Albuterol sulfate 90mcg/inh ... who received Proair HFA achieved a 15% increase in FEV1 within 30 minutes post-dose on Day 1. The median time to onset was 10 minutes. The median time to peak ...

The leak rates for the Proventil HFA test and control MDIs were similar ... dose per actuation for both MDIs is 108 µg of albuterol sulfate, which corresponds to 90 µg of albuterol base.

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 ...