Inhalers work by depositing tiny particles of medication right onto the lungs. You may have heard that all inhalers should be used with a spacer, but not all inhalers are manufactured that way. Standard MDI’s should always be used with a spacer device. Most MDI’s and DPI’s (Dry Powder Inhalers) are meant to be inhaled slowly. Some products, such as Asmanex, are meant to be inhaled quickly. How are you to know, especially if you use several inhalers? If you search on the internet for ‘How to use an inhaler”, you will get a variety of techniques for each one. The best bet is to go onto the manufacturer’s website and watch their videos. The most common mistakes I see are: Breathing in too fast, loading multiple doses at a time, and using inhaled corticosteroids multiple times a day without rinsing after use.
Here are some of the top sites for inhaler instructions: