Patent ID: 8425953

Claim:
A method of treating respiratory disease comprising the step of administering a composition consisting essentially of a combination of a Coptidis rhizoma extract and a ivy leaf extract as an active ingredient, wherein the weight ratio of the ivy leaf extract and the Coptidis rhizoma extract is 0.1:1 to 10:1 (the weight of the ivy leaf extract: the weight of the Coptidis rhizoma extract), wherein the respiratory disease is selected from the group consisting of pulmonary emphysema, bronchitis, asthma, chronic or acute bronchoconstriction, stridulus infant syndrome, chronic obstructive pulmonary disease, bronchial adenoma, solitary pulmonary nodule, pulmonary tuberculosis, pyothorax, pulmonary abscess, common cold, influenza, and pulmonary histiocytosis.