Adults between 18-80 years of age who currently use Advair, Symbicort, Dulera, AirDuo, or Breo on a daily basis and continue to have asthma symptoms.

Adults 18 years of age or older with a diagnosis of unexplained chronic cough (Chronic Refractory Cough) for at least 1 year.

Adults 18 years of age or older with a diagnosis of unexplained chronic cough (Chronic Refractory Cough) for at least 1 year.

Current or former cigarette smokers between the ages of 40-80 who currently use daily inhalers to control symptoms related to chronic obstructive pulmonary disease (COPD). Eligible COPD participants include those that have had 1 or more breathing flare-up(s), in the last 12 months, that were treated with oral steroids and/or antibiotics and/or hospitalization.

This study is seeking current or former cigarette smokers over the age of 40 with suspected or diagnosis of chronic obstructive pulmonary disease (COPD). Only individuals currently using Spiriva on a daily basis for the past 3 months may be eligible.