Preparation method of pharmaceutical composition for improving safety of compound ginseng injection
An injection and safety technology, applied in the field of medicine, can solve the problems of polysorbate 80 being easily rancid, accelerating the pH value of the liquid medicine, and decreasing the pH value of the solution, and achieving the effects of improving safety, good safety and high dosage
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Embodiment 1
[0026]
[0027] Preparation method: decoct ginseng and red ginseng in water twice, each time for 2 hours, combine the decoction, filter, and concentrate the filtrate under reduced pressure to a relative density of 1.27-1.30 (80°C), let it cool, add ethanol to reduce the ethanol content 65%, stand overnight, filter, the filtrate recovers ethanol under reduced pressure and concentrates to a relative density of 1.30 (80°C), adds 3 times the amount of water, stirs thoroughly, refrigerates for 48 hours, filters, and concentrates the filtrate to relative density under reduced pressure. The density is about 1.15 (80°C), and the liquid medicine is ready for use; Dijincao is decocted twice with water, 1 hour each time, the decoction is combined, filtered, and the filtrate is concentrated to a relative density of 1.25-1.30 (80°C), and allowed to cool , add ethanol so that the ethanol content is 65%, let it stand overnight, filter, the filtrate is concentrated under reduced pressure to...
Embodiment 2
[0029]
[0030] Preparation method: decoct ginseng and red ginseng in water twice, each time for 2 hours, combine the decoction, filter, and concentrate the filtrate under reduced pressure to a relative density of 1.27-1.30 (80°C), let it cool, add ethanol to reduce the ethanol content 65%, stand overnight, filter, the filtrate recovers ethanol under reduced pressure and concentrates to a relative density of 1.30 (80°C), adds 3 times the amount of water, stirs thoroughly, refrigerates for 48 hours, filters, and concentrates the filtrate to relative density under reduced pressure. The density is about 1.15 (80°C), and the liquid medicine is ready for use; Dijincao is decocted twice with water, 1 hour each time, the decoction is combined, filtered, and the filtrate is concentrated to a relative density of 1.25-1.30 (80°C), and allowed to cool , add ethanol so that the ethanol content is 65%, let it stand overnight, filter, the filtrate is concentrated under reduced pressure to...
Embodiment 3
[0032]
[0033]Preparation method: decoct ginseng and red ginseng in water twice, each time for 2 hours, combine the decoction, filter, and concentrate the filtrate under reduced pressure to a relative density of 1.27-1.30 (80°C), let it cool, add ethanol to reduce the ethanol content 65%, stand overnight, filter, the filtrate recovers ethanol under reduced pressure and concentrates to a relative density of 1.30 (80°C), adds 3 times the amount of water, stirs thoroughly, refrigerates for 48 hours, filters, and concentrates the filtrate to relative density under reduced pressure. The density is about 1.15 (80°C), and the liquid medicine is ready for use; Dijincao is decocted twice with water, 1 hour each time, the decoction is combined, filtered, and the filtrate is concentrated to a relative density of 1.25-1.30 (80°C), and allowed to cool , add ethanol so that the ethanol content is 65%, let it stand overnight, filter, the filtrate is concentrated under reduced pressure to ...
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