Overview PK Study of N91115 in Cystic Fibrosis Patients Status: Completed Trial end date: 2015-01-01 Target enrollment: Participant gender: Summary This Phase 1 study in F508del-CFTR homozygous CF patients is being conducted to assess the pharmacokinetics and absorption dynamics of N91115 compared with healthy subjects in order to identify an initial starting dose for Phase 2 trials. Phase: Phase 1 Details Lead Sponsor: Nivalis Therapeutics, Inc.