Su tou

Su tou

(records of Sichuan Traditional Chinese Medicine)

[synonym] zisudou.

[source] it is the root and old stem near the root of Perilla frutescens or Perilla frutescens. For details of plant morphology, please refer to "perilla leaf" and "perilla seed".

[collection] harvest in autumn, pull up the whole plant of Perilla frutescens or Perilla frutescens, cut the root, shake the sediment and dry in the sun.

[herbal medicine] the dry root head has fibrous roots, but the ends are mostly broken. The aboveground stem is about 3-5 cm long, and the white pith can be seen from the section of the incision. It has the aroma of perilla, but not very strong. Old stem, big head, few fibrous roots and fragrant air are the best.

Produced in Sichuan, Hunan, Jiangsu and other places.

[processing] soften with water, slice and dry in the sun.

[nature and taste] "Diannan Materia Medica" is spicy, warm and non-toxic. "

[Guijing] Sichuan records of traditional Chinese medicine: "entering the lung and spleen meridians. "

[functions and indications] ① in the South Yunnan materia medica: "wash sore, remove wind. "

② Sichuan Traditional Chinese medicine annals: "dispelling wind, dispersing cold, eliminating phlegm and reducing Qi. It is used to treat cough, adverse upper Qi, chest diaphragmatic phlegm, dizziness, body pain, nasal obstruction and runny nose. "

[usage and dosage] oral: decoction, 2-4 yuan. External use: wash with boiling water.

[taboo] records of Sichuan Traditional Chinese medicine: "it should not be used when there is no external feeling. "

Chinese PinYin : Su Tou