Pharmaceutical composition for treating qi deficiency and blood stasis type ischemic stroke restoration stage and sequelae of ischemic stroke and preparation method, preparation and application thereof
A technology for ischemic stroke, qi deficiency and blood stasis, applied in the field of medicine, can solve the problems of complex composition, dysfunction, long-term neurological function, etc.
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[0018] The preparation method of the pharmaceutical composition for treating qi deficiency and blood stasis type ischemic stroke convalescence and its sequelae according to the present invention includes the steps of extraction, concentration and drying, specifically comprising:
[0019] A. Extraction: Mix the raw materials in the formula ratio, add water with a total weight of 3~8 raw materials, extract 2~4 times at a temperature of 40~80°C, each time for 2~8h, filter, and combine the filtrates to obtain the extract a;
[0020] B. Concentration: Concentrate the extract a under reduced pressure to a relative density of 1.01-1.03 to obtain the extract b;
[0021] C. Drying: dry the extract b at low temperature until the water content is 5-8%, pulverize and sieve to obtain the target pharmaceutical composition for treating ischemic apoplexy of Qi-deficiency and blood-stasis type in the recovery period, ie sequelae.
[0022] 6. The preparation method according to claim 5, charact...
Embodiment 1
[0029] Weigh 180g of Radix Astragali, 120g of Panax notoginseng, and 80g of Earthworm, crush them through a 10-mesh sieve, add water with a weight of 3, extract twice at a temperature of 80°C, each time for 2h, filter, combine the filtrates to obtain an extract, and reduce the extract to Concentrate under pressure to a relative density of 1.01 to obtain an extract; dry the extract at low temperature to a water content of 8%, and crush it through a 100-mesh sieve to obtain a pharmaceutical composition for treating the sequelae of ischemic stroke of the Qi-deficiency and blood-stasis type.
Embodiment 2
[0031] Weigh 200g of astragalus, 150g of notoginseng, and 100g of earthworm, crush them through a 10-mesh sieve, add water with a weight of 8, extract 4 times at a temperature of 40°C, filter every 8h, combine the filtrates to obtain an extract, and decompress the extract Concentrating to a relative density of 1.03 to obtain an extract; drying the extract at low temperature to a water content of 8%, pulverizing and passing through a 200-mesh sieve to obtain a pharmaceutical composition for treating the sequelae of ischemic stroke of the Qi-deficiency and blood-stasis type.
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