A Phase 3 Study to Evaluate the Efficacy and Safety of Ivacaftor and VX-661 in Combination With Ivacaftor in Subjects Aged 12 Years and Older With Cystic Fibrosis, Heterozygous for the F508del-cystic Fibrosis Transmembrane Conductance Regulator (CFTR) Mutation

NCT02392234 · Status: COMPLETED · Phase: PHASE3 · Type: INTERVENTIONAL · Enrollment: 248

Last updated 2018-06-12

Study results available
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Summary

The purpose of this study is to evaluate the efficacy and safety of VX-661 in combination with ivacaftor (IVA, VX-770) and IVA monotherapy in participants with Cystic Fibrosis (CF) who are heterozygous for F508del-CFTR allele and a second allele with a CFTR mutation predicted to have residual function.

Conditions

Interventions

DRUG

VX-661/Ivacaftor

Fixed dose combination tablet, oral use

DRUG

Ivacaftor

Tablet, oral use

DRUG

Placebo matched to VX-661/ ivacaftor

Fixed dose combination tablet, oral use

DRUG

Placebo matched to Ivacaftor

Tablet, oral use

Sponsors & Collaborators

Study Design

Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
TRIPLE
Model
CROSSOVER

Eligibility

Min Age
12 Years
Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2015-03-31
Primary Completion
2017-02-28
Completion
2017-02-28

Countries

  • United States
  • Australia
  • Belgium
  • Canada
  • France
  • Germany
  • Israel
  • Italy
  • Netherlands
  • Switzerland
  • United Kingdom

Study Locations

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Entities

Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT02392234 on ClinicalTrials.gov