Identification of Eclipta
Herbal identification 1. Take this product, after soaking in water, smashing its stems and leaves, showing dark green. 2. The surface of the product leaves: Non-glandular hairs are mostly 3 cells, 260 ~ 700μm long, the base cells are slightly enlarged, the central cells are longer, the walls are thickened, there are obvious verrucous processes, the top cells are sharp and short, nearly triangular. Infinitive stomatal style, 3 to 4 defensive cells. 3. Take this product powder 1g, add ethanol 20ml, soak 2 hours, sonicated for 30 minutes, filtered, the filtrate evaporated, the residue was dissolved in 1ml of anhydrous ethanol, as the test solution. Another reference herb, Eclipta Herba, was prepared as a reference drug solution. According to thin layer chromatography (Appendix VI B) test, 4 μl of each of the above two solutions were pipetted on the same silica gel G plate, and n-hexane-ethyl acetate (9:1) was used as a developing agent to develop and remove the solution. , dry, set the UV lamp (365nm) view. In the chromatogram of the test sample, the same fluorescent spot was observed at the position corresponding to the chromatogram of the reference drug. Authenticity The Eclipta, also known as Eclipta prostrata and Houttuynia, is a full-grained plant for the Asteraceae plant. Each year, the entire grass is cut in summer and autumn to remove sediment, dried or dried. Eclipta Can be used as medicine. Its cool nature, sweet and sour, with the effect of cooling blood to stop bleeding, Bushenyijing, often used to treat vomiting blood, blood stasis, hematuria, blood in the stool, blood stasis, knife wound bleeding, premature graying, diphtheria, turbidity, vaginal discharge, genitals Wet itchy embolism. The Chinese patent medicine “Two To Pills†is composed of two herbs, Eclipta and Ligustrum lucidum. On the market, the whole plant of the Rosaceae plant Potentilla impersonates the Eclipta, and attention should be paid when using it. Authentic Ink Eclipta: The whole dry grass is covered with white fur. After the Eclipta soaking in water, the stems and leaves are black. The smell of the gas is slightly fragrant and the taste is slightly salty. Counterfeit Potentilla pots: The stems are also cylindrical, but they are hollow, with grayish-green or yellow-green surfaces, and sometimes the tan brown roots are visible. Leaves also shrivelled, grayish green, abaxially sparsely finely hairy, integral basal leaves as simple as pinnate compound leaves, aggregated fruit oblate, spherical, 3 to 5 mm in diam., with base at base, achenes ovoid, minute, It is only one millimeter in diameter, yellow-green or light yellow-brown; there is no change in the black of the real product after soaking; the smell of gas is slight, no aroma, and taste is light. From the above three points, the authenticity of Ink Eclipta can be discerned. Clinical reports, with fresh ink Eclipta whole plant juice, plus the same amount of honey orally, treatment of diphtheria markedly effective; with Eclipta plus Rhizoma Imperatae injection, intramuscular or intravenous injection treatment of tuberculosis, can significantly improve the symptoms; Its decoction added brown sugar orally, to treat dysentery one dose began to bear fruit; with fresh ink eczema smashed and rubbed hands and feet into the water area, can prevent paddy dermatitis, and pseudo-products Potentilla potato does not have the above-mentioned effect, and the authentic and not The same family of plants, it can not be replaced by Eclipta medicine. Active Pharmaceutical Ingredient (API)
Active Pharmaceutical Ingredient (API)
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