The present invention relates to a hypertension treatment. More particularly, the present invention relates to combination of four herbs' extract including 95% ethanolic extract of U. rhynchophylla (UR95), 95% ethanolic extract of P. thomsonii (PT95), 95% ethanolic extract of P. notoginseng (PN95), and 50% ethanolic extract of A. orientale (AO50) in particular range of ratio (known as F1 ratio), and all the raw herbs were then extracted in total by using 50% ethanol (known as F1-2) for use in a medicament for treating hypertension and hypertension-related complications and a composition thereof.