| Recruiting | 4 | 730 | Canada, US | Beta-lactam antibiotic, β-lactam, Aminoglycoside, AG | Chris Goss, University of Washington, Medical University of South Carolina, Cystic Fibrosis Foundation | Cystic Fibrosis, Cystic Fibrosis Pulmonary Exacerbation | 11/26 | 11/26 | | |
| Completed | 3 | 76 | Canada | Prednisone, Placebos | The Hospital for Sick Children, Canadian Cystic Fibrosis Foundation | Cystic Fibrosis Pulmonary Exacerbation | 10/23 | 10/23 | | |
| Recruiting | N/A | 400 | Europe | Verbal Health Literacy training session | University of Sheffield, Derbyshire Community Health Services NHS Foundation Trust, Debyshire County Council | COPD, Weight Loss | 03/25 | 06/25 | | |