experimental group:Qinggan hypotensive capsule

Qinggan Jiangya Capsule in the treatment of primary hypertension (grade 1-2) (anger hyperactivity liver kidney yin deficiency syndrome) the single arm, open, multicenter clinical trial

Qinggan Jiangya capsule with songlingxuemaikang capsule in the treatment of primary hypertension (grade 1-2) (anger hyperactivity liver kidney yin deficiency syndrome) randomized, double-blind, multicenter clinical trial