Danshen according to the origin, quality and other differences, the price also varies, the price of a catty is about 40 ~ 60 yuan, the specific price to the local selling price shall prevail. Danshen has a bitter flavor, slightly cold, into the heart meridian, liver meridian, generally can be used internally and externally. Danshen belongs to the blood circulation and eliminate blood stasis (promote blood circulation, eliminate blood stasis in the body) medicine, the family for the Labiatae plant Danshen dry roots and rhizomes. Dan Shen has the effects of removing blood stasis and relieving pain, activating blood circulation, clearing the heart and removing vexation (clearing the vexation and heat in the heart). It can be used for treating disturbed heart and insomnia, irregular menstruation, sores, swelling and pain, dysmenorrhea, obstruction of menstruation, obstruction of the masses in the abdomen (the appearance of tangible or invisible lumps in the abdomen, with a feeling of distension and pain), and coercion pain in the epigastrium (abdomen) (pain in the area of coercion and ribs), and other conditions. Salvia divinorum is cold in nature and should not be used with quinine (藜芦), as it is used with caution for those who have deficiency of cold in the spleen and stomach (脾胃虚寒). If necessary, please use it under the guidance of a professional Chinese medicine practitioner and not on your own.