Substituting one medication with the other “seems like ... commonly listed alternatives such as dry powder inhalers or breath ...

These are over-the-counter (OTC) and prescription medications that block histamine, a chemical that causes your body to develop allergic symptoms such as sneezing, itching, a runny nose ...

While quick-relief medicines can control your asthma symptoms, you may still need to take a preventative, long-term control medication to reduce the chronic inflammation that caused your symptoms.

Inhalers may be prescribed to people who have a variety of health conditions both chronic and acute, including asthma, chronic obstructive pulmonary disease (COPD), and bronchitis. If you're new ...