Objective To explore the modified Shenfu Jiangling decoction on the expression of serum IL-4, IFN-γ and IL-8 of patients with cough variant asthma in perimenopausal period. Methods 80 patients with cough variant asthma in perimenopausal period were randomly divided into the observation group (40 cases) and control group (40 cases). The obsevation group was treated with modified Shenfu Jiangling decoction, while the control group was treated with aminophylline sustained-release tablets combined with ketotifen tablets, continious treatment for 3...