metered-dose inhalers (MDIs) were evaluated.Methods. Three Proventil HFA and three Ventolin HFA MDIs were stored at room temperature and served as controls while three of each product were placed ...
Leak Rate. It is common for MDIs to lose propellant during storage. The propellant-leak rate of the test MDIs was compared with that of the controls (Figure 3). The leak rates for the Proventil ...
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 ...
Albuterol 90mcg/inh ... Prime before using for the first time, when the inhaler has not been used for more than 2 weeks, or when the inhaler has been dropped. To prime, release 4 sprays into ...