CF drug combo trial halted early – did it work?
Disease control
Terminated
This early-stage trial tested whether adding glycerol phenylbutyrate (Ravicti) to standard pancreatic enzyme therapy could improve chloride transport in the nasal cells of adults with cystic fibrosis. Only 16 people enrolled, and the study was terminated before completion. The go…
Phase: PHASE1, PHASE2 • Sponsor: National Jewish Health • Aim: Disease control
Last updated May 15, 2026 11:54 UTC