Cystic Fibrosis - 18 Years and older (Adult, Older Adult)
Interventions
Drug: Standard Dose YPT-01|Drug: High Dose YPT-01|Other: Placebo
Outcome measures
Reduction in sputum bacterial culture|Change in lung function|Change in the rate of pulmonary exacerbations|Change in the rate of hospitalization|Change in the rate of acute antibiotic use|Patient's Quality of Life