Table 2.

Delivered Dose by Continuous Flow and by Breathing Simulation of Glycopyrrolate

	Results (n = 30, mean ± SD)
Glycopyrrolate strength	Nebulization time (minutes)	Delivered dose (μg)	Delivered dose (% nominal dose)	Residual dose (% nominal dose)	Total recovery (% nominal dose)
Delivered dose by continuous flow method
25 μg/mL	1.90 ± 0.29	21.93 ± 1.16	87.72 ± 4.65	13.19 ± 4.23	100.94 ± 2.70
50 μg/mL	1.99 ± 0.21	44.11 ± 1.43	88.23 ± 2.86	9.21 ± 3.02	99.55 ± 1.92
Delivered dose by breathing simulation method
25 μg/mL	2.02 ± 0.31	14.20 ± 1.21	56.80 ± 4.83	25.55 ± 5.85	85.36 ± 2.13
50 μg/mL	2.06 ± 0.24	31.29 ± 1.87	62.57 ± 3.74	25.56 ± 4.22	88.14 ± 1.56

SD, standard deviation.