Hypertension is often attributed to "headache"and "dizziness"for treatment based on syndrome differentiation in traditional Chinese medicine（ TCM）. However

as a chronic disease

simple syndrome differentiation and treatment could not build TCM theoretical system of hypertension. Therefore

based on "classification-stagesyndrome"thought and practical analysis of out-patient medical cases

the "classification-stage"scheme of hypertension was preliminarily constructed. Based on "state-target-origin-result"strategy

the etiology

pathogenesis

key points of syndrome differentiation of hypertension with 4 types of excessive water

excessive fire

cold congealing

and kidney deficiency were summarized. Meanwhile

it is proposed that Dachaihu Decoction（ 大柴胡汤）

Gegen Decoction（ 葛根汤）

Danggui Shaoyao Powder（ 当归芍药散） and other"target formula"for regulating the internal environment of patients with hypertension

as well as antihypertensive "target drugs"such as Xiakucao（ Spica Prunellae）

Poria

Chongweizi（ Fructus Leonuri）

Niuxi（ Radix Achyranthis Bidentatae）

Tianma（ Rhizoma Gastrodiae）

and Gegen（ Radix Puerariae）.