A Study Evaluating the Long-term Safety and Efficacy of VX-445 Combination Therapy

Summary

The study evaluates the long-term safety and tolerability of VX-445 in triple combination (TC) with tezacaftor (TEZ) and ivacaftor (IVA) in subjects with cystic fibrosis (CF) who are homozygous or heterozygous for the F508del mutation

Timeline

Start

2018-10-09

Primary completion

2023-01-09

Completion

2023-01-09

Publications

• Daines CL, Polineni D, Tullis E, Costa S, Linnemann RW, Mall MA, McKone EF, Quon BS, Ringshausen FC, Selvadurai H, Taylor-Cousar JL, Withers NJ, Sawicki GS, Lee T, Ahluwalia N, Morlando Geiger J, Jennings M, Tan YV, Waltz D, Ramsey B, Griese M; VX17-445-105 Study Group. Long-Term Safety and Efficacy of Elexacaftor/Tezacaftor/Ivacaftor in Adults and Adolescents with Cystic Fibrosis and at Least One F508del Allele: A Phase 3 Open-Label Extension Study. Am J Respir Crit Care Med. 2025 Oct;211(10):1901-1914. doi: 10.1164/rccm.202411-2231OC.
• Heneghan M, Southern KW, Murphy J, Sinha IP, Nevitt SJ. Corrector therapies (with or without potentiators) for people with cystic fibrosis with class II CFTR gene variants (most commonly F508del). Cochrane Database Syst Rev. 2023 Nov 20;11(11):CD010966. doi: 10.1002/14651858.CD010966.pub4.
• Southern KW, Murphy J, Sinha IP, Nevitt SJ. Corrector therapies (with or without potentiators) for people with cystic fibrosis with class II CFTR gene variants (most commonly F508del). Cochrane Database Syst Rev. 2020 Dec 17;12(12):CD010966. doi: 10.1002/14651858.CD010966.pub3.

Drugs

Indications