| DPI | Dry powder for inhalation |
| NGI | Next generation impactor |
| OIDP | Orally inhaled drug product |
| Cmax | Maximum plasma concentration |
| Tmax | Time to maximum plasma concentration |
| AUC0–4 | Area under plasma concentration-time curve from zero to four hours post-dose |
| AUC0–t | Area under the plasma concentration-time curve from zero to the last observed concentration |
| AUC0–∞ | Area under plasma concentration-time curve from zero to infinity |
| t1/2 | Plasma concentration half-life |
| SD | Standard deviation |