Novel application of Chinese pulsatilla root
A technology of pulsatilla and form, applied in the field of medicine, can solve problems that have not yet been reported on the research of pulsatilla
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Embodiment 1
[0016] The preparation of embodiment 1 pulsatilla extract
[0017] Take Pulsatilla pulsatillae medicinal material, extract twice with 10 times the amount of water, 2.0 hours each time, filter the extract, combine the filtrates, concentrate under reduced pressure to a thick paste with a relative density of 1.48g / mL, and set aside.
Embodiment 2
[0018] The preparation of embodiment 2 pulsatilla extract
[0019] Pulsatilla pulsatillae medicinal material was ultrasonically extracted twice with 70% ethanol for 40 minutes each time, the extract was filtered, the filtrates were combined, ethanol was recovered, dried under reduced pressure, and set aside.
Embodiment 3
[0020] The preparation of embodiment 3 pulsatilla extract
[0021] Pulsatilla pulsatillae medicinal material was ultrasonically extracted twice with 70% ethanol for 40 minutes each time, the extract was filtered, concentrated under reduced pressure until it had no alcohol smell, and then extracted sequentially with petroleum ether, chloroform, ethyl acetate and n-butanol respectively to obtain Petroleum ether extract, chloroform extract, ethyl acetate extract, n-butanol extract.
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