You can normally use 2 puffs every 4 hours as needed to relieve asthma symptoms. If you are using an albuterol MDI to prevent exercise-induced asthma or bronchoconstriction, the recommended action ...

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 ...

For example, Ventolin HFA, Advair HFA ... Consider the number of puffs you are prescribed to take every day from your inhaler. Divide the number of inhalations in the device by the number of ...