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What is the difference between VX-809 and VX-770, Vertex’s other drug?

April 26, 2017difference drug Vertex vx-770 vx-809

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What is the difference between VX-809 and VX-770, Vertex’s other drug?

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VX-809 and VX-770 are two drugs being studied in separate clinical trials. VX-770 is further along in clinical trials. It started Phase 3 registration trials in May 2009. VX-809 just completed a Phase 2a clinical trial. The first trial examining VX-809 and VX-770 together in CF patients is currently in the planning phases.