Huangjing is a plant of the genus Vitex in the Verbenaceae family; its roots, stems, leaves, and fruits (huangjingzi) are used medicinally. Among these, the roots and stems of Huangjing have a bitter and slightly pungent taste and a neutral nature. They are effective in clearing heat, relieving coughs, resolving phlegm, and stopping malaria, and are primarily used to treat bronchitis, malaria, and hepatitis; The leaves of Huangjing have a bitter taste and a cool nature; they clear heat, relieve exterior symptoms, resolve dampness, and arrest malaria. When taken internally, they can treat colds, enteritis, dysentery, malaria, and urinary tract infections; when applied topically, they can treat eczema, dermatitis, and athlete’s foot;Huangjing seeds have a bitter and pungent taste and a warm nature. They are effective in relieving coughs and wheezing, as well as regulating qi and alleviating pain. They are primarily used to treat coughs, asthma, stomach pain, indigestion, enteritis, and dysentery.