We will only advance assets into Phase II in Beyond that show promise to beat ALYFTREK.
1mo
Vertex Pharmaceuticals Incorporated 2026 Q2: ALYFTREK performance solidifies CF carrier-level sweat chloride goal
ALYFTREK performance solidifies CF carrier-level sweat chloride goal
- ECFS data reinforced ALYFTREK as best restoring CFTR function among available CFTR modulators.
- Management highlighted that among children with CF under 12 years of age, the majority achieved sweat chloride less than 30 millimoles.
- Company stated that at sweat chloride levels around <30 millimoles, CF carriers do not exhibit manifestations of disease.
- Vertex initiated global regulatory submissions for ALYFTREK in children ages 2 to 5, with additional submissions for TRIKAFTA in ages 1 to 2 in progress.
- CEO described a competitive decision rule for CF Beyond programs: only advance assets into Phase II if they show promise to beat ALYFTREK.
- Management emphasized near attainment of the long-duration goal of bringing patients to carrier levels of sweat chloride.