A total of 120 patients with secondary non-consolidated kidney qi PE were randomly assigned to groups A ( aged [ 35.5 5.4 ] yr ) , B ( aged [ 36.2 5.7 ] yr ) , and C ( aged [ 35.2 5.3 ] yr ) in the ratio of 1:1:1 to receive Qilin Pills ( once 6 g , bid ) , sertraline ( once 50 mg , qd ) , and Qilin Pills plus sertraline , respectively , all for 4 weeks .