Asthma inhalers are hand-held devices that allow you to inhale a dose of medication to treat asthma symptoms. There are many types of asthma inhalers. They differ in whether they're used for quick ...

Over-the-counter (OTC) inhalers are not approved for treating chronic obstructive pulmonary disease (COPD). Aside from the fact that they are ineffective for COPD, these inhalers can pose risks ...