The ECFS-CTN cannot guarantee that the information provided here is comprehensive. Please go to the ClinicalTrials.gov link for detailed and up-to-date information on study background, eligibility criteria, study design, outcome measures, study status, participating sites, sponsor contact information and timelines.

You can also contact the CTN coordinating centre for additional information: ECFS-CTN@uzleuven.be

Study Name on
ClinicalTrials.gov (link is external)
A Study to Evaluate the Safety and Efficacy of VX-371 in Subjects With Cystic Fibrosis Who Are Homozygous for the F508del-CFTR Mutation
Study Drug VX-371
Type of Study Drug CFTR modulator
Study Title A Phase 2a, Randomized, Double-blind, Placebo-controlled, Incomplete Block, Crossover Study to Evaluate the Safety and Efficacy of VX-371 in Subjects Aged 12 Years or Older With Cystic Fibrosis, Homozygous for the F508del-CFTR Mutation, and Being Treated With Orkambi
Study Phase 2a
Study Sponsor Vertex

Link on
clinicaltrials.gov (link is external)

https://clinicaltrials.gov/ct2/show/NCT02709109

Participating ECFS-CTN sites Please contact ecfs-ctn@uzleuven.be for most recent sitelist
Age ≥12 years of age