Instructional Videos Make an Appointment Ask a Question Search Conditions Watch instructional videos that demonstrate how to properly use inhaled medications for asthma and other lung diseases. Metered-Dose Inhaler (Open Mouth Technique) Metered-Dose Inhaler (Closed Mouth Technique) Aerochamber® Aerochamber® with Mask Autohaler® Aerolizer® Diskus® Ellipta™ Flexhaler® Handihaler® Neohaler® Pressair™ Twisthaler® Using a Nebulizer Using a Nebulizer with a Mask Using a Respimat