Pharmaceutical composition and preparation method thereof
A composition and drug technology, applied in the directions of pharmaceutical formulations, non-active ingredients of polymer compounds, plant raw materials, etc., can solve the problems of low dissolution rate of active ingredients, affecting absorption and utilization, clinical efficacy, and long production cycle, and achieving dissolution rate. and improved bioavailability, generally good clinical response, and improved bioavailability
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Embodiment 1
[0061] Enumerate embodiment below, further illustrate the present invention, each embodiment is only for illustrating the present invention, does not limit the present invention: Embodiment 1 (prescription originates from Liuwei Dihuang Wan)
[0062] Prescription: Rehmannia glutinosa 160g, dogwood 80g, peony bark 60g
[0063] Yam 80g Poria 60g Alisma 60g
[0064] Preparation method: the above six flavors are coarsely crushed in series, passed through a 10-mesh sieve, and then pulverized in a vibrating ultrafine pulverizer for 10 minutes to obtain an ultrafine pharmaceutical composition. According to the conventional preparation technology of pharmacy, Liuwei Dihuang pills, Tablets and capsules.
Embodiment 2
[0065] Example 2 (prescription derived from Liuwei Dihuang Pills)
[0066] Prescription: with embodiment 1
[0067] Preparation method: decoct the above six flavors, Rehmannia glutinosa, Poria cocos, and Alisma alisma with water twice, filter the decoction, concentrate the filtrate, and dry to obtain dry cream powder for later use; coarsely grind dogwood, yam, and tree peony bark, and pass through 10 Mesh sieve, add lecithin 20g, chitosan 30g, low-substituted hydroxypropyl cellulose 10g, together with the above-mentioned dry paste powder, pulverize in a vibrating ultrafine pulverizer for 80 minutes to obtain an ultrafine pharmaceutical composition. Conventional preparation technology, prepared Liuwei Dihuang concentrated pills, tablets and capsules.
Embodiment 3
[0068] Embodiment 3 (prescription is derived from Liuwei Wan)
[0069] Prescription: Rehmannia glutinosa 160g, Schisandra chinensis 80g, yam 80g
[0070] Alisma 60g Moutan Cortex 60g Poria 60g
[0071] Preparation method: the above six flavors are coarsely crushed, passed through a No. 10 sieve, added 25g of lecithin, and pulverized together in a vibrating ultrafine pulverizer for 20 minutes to obtain an ultrafine pharmaceutical composition. According to the conventional preparation technology of pharmacy, the prepared Six-flavor concentrated pills, tablets and capsules.
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