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 ...

Seven Proventil HFA (albuterol sulfate 6.7 g hydrofluoroalkane inhalation aerosol) a and seven Ventolin HFA (albuterol sulfate 18 g hydrofluoroalkane inhalation aerosol) b MDIs were acquired from ...

After reformulating with HFA propellant and changing the inhaler device, Primatene Mist became available OTC again in 2018.

Ipratropium bromide 20mcg, albuterol 100mcg (equivalent to 120mcg albuterol sulfate); per actuation; inhalation spray; CFC-free. Based on studies, ipratropium bromide appears to inhibit vagally ...