Grinding reagents-melon skin

【Pinyin name】 Guā Lóu Pí

【English name】 PERICARPIUM TRICHOSANTHIS

[Source] This product is the dried and ripe peel of Cucurbitaceae Trichosanthes kirilowii Maxim. Or Trichosanthes rosthornii Harms. Pick the ripe fruit in autumn, cut open, remove the flesh and seeds, dry in the shade.

【Properties】 This product is often cut into 2 to several petals, with the edges curled inwards, 6 to 12 cm long. The outer surface is orange-red or orange-yellow, shrunken, and some have residual fruit stems; the inner surface is yellow-white. It is brittle and easy to break. With caramel gas, light taste, slightly sour.

[Identification] Take this product, dry it at 60 ℃, crush it, take about 2g of coarse powder, add 20ml of ethanol, sonicate for 15 minutes, filter, evaporate the filtrate, and add 2ml of methanol to dissolve the residue as the test solution Another 2g melon skin control medicinal material was used to prepare a control medicinal solution in the same way. According to the thin layer chromatography (Appendix Ⅵ B) test, draw 5 μl of each of the above two solutions, respectively, and spot them on the same silica gel G thin layer plate, using petroleum ether (60 ～ 90 ℃) -ethyl acetate (4: 1) as Expanding agent, unfold, take out, dry, spray with 5% vanillin sulfuric acid solution, and heat until the spots are clear. In the chromatogram of the test product, the spots of the same color are displayed on the corresponding position of the chromatogram of the control medicinal material.

【Processing】 Wash, dry, shred and dry.

【Sexual flavor】 Sweet and cold.

【Missing】 Return to the lung and stomach.

【Functional Indications】 Clear heat and phlegm, and breathe well. It is used for phlegm-heat cough and chest tightness.

【Usage and dosage】 6 ～ 9g.

[Note] It is not suitable to be used with aconite medicinal materials.

[Storage] Store in a cool and dry place to prevent mildew and moth.

[Excerpt] "Chinese Pharmacopoeia"

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