Independent directory Public ClinicalTrials.gov records United States
ClinicalTrials.gov record
Completed Phase 2 Interventional Results available

A Phase 2 Study to Evaluate Effects of VX-661/Ivacaftor on Lung and Extrapulmonary Systems in Subjects With Cystic Fibrosis, Homozygous for the F508del-CFTR Mutation

ClinicalTrials.gov ID: NCT02508207

Public ClinicalTrials.gov record NCT02508207. 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.

ClinicalTrials.gov public records Last synced Jun 27, 2026, 4:22 AM EDT

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, Double-Blind, Placebo Controlled, Parallel-Group, Exploratory Study to Evaluate Effects of VX-661 in Combination With Ivacaftor on Lung and Extrapulmonary Systems in Subjects Aged 18 Years and Older With Cystic Fibrosis, Homozygous for the F508del-CFTR Mutation

Study identification

NCT ID
NCT02508207
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Enrollment
34 participants

Conditions and interventions

Interventions

  • Tezacaftor/Ivacaftor Drug
  • Ivacaftor Drug
  • Tezacaftor/Ivacaftor matching placebo Drug
  • Ivacaftor matching placebo 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
Jan 31, 2016
Primary completion
May 31, 2017
Completion
May 31, 2017
Last update posted
Jul 18, 2021

2016 – 2017

United States locations

U.S. sites
7
U.S. states
6
U.S. cities
7
Facility City State ZIP Site status
Not listed Birmingham Alabama
Not listed Indianapolis Indiana
Not listed Baltimore Maryland
Not listed Chapel Hill North Carolina
Not listed Cincinnati Ohio
Not listed Toledo Ohio
Not listed Pittsburgh Pennsylvania

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 NCT02508207, 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 Jul 18, 2021 · Synced Jun 27, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT02508207 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →