Objective To discuss the influence of the therapy of strengthening healthy qi, resolving stasis and relieving asthma on plasma endothelin (ET), tumor necrosis factor-α (TNF-α) and immunity in children with asthma attacks. Method To divide randomly 95 children with asthma attacks into the treatment group and the control group. The treatment group (n=49) was treated with the therapy of strengthening healthy qi, resolving stasis and relieving asthma and inhaled seretide, and the control group (n=46), inhaled s...