Randomized controlled trial on treatment of bronchial asthma of qi-deficiency cold syndrome type by pingchuan yiqi granule.

Objective: To evaluate the effect and safety of Pingchuan Yiqi Granule in treating bronchial asthma of qi-deficiency cold syndrome type (BS-QDC).

Methods: With the randomized, positive agent parallel controlled design adopted, the 80 subjects enrolled were assigned in the ratio of 3:1 to two groups, the 60 patients in the trial group were treated with PYG and the 20 in the control group treated with Ruyi Dingchuan Pill (RDP), with the therapeutic course consisting of 7 days for both groups. The clinical effects, effects on TCM syndrome and the changes of lung function after treatment were observed.

[A randomized controlled trial of Yiqi Pingchuan Granule in treating acute attack of bronchial spasm due to asthma of qi deficiency and cold syndrome].

Objective: To evaluate the safety and efficacy of Yiqi Pingchuan Granule in treating acute attack of asthma due to qi deficiency and cold syndrome.

Methods: A randomized controlled trial was conducted. A total of 80 patients with an acute attack of asthma were included.