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 Phase 3 Study of VX-445 Combination Therapy in Cystic Fibrosis (CF) Subjects Heterozygous for F508del and a Gating or Residual Function Mutation (F/G and F/RF Genotypes)
Study Drug elexacaftor (ELX, VX-445) in triple combination (TC) with tezacaftor (TEZ) and ivacaftor (IVA)
Type of Study Drug CFTR modulation
Study Title A Phase 3, Randomized, Double-blind, Controlled Study Evaluating the Efficacy and Safety of VX-445 Combination Therapy in Subjects With Cystic Fibrosis Who Are Heterozygous for the F508del Mutation and a Gating or Residual Function Mutation (F/G and F/RF Genotypes)
Study Phase 3
Study Sponsor Vertex

Link on
clinicaltrials.gov (link is external)

https://clinicaltrials.gov/ct2/show/NCT04058353

Participating ECFS-CTN sites Please contact ecfs-ctn@uzleuven.be for most recent sitelist
Age 12 Years and older