asthma
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: All patients must meet the diagnostic criteria of mild persistent asthma according to 2009 GINA guideline. The inclusion criteria were: symptoms appear once a week, but less than once a day; may affect the activities andsleep in the night, nocturnal symptoms appear twice a month but less than once a week; the FEV 1 >=80%, PEF rate 20% to 30%; Aged from 14 to 65. Corticosteroid-free or did not have Inhaled steroid in the past six months. All patients were voluntary, andpromised to finish follow-up visit.
Exclusion criteria
Exclusion criteria: have histories of severe organ dysfunction, use of corticosteroids (intravenous or oral corticosteroid, equivalent dose equal to prednisone>10mg approximately) in the past 4 week, have use long-acting oral b2-agonists or theophylline andleukotriene modifiers et al.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| FEV1;asthma control test;Asthma Quality of Life Questionnaire; | — |
Secondary
| Measure | Time frame |
|---|---|
| asthma control rate;sputum;Symptom score; | — |
Countries
China