |
7 | Northwell Health- Long Island Jewish Medical Center | New Hyde Park | New York | United States | 11040 |
8 | Clinical Research of Charlotte | Charlotte | North Carolina | United States | 28277 |
9 | Rainbow Babies and Children's Hospital/University Hospitals Cleveland Medical Center | Cleveland | Ohio | United States | 44106 |
10 | Nationwide Children's Hospital | Columbus | Ohio | United States | 43205 |
11 | Oregon Health & Science University | Portland | Oregon | United States | 97239 |
12 | Texas Children's Hospital | Houston | Texas | United States | 77030 |
13 | Seattle Children's Hospital | Seattle | Washington | United States | 98105 |
14 | Queensland Children's Hospital | South Brisbane | Australia | ||
15 | The Children's Hospital at Westmead | Westmead | Australia | ||
16 | The Hospital for Sick Children | Toronto | Canada | ||
17 | British Columbia's Children's Hospital | Vancouver | Canada | ||
18 | Children's Health Ireland at Crumlin | Dublin | Ireland | ||
19 | Children's Health Ireland at Temple Street | Dublin | Ireland | ||
20 | Birmingham Children's Hospital - NHS Foundation Trust | Birmingham | United Kingdom | ||
21 | Royal Brompton & Harefield NHS Foundation Trust, Royal Brompton Hospital | London | United Kingdom |
Sponsors and Collaborators
- Vertex Pharmaceuticals Incorporated
Investigators
None specified.Study Documents (Full-Text)
None provided.More Information
Publications
None provided.- VX19-445-107
- 2019-001827-11