An inhaler is a hand-held medical device used to deliver medication into your lungs. Inhalers are mostly used for the treatment of asthma and chronic obstructive pulmonary disease (COPD).
How to Use Your Inhaler
By Michael Bihari, MD, About.com
Updated: May 14, 2008
About.com Health's Disease and Condition content is reviewed by Rich Fogoros, MD
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