Participants
adult patients with cystic fibrosis (CF). -
Interventions
multiple doses of the study drug, SPL84drug SPL84 or a placebo by inhalation every week for 9 weeks months
Outcome measures
Safety and effectiveness. Patients will Visit the clinic approximately 14 times over 17.5 weeks for checkups and tests". Number of subjects with at least one treatment-related adverse event (AE) or serious adverse event (SAEs), Incidence, nature, and severity of AEs and SAEs, Day 1 through Day 87