It is believed that

qi

and blood disharmony is the key pathogenesis of essential hypertension， for which mildly regulating

qi

and blood is recommended. According to the different pathological states and related causes of

qi

and blood disorders， essential hypertension can be divided into five syndrome types for differentiation and treatment. In terms of blood deficiency and liver constraint， it is recommended to nourish the blood and soften the liver， rectify

qi

to resolve constraint， using

Xiao Yao Powder

（逍遥散） or self-made

Qihua Jieyu Decoction

（七花解郁汤）. For

qi

stagnation and blood stasis， the method of regulating

qi

and harmonizing blood， dissol

ving stasis and unblocking collaterals should be used， with self-made

Guitao Tongluo Decoction

（桂桃通络汤）. For phlegm-dampness internal obstruction， it is recommended to move

qi

and promote urination， dissolve phlegm and eliminate dampness， using self-made

Zhuanqi Sanzhuo Formula

（转气散浊方）. For binding of phlegm and stasis， dissolving phlegm and dispelling stasis， dredging the bowels and directing the turbid downward is advised， and self-made

Sanren Tiaozhi Formula

（三仁调脂方） can be used. In terms of deficiency of both

qi

and blood， it is recommended to boost

qi

and nourish blood， supplement deficiency and consolidate the root， using

Gui Pi Decoction

（归脾汤） or self-made

Shenqi Zaizao Decoction

（参芪再造汤）.