Use of Galangal fruit and its extract in pharmacy
A technology of red cardamom and extract, which is applied in the field of traditional Chinese medicine, can solve problems such as adverse reactions and decline, and achieve the effects of low price, inhibition of 5α-reductase activity, and convenient administration
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Embodiment 1
[0025] The preparation of embodiment 1 red cardamom crude drug medicine
[0026] Take the original drug of red cardamom, that is, the dried and mature seed kernel of Alpinia galanga Willd. After purification, crush and sieve according to the conventional method, make red cardamom fine powder with a particle size of 60-80 mesh, sterilize, and pack Serve.
Embodiment 2
[0027] The preparation of embodiment 2 cardamom extract
[0028] Weigh 1000g of cardamom, extract three times with 90% ethanol, the amount of solvent is 8 times, 6 times, 6 times respectively, and the extraction time is 2 hours, 1 hour, 1 hour respectively. Combine the extracts and recover until there is no alcohol smell. Dry under reduced pressure at 50°C to obtain sample A. Weigh 50g of sample A and dissolve it with 150ml of distilled water. The aqueous solution was extracted with petroleum ether, diethyl ether, ethyl acetate, and n-butanol respectively with 3 times the volume, and the solvent was recovered under reduced pressure to obtain samples B (petroleum ether phase), C (ether phase), D (ethyl acetate phase), and E ( Butanol phase), F (water phase). The above-mentioned extraction solvents can be selected and used in combination with different organic solvents as required.
Embodiment 3
[0030] Weigh 1000 g of cardamom, extract three times with 30% ethanol, the amount of solvent is 8 times, 6 times, 6 times respectively, and the extraction time is 2 hours, 1 hour, 1 hour respectively. Combine the extracts and recover until there is no alcohol smell. The red cardamom extract was invented by drying under reduced pressure at 50°C.
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