For example, Ventolin HFA, Advair HFA, and fluticasone have dose counters ... This system doesn’t apply to albuterol (rescue) inhalers, since most people don’t use this medication on any regular basis ...

MDIs can recognized by the abbreviation HFA (which stands for the propellant hydrofluoroalkane). These include Ventolin HFA, Proventil HFA, Proair HFA, Atrovent HFA, Alvesco HFA, and Asmanex HFA.

Teva holds an approved NDA for its ProAir® HFA Inhalation Aerosol product, which permits Teva to market and sell an inhaler device that administers the API albuterol sulfate. Teva listed several ...

The Ventolin HFA test MDIs also had an increased leak ... The manufacturers' reported dose per actuation for both MDIs is 108 µg of albuterol sulfate, which corresponds to 90 µg of albuterol ...

After exposure to extreme environmental temperatures, an increase in propellant-leak rate was observed with Proventil HFA and Ventolin HFA MDIs, but little to no change was found in particle size ...