First, overview: medulla tetrapanacis, the name of traditional Chinese medicine. It is the dry pith of medulla tetrapanacis. ) K. Koch, Araliaceae. Cut the stem in autumn, cut it into sections, take out the pith when it is fresh, straighten it and dry it in the sun.
Second, the product is cylindrical, with a length of 20 ~ 1000px and a diameter of1~ 62.5px. The surface is white or light yellow with shallow longitudinal grooves. Light, soft, slightly elastic, easy to break, flat section, silvery white luster, hollow or translucent film in the middle, 0.3 ~ 12.5px in diameter, stepped longitudinal section, and rare solid. A slight breath, a faint taste.
3. Tetramedulla Tetrapanacis, alias Cuoto, Lilian, Huokang, Shang Yi and Huahua, is the stem pith of Araliaceae. The pith is cylindrical, generally 0.3 ~ 0.6m long and1.2 ~ 3cm in diameter. Clean white with horizontal and vertical grooves. Light, soft, elastic, easy to break, flat section, with a hollow or white translucent film with a diameter of 0.5 ~ 1.5 cm in the middle. The outer ring is silvery white, with layers of diaphragms in the longitudinal section, odorless and tasteless. It is best to be white, hollow and elastic. Distributed in Jiangsu, Hubei, Sichuan, Guizhou, Yunnan and other places.
4. Akebia Akebia trifoliata, formerly known as Akebia trifoliata, is a diuretic and dampness-permeable drug, which can induce diuresis and relieve stranguria. At present, Akebia Akebia, Akebia Akebia (Akebia Akebia) and Akebia Akebia are widely used in China market. Akebia pentaphylla and Akebia trifoliata are used in Japan. Akebia manshuriensis and Akebia manshuriensis (Akebia manshuriensis in Taiwan Province Province) are widely used in the market of Taiwan Province Province. Akebia Akebia was once used as a substitute in mainland China, but it was banned because of its toxicity.
5. From Compendium of Materia Medica. Herbal supplement: a perfect tree, born on the hillside. The leaves are like hemp, the heart is pithy, light and lovely, and the women workers take the ornaments. Erya is far from the south and vivid. A cloud herb, produced in the south of the Yangtze River, is mainly used to treat diseases, which is Cao Tong in today's customs. Tetrapanacis medullaris is a traditional Chinese medicine for promoting diuresis and eliminating dampness, and its main indications are: dampness, warm urine, astringent gonorrhea, edema, short and red urine, and milk obstruction.
6. Tetramedulla Tetrapanacis is the stem pith of Araliaceae, which belongs to the lung and stomach meridian, and it is beneficial and snobbish; Breastfeeding is used for astringent stranguria; Poor urination; Edema; Jaundice; Damp-heat disease; Urine is short and red; Less postpartum milk; Menopause; Take it off.