41
Albuterol
sulfate
Ipratropium
bromide
Cromolyn
sodium
MMAD (μ)
2.31 +/- 0.10
2.17 +/- 0.05
2.26 +/- 0.11
GSD
(geometric standard
deviation)
1.60 +/- 0.07
1.48 +/- 0.03
1.54 +/- 0.06
Total delivered dose (μ)
1038.8 +/- 127.3 230.8 +/- 19.3
958.4 +/- 129.0
Total respirable dose (μ)
921.6 +/- 70.3
209.4 +/- 14.9
857.7 +/- 84.4
Respirable fraction
(% mass 0.4-4.7μ)
87.8%
90.3%
88.1%
Aerosol Performance
All data shown at a 95% confidence level. Medications were tested 3
times each on 3 devices for a total of 27 sample data points.