3 results
To evaluate the efficacy of VX-661 in combination with ivacaftor through 24 weeks of treatment in subjects with cystic fibrosis (CF) who are homozygous for the F508del mutation on the CF transmembrane conductance regulator (CFTR) gene.
Main objective:Part ATo evaluate the long-term safety and tolerability of VX-661 in combination with ivacaftor in subjects with CF, homozygous or heterozygous for the F508del-CFTR mutation who are in the Treatment Cohort.Part B and Part CNot…
Primary ObjectivesParts 1 (Subjects with F/MF genotypes) and 2 (Optional; Subjects with the F/F genotype)* To evaluate the safety and tolerability of VX 121 in TC with TEZ/VX 561 (deuterated IVA) * To evaluate the efficacy of VX 121 in TC with TEZ/…