Albuterol 90mcg/inh; metered-dose aerosol; contains hydrofluoroalkane; CFC-free. The pharmacological effects of beta 2-adrenoceptor agonist drugs are at least in part attributable to stimulation ...

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 ...

Albuterol 90mcg/inh; metered-dose aerosol; contains hydrofluoroalkane; CFC-free. Activation of beta2-adrenergic receptors on airway smooth muscle leads to the activation of adenylcyclase and to an ...

At the end of the study, propellant loss in the Proventil HFA test MDIs increased threefold over that in the controls. The Ventolin HFA test MDIs also had an increased leak rate compared with ...