Gongyanping vaginal drug delivery semisolid preparation, preparation method and application thereof
A vaginal administration, semi-solid technology, applied in the field of medicine, can solve the problems of restricting wide application, irritation of gastric mucosa, drug effect destruction, etc., and achieve high bioavailability, less irritation, and strong pertinence
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[0045] The embodiment of the present invention also provides a preparation method of Gongyanping semi-solid preparation for vaginal administration, which includes the following steps:
[0046] Preparation of S1 Gongyanping dry extract powder:
[0047] S101 Decoction: Take Diren, Liangmianzhen, Angelica, Wuzhi Maotao, and Chuanposhi five flavors of traditional Chinese medicine decoction pieces, add water to decoct 2 to 4 times, each time for 1 to 2 hours, and the amount of water added each time is 6 to 10 times the weight of the medicinal materials , filter the decoction, combine the filtrate, and set aside. Among them, the Chinese medicine decoction pieces are dried whole herbs of traditional Chinese medicine, and the weight ratio of Diren decoction pieces, Liangmianzhen decoction pieces, Angelica decoction pieces, Wuzhi Maotao decoction pieces and Chuanposhi decoction pieces is 8-10:3-4:2.2-3:2:2.2-3 , preferably 45:17:14:10:14.
[0048] S102 Concentration and alcohol preci...
Embodiment 1
[0065] This embodiment provides a Gongyanping vaginal suppository, which is prepared by the following preparation method:
[0066] Take 450g of Diren decoction pieces, 170g of Liangmianzhen decoction pieces, 140g of Angelica decoction pieces, 100g of Wuzhi Maotao decoction pieces, 140g of Chuanposhi decoction pieces, and five traditional Chinese medicines. Decoct 3 times, the first time for 2 hours, the second time for 2 hours, the third time 1 hour, adding water each time is 10 times the weight of the medicinal materials, filtering the decoction, combining the filtrates, and concentrating under reduced pressure at 70°C to form an extract with a relative density of 1.25. Add absolute ethanol until the ethanol content therein reaches 50%, and let it stand for 24 hours to obtain a medicinal solution. Filter the medicinal liquid, recover ethanol under reduced pressure, and concentrate to a thick paste (55-60° C.) with a relative density of 1.32-1.36. The thick paste was dried in...
Embodiment 2
[0093] This embodiment provides a Gongyanping vaginal suppository, which is prepared by the following preparation method:
[0094] Take 450g of Diren decoction pieces, 170g of Liangmianzhen decoction pieces, 140g of Angelica decoction pieces, 100g of Wuzhi Maotao decoction pieces, 140g of Chuanposhi decoction pieces, and five traditional Chinese medicines. Decoct 3 times, the first time for 2 hours, the second time for 2 hours, the third time 1 hour, adding water each time is 10 times the weight of the medicinal materials, filtering the decoction, combining the filtrates, and concentrating under reduced pressure at 65°C to form an extract with a relative density of 1.25. When the temperature of the extract drops to about 25°C, Add absolute ethanol until the ethanol content therein reaches 50%, and let it stand for 24 hours to obtain a medicinal solution. Filter the medicinal liquid, recover ethanol under reduced pressure, and concentrate to a thick paste (55-60° C.) with a rel...
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