A kind of gel plaster for treating insomnia and preparation method thereof
A technology of gel and plaster, applied in the field of traditional Chinese medicine, to achieve high bioavailability, convenient use, and no liver and kidney side effects
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[0038] as attached figure 1 As shown, the preparation method of Yintang gel plaster provided by the embodiment of the present invention comprises the following steps:
[0039] S101, Extraction and refinement: Weigh 10 prescription quantities of medicinal materials, and extract them twice with water, the first time is 10 times of water, the second time is 8 times of water, and the time of both extractions is 1 hour.
[0040] S102, combine the two water extracts, concentrate in a water bath until the medicinal material: medicinal solution = 1:1, use 2 times the amount of 95% ethanol for alcohol precipitation, place at 4°C for 16 hours, pour out the supernatant to obtain a flow immersion paste.
[0041] S103, recover the ethanol from the supernatant obtained in S102 until it has no alcohol smell, concentrate in a water bath at 50° C. to a substrate with a relative density of 1.18-1.20, and set aside.
[0042] S104, preparation of Yintang gel paste: add the liquid extract prepar...
Embodiment 1
[0048] Embodiment 1: Yintang gel plaster
[0049] 1. Yintang gel plaster base formula
[0050] Hydroxypropyl methylcellulose 1~8g, bone gelatin B1~18g, refined peach gum 1~20g, sodium carboxymethylcellulose 1~15g, carbomer 9402~20g, sodium polyacrylate NP-7002~20g , glycerin 20-150g, iron powder 0.1-0.4g, tartaric acid 0.01-0.1g, water 30-270g, propylene glycol 5-15g.
[0051] 2. Preparation process of Yintang gel plaster
[0052] 2.1 Drug extraction
[0053] Weigh 200g of raw pinellia, sorghum rice (sorghum rice), raw keel, raw oyster, pig iron root, white peony root and raw jujube kernel (2:4:2:2:1:2:1), and extract 2 times with water, 10 times of water for the first time, 8 times of water for the second time, and the time of two extractions is 1 hour; the two water extracts are combined, and the water bath is concentrated to the medicinal material: when the medicinal solution=1:1, use 2 times the amount (weight Alcohol precipitation with 95% ethanol, place at 4°C for 16...
Embodiment 2
[0063] Example 2: Yongquan gel plaster
[0064] 1. Yongquan Gel Plaster Base Formula
[0065] Hydroxypropyl methylcellulose 1-8g, stearic acid 2-8g, bone gelatin B1-18g, refined peach gum 1-20g, carboxymethylcellulose sodium 1-15g, carbomer 9402-20g, spit Temperature 802~5g, sodium polyacrylate NP-8002~20g, glycerin 50~200g, aluminum potassium sulfate 0.1~0.4g, citric acid 0.01~0.1g, water 30~270g, polyethylene glycol 4005~15g
[0066] 2. Preparation process of Yongquan gel patch
[0067] 2.1 Drug extraction
[0068] Weigh raw Evodia rutaecarpa, raw mugwort leaves, raw Sichuan pepper 1:1:1200g, extract twice with 7 times the amount of 80% ethanol, 1.5 hours each time. Combine the alcohol extracts, recover ethanol until there is no alcohol smell, concentrate in a water bath at 50°C to a relative density of 1.18-1.20, and set aside.
[0069] 2.2 Matrix preparation
[0070] (1) Carbomer 9402.5g, bone gelatin B1.5g, refined peach gum 3.5g, hydroxypropyl methylcellulose 3.5g, ...
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