RESUMO
Objective:To observe the role of Zhike Qingfei Oral Liquid in treatment of the airway inflammation of chronic obstructive pulmonary diseases(COPD).Methods:50 cases with COPD at stable stage were divided into a treatment group and a control group,25 cases in each.Patients in both groups were treated with conventional therapy,including oxygen therapy,cardiactonic diuresis and relieving cough and asthma,etc.Zhike Qingfei Oral Liquid was added to the patients,of the treatment group,20ml each time,3 times each day,for 6 weeks.Clinical scores,pulmonary function,cell count and classification,interleukin-8(IL-8)and tumor necrosis Factor-?(TNF-?)in the sputum before and after treatment were investigated.Results:In the treatment group.the clinical score,FEV_1 and FEV_1/FVC(%)improved significantly(P