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 (link sends e-mail)

Study Name on
ClinicalTrials.gov (link is external)
A Study to Evaluate Efficacy and Safety of Ivacaftor in Subjects With Cystic Fibrosis Aged 3 Through 5 Years Who Have a Specified CFTR Gating Mutation
Study Drugivacaftor
Type of Study DrugCFTR Modulation
Study TitleA Phase 3b, 2-part, Randomized, Double-blind, Placebo-controlled Crossover Study With a Long-term Open-label Period to Investigate Ivacaftor in Subjects With Cystic Fibrosis Aged 3 Through 5 Years Who Have a Specified CFTR Gating Mutation
Study Phase3
Study SponsorVertex

Link on
clinicaltrials.gov (link is external)

https://clinicaltrials.gov/ct2/show/NCT02742519 (link is external)

Participating ECFS-CTN sitesPlease contact ecfs-ctn@uzleuven.be for most recent sitelist
Age3-5 Years