BACKGROUND
Current asthma consensus guidelines recommend a series of criteria for determining whether asthma is controlled. It is not known whether physicians are using these criteria to assess treatment needs and how effective such assessments are compared with patient assessment of asthma
BACKGROUND
Measuring non-invasive exhaled biomarkers of inflammation may be important in monitoring asthma therapy.
OBJECTIVE
Evaluate exhaled nitric oxide with add-on leukotriene synthesis inhibitor in moderate-severe persistent asthmatics on combination controllers.
METHODS
In a non-randomized,