Cockscomb flower
1、 Pharmacopoeia standard of cockscomb         This product is the dried inflorescence of Amaranthaceae plant celA cristoto L. The flowers are harvested in full bloom in autumn and dried in the sun.
        [character]   . The surface is red, purplish red or yellowish white. Most florets are densely distributed below the middle part, and the bracts and perianth segments of each flower are membranous. The fruit cap is cracked, and the seeds are oblate, kidney shaped, black, and shiny. It is light and flexible. The air is weak and the taste is light.
        [identification]   Take 2G of this product, cut it into pieces, add 30ml of ethanol, heat and reflux for 30 minutes, filter, evaporate the filtrate, add 2ml of ethanol to dissolve the residue, and use it as the test solution. Another 2G of Celosia cristata control medicinal material was taken, and the control medicinal material solution was prepared by the same method. According to the test of thin-layer chromatography (general rule 0502), suck 2 μ l of each of the above two solutions, dot them on the same silica gel G thin-layer plate, use cyclohexane acetone (5:1) as the developing agent, develop, take out, dry, spray with 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.
        [check]   Moisture   Not more than 13.0% (the second method of general rule 0832).
        Total ash   Not more than 13.0% (general rule 2302).
        Acid insoluble ash   .
        ; According to the hot leaching method under the determination method of water-soluble extract (general rule 2201), water as solvent shall not be less than 17.0%.
        Decoction pieces
        [processing]   Cockscomb   Remove impurities and residual stems and cut into segments.
        . Flat, and some are chicken crowns. The surface is red, purplish red or yellowish white. Black oblate kidney shaped seeds can be seen. The air is weak and the taste is light.
        Cockscomb charcoal   . This product is shaped like cockscomb flower. The surface is dark brown, and the interior is scorched brown. Black seeds are visible. It has scorched aroma and bitter taste.
        ; No less than 16.0% of the same medicinal materials.
        [identification]   .
        [nature, taste and meridian tropism]   Sweet, astringent, cool. Return to liver and large intestine channels.
        ; Convergence, hemostasis, tourniquet and dysentery. For hematemesis, metrorrhagia, hematochezia, hemorrhoids, red leucorrhea, lasting pain.
        [usage and dosage]     6～12g。
        ; Place in a ventilated and dry place.


2、 Chemical constituents of cockscomb flower
Flower containsKaempferitrin (kaempferitrin)、 AmaranthinD-pinitol (d-pinite) and a large amount of potassium nitrate; . The seed contains 12.8% fatty oil, and the fatty acid composition is: trace amount of cinnamic acid,Myristic acid0.1%，palmitic acid8.7%, stearic acid 1.3%, arachidic acid trace, sorbic acid 0.7%, tetracosanoic acid 0.5%, hexadecanoic acid trace 51.5%, eicosenoic acid 0.1%,Sinapic acid1.9%, tetracosaenoic acid 0.1%, linoleic acid 32.9%, linolenic acid 2.6%.

3、 Pharmacological effects of cockscomb flower
The test tube method proved that the decoction had a good effect on Trichomonas vaginalis, and the worm body disappeared after 5-10 minutes of contact with the drug solution. When 10% of the decoction was put in the test tube and the same amount of vaginal Trichomonas culture solution was added, the body became round and the activity was weakened at 30 minutes, and most of the body disappeared at 60 minutes; If the concentration of the precursor is 20%, the worm will disappear in 15 minutes. ; 20% decoction can make the worm disappear in 5-10 minutes. The 10% injection of this product has mid-term labor induction effect on pregnant mice, pregnant guinea pigs, rabbits and other intrauterine administration.