Bronchial asthma is a common disease and frequently encountered disease of respiratory apparatus. It has very complex mechanism and multiple inducing factors. This study will focus on a new Chinese therapy on Bronchial asthma, analyzing the treatment mechanism of internal and external use, based on Traditional Chinese Medicine (TCM) theory and clinical practice. The study will also investigate the efficacy of the Chinese drugs and treatments on Bronchial asthma, and provide an effective therapy for this disease.

Inclusion Criteria:

• Age between 18 to 65 years old;
• Patients with mild-to-moderate bronchial asthma on attacking stage;
• Without cardiopulmonary or other complications;
• To comply with the diagnostic standard of bronchial asthma in western medicine and TCM syndrome differentiation;
• Informed consent form is required to be signed.

Exclusion Criteria:

• Older than 65 years or younger than 18 years old;
• Pregnant woman or suckling period woman;
• Patients combine serious primary disease in liver, renal, cardiovascular and cerebrovascular, hemopoietic system diseases,or psychosis.
• Severe levels of disease is between severe and critical extent. Combine Pulmonary Heart Disease or respiratory failure;
• Irritable the physique, or allergic to the given composition of drugs in this research;
• Patients who are in the process of other clinical research.