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Vertex (VRTX) Should Rebound Before Year-End - Analyst

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Vertex Pharma (VRTX) Reports Ivacaftor Missed Primary Endpoint in Phase 3

December 19, 2013 7:34 AM EST

Vertex Pharmaceuticals Incorporated (Nasdaq: VRTX) announced data from a Phase 3 study of ivacaftor in 69 people 6 years of age and older with cystic fibrosis (CF) who have the R117H mutation. In the study, the mean absolute treatment difference in the change from baseline in percent predicted FEV1 between treatment with ivacaftor and placebo was 2.1 percentage points (p=0.20) and the mean relative treatment difference in percent predicted FEV1 was 5.0 percent (p = 0.06) through the 24-week treatment period among all patients (intent-to-treat analysis). The study did not meet its primary endpoint of the absolute change from baseline in... More