Pericarpium trichosanthis
1、 Pharmacopoeia standard of pericarpium trichosanthis       . The ripe fruits are picked in autumn, opened, removed from the pulp and seeds, and dried in the shade.
      ; The inner surface is yellowish white. It is brittle and easy to break. With caramel gas, it tastes light and slightly sour.
      [identification] (1) the powder of this product is yellowish brown or yellowish brown. There are many stone cells, several in groups or scattered individually, yellowish green or light yellow, square like, round polygonal, and the pore groove is fine and obvious. The epidermal cells of pericarp are square or polygonal in appearance, and the thickness of pericarp wall is different; The stomata are adventitious or nearly annular, and there are 4-7 accessory guard cells.
      (2) Take this product, dry it at 60 ℃, smash it, take 2G of crude powder, add 20ml of ethanol, sonicate for 15 minutes, filter it, evaporate the filtrate, add 2ml of methanol to dissolve the residue, and use it as the test solution. Another 2G of Trichosanthes pericarp was taken as the control medicine, and the control medicine solution was prepared by the same method. According to the test of thin-layer chromatography (general rule 0502), suck 5 µ l of each of the above two solutions, dot them on the same silica gel G thin-layer plate, use petroleum ether (60 ～ 90 ℃) - ethyl acetate (4:1) as the developing agent, develop, take out, air dry, spray 5% vanillin sulfuric acid solution, heat until the spots are clear. In the chromatogram of the test sample, spots of the same color appear on the corresponding position of the chromatogram of the control medicinal material.
      Decoction pieces
      [processing] wash, air slightly, shred and dry.
      [nature, taste and meridian tropism] sweet, cold. Return to lung and stomach channels.
      . For phlegm heat cough, chest tightness and flank pain.
      [usage and dosage] 6 ～ 10g.
      .
      [storage] store in a cool and dry place to prevent mold and moth.


2、 Chemical constituents of pericarp of Trichosanthes kirilowii (Lour.) Makino (Lour.) Makino (Lour.) Makino))))))))))))))))the chemical constituents of the peel of trichosant
Trichosanthes pericarp contains saponins, organic acids, resins, etc. [3].

3、
1. Trichosanthes kirilowii skin for the treatment of febrile disease at the beginning, hot and heavy cough: Trichosanthes kirilowii skin, almond, Peucedanum, cicada coat, vigorously seed, licorice. Decoct soup. (< Sichuan annals of traditional Chinese medicine >)  
2. Trichosanthes peel for treatment of tooth pain: Trichosanthes peel, exposed hive, ash burning and tooth brushing; Gargle with Decoction of aconite root, wattle root and scallion root. (< effective prescription of Shiyi >)  
3. . The upper part is the fine end. For each serving of one or two yuan, mix it with warm wine or thick ginger soup; Even with half money, you can also get it by soaking up the saliva and swallowing it. Regardless of the time, you can take it three or two times a day. (< Royal medicine hospital > Fasheng powder)  
4. Trichosanthes peel for treating swelling and pain of breast carbuncle: four coins for Trichosanthes peel and five coins for dandelion. Decoct soup. ;
5. Trichosanthes peel for chest pain and rib pain: four coins of Trichosanthes peel (five coins for chest pain with Allium macrostemon, three coins for rib pain with sponge gourd, one and five cents for Fructus aurantii). Decoct soup. ;
6. Trichosanthes pericarp is used to treat lung heat cough, cough and spit yellow sputum or thick sputum, and lung carbuncle: Trichosanthes pericarp has two to four coins, Folium Isatidis has three coins, wax gourd seed has four coins, raw Yiren has five coins, and Qianhu has one and five cents. Decoct soup. ;