Objective To observe the clinical efficacy of jiajiaoyaosan combined with tadalafil in the treatment of liver-qi stagnation type impotence. Methods Between September 2018 and March 2019 in the first affiliated hospital of hunan medical university man presented the clinics of diseases with ease the premature ejaculation, 130 cases of patients, according to the random distribution is divided into control group, 65 cases of oral tadalafil,5 mg/night) and treatment group,65 cases (tadalafil +add xiaoyao powder), two groups of patients were 12 weeks of treatment, after treatment, observe and compar...