Purpose: The effects of extreme temperatures on drug delivery of two albuterol sulfate hydrofluoroalkane, metered-dose inhalers (MDIs) were evaluated.Methods. Three Proventil HFA and three ...

3 For the study, 20 healthy, spayed/neutered cats received albuterol sulfate at doses of either 90 µg or 360 µg through a mask that was placed over their muzzles. Fifteen were domestic shorthair, 3 ...

School of Freshwater Sciences, University of Wisconsin─Milwaukee, Milwaukee, Wisconsin 53204, United States Environmental Chemistry and Technology Program, Department of Civil and Environmental ...

Leak Rate. It is common for MDIs to lose propellant during storage. The propellant-leak rate of the test MDIs was compared with that of the controls (Figure 3). The leak rates for the Proventil ...