Study to Evaluate Safety and Efficacy of VX-661 in Combination With Ivacaftor in Subjects With Cystic Fibrosis, Homozygous for the F508del-CFTR Mutation With an Open-Label Expansion
Public ClinicalTrials.gov record NCT02070744. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
A Phase 2, Randomized, Multicenter, Double Blind, Placebo Controlled Study to Evaluate Safety, Efficacy, Pharmacokinetics, and Pharmacodynamics of VX-661 in Combination With Ivacaftor for 12 Weeks in Subjects With Cystic Fibrosis, Homozygous for the F508del CFTR Mutation With an Open-Label Extension
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
The objective of this study was to evaluate the safety and efficacy of VX-661in combination with ivacaftor in participants with cystic fibrosis (CF) who are homozygous for F508del cystic fibrosis transmembrane conductance regulator (CFTR) mutation
Study identification
- NCT ID
- NCT02070744
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 2
- Enrollment
- 40 participants
Conditions and interventions
Conditions
Interventions
- VX-661 Drug
- Ivacaftor Drug
- Placebo matched to VX-661 Drug
- Placebo matched to Ivacaftor Drug
Drug
Eligibility (public fields only)
- Age range
- 18 Years and older
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Mar 2014 (Type not available)
- Primary completion
- May 27, 2016 (Actual)
- Completion
- May 27, 2016 (Actual)
- Last update posted
- Sep 24, 2025
2014 – 2016
United States locations
- U.S. sites
- 23
- U.S. states
- 18
- U.S. cities
- 23
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Not listed | Birmingham | Alabama | — | — |
| Not listed | Palo Alto | California | — | — |
| Not listed | Stanford | California | — | — |
| Not listed | Altamonte Springs | Florida | — | — |
| Not listed | Miami | Florida | — | — |
| Not listed | Orlando | Florida | — | — |
| Not listed | Tampa | Florida | — | — |
| Not listed | Boise | Idaho | — | — |
| Not listed | Chicago | Illinois | — | — |
| Not listed | Boston | Massachusetts | — | — |
| Not listed | New Brunswick | New Jersey | — | — |
| Not listed | New York | New York | — | — |
| Not listed | Durham | North Carolina | — | — |
| Not listed | Cincinnati | Ohio | — | — |
| Not listed | Oklahoma City | Oklahoma | — | — |
| Not listed | Pittsburgh | Pennsylvania | — | — |
| Not listed | Charleston | South Carolina | — | — |
| Not listed | Memphis | Tennessee | — | — |
| Not listed | Houston | Texas | — | — |
| Not listed | Burlington | Vermont | — | — |
| Not listed | Colchester | Vermont | — | — |
| Not listed | Seattle | Washington | — | — |
| Not listed | Milwaukee | Wisconsin | — | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT02070744, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Sep 24, 2025 · Synced Oct 28, 2026
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Open the official record
The complete public registry record, listed eligibility criteria, and available contact information for NCT02070744 live on ClinicalTrials.gov.