Table 5.
Aerodynamic and volumetric size distribution of spray-dried pure FAV, pure THP, and optimized FAV-THP formulation (F1) under identical experimental conditions. N = 3 with standard deviations shown in brackets.
| MMAD (μm) | GSD (μm) |
FPF (%) |
EF (%) |
D10 (μm) |
D50 (μm) |
D90 (μm) |
SPAN | |
|---|---|---|---|---|---|---|---|---|
| FAV | 4.91 (0.42) | 2.20 (0.21) | 26.69 (5.81) | 79.07 (7.51) | 1.99 (0.24) | 6.15 (0.26) | 12.92 (0.6) | 1.78 (0.02) |
| THP | 3.66 (0.19) | 1.95 (0.09) | 46.71 (2.36) | 90.95 (4.78) | 1.56 (0.04) | 4.03 (0.10) | 8.91 (0.02) | 1.82 (0.01) |
| F1 | 2.93 (0.34) | 1.91 (0.11) | 79.30 (3.44) | 61.26 (2.59) | 1.16 (0.05) | 3.83 (0.03) | 10.64 (0.10) | 2.48 (0.02) |