Bufonin preparation for cancer treating
A technology of cinobufacin and preparations, applied in the field of medicine
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specific Embodiment approach : Embodiment 1
[0076] Specific embodiments: Example 1: Extraction of a cinobufacin preparation for treating cancer:
[0077] Take dry toad skin, wash it, add 4 times the amount of water and decoct 3 times, the first 45 hours, the second and third 30 minutes, combine the decoction, filter, concentrate the filtrate to a relative density of 1.0 (50 ℃), cool To 30°C, add ethanol to make the alcohol content reach 50%, stir well, let it stand at 10°C for 12 hours, take the supernatant to recover the ethanol until it has no alcohol smell, add ethanol to make the alcohol content reach 65%, stir well, 10°C Let it stand for 24 hours, filter, recover the ethanol until it has no alcohol smell, and concentrate it into a thick paste with a relative density of 1.10 (60°C), which is the dry toad skin extract.
Embodiment 2
[0078] Example 2: Extraction of a cinobufacin preparation for treating cancer:
[0079] Take dry toad skin, wash it, add 6 times the amount of water and decoct twice, the first time is 45 hours, the second time is 30 minutes, combine the decoction, filter, the filtrate is concentrated to a relative density of 1.15 (80°C), and cooled to 40°C, add ethanol to make the alcohol content reach 60%, stir well, let it stand at 5°C for 24 hours, take the supernatant to recover the ethanol until it has no alcohol smell, add ethanol to make the alcohol content reach 85%, stir well, 5 Stand at ℃ for 48 hours, filter, recover ethanol until it has no alcohol smell, and concentrate it into a thick paste with a relative density of 1.20 (60 ℃), which is the dry toad skin extract.
Embodiment 3
[0080] Example 3: Extraction of a cinobufacin preparation for treating cancer:
[0081] Take dry toad skin, wash it, add 8 times the amount of water and decoct once for 1 hour, combine the decoction, filter, concentrate the filtrate to a relative density of 1.4 (80°C), cool to 50°C, add ethanol to make the alcohol When the alcohol content reaches 85%, stir well, let it stand for 48 hours, take the supernatant to recover ethanol until it has no alcohol smell, add ethanol to make the alcohol content reach 85%, stir well, let stand at 5°C for 72 hours, filter, and recover ethanol to It has no alcohol smell and is concentrated into a thick paste with a relative density of 1.3 (60°C), which is to prepare dry toad skin extract.
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