The purpose of this study is to determine whether treatment with Symbicort for 12 weeks will improve lung function and symptoms of adults and adolescents with asthma.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Enrollment
615
Change from start of treatment in evening pre-dose FEV1
Time frame: 2, 6 and 12 weeks after starting treatment
Change from before treatment in lung function, symptoms, use of rescue medication and patient-physician reported outcomes
Time frame: Daily
Investigate safety profile of Symbicort and budesonide
Time frame: Before and 2, 4, 12 weeks after start of treatment and 1 week after end of treatment
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