External patch for auxiliary treatment of insomnia
A technology of adjuvant therapy and patch, applied in the field of external patch for adjuvant treatment of insomnia, to achieve the effect of good skin followability, convenient use, and good therapeutic effect
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Embodiment 1
[0018] An external patch for auxiliary treatment of insomnia, the preparation method of which comprises the following steps:
[0019] Step 1) Extraction of ointment: Weigh 100g of Coptidis rhizome and 50g of Caulis persicae, firstly mix Coptidis and Caulis persica evenly, add 70% ethanol solution with mass fraction 8 times the volume of medicinal materials, and extract at 80°C under reflux in water bath Twice, extracting for 2 hours each time, collecting the reflux liquid for suction filtration, each time the reflux liquid needs to be suction filtered twice to remove the residue; place the filtrate on a rotary evaporator at 50°C and a pressure of 0.09MPa to concentrate to a slurry;
[0020] Step 2) Preparation of patch: take 10g of concentrated ointment and heat it in a water bath, add it to a mixture of 100g of glycerol, 12.2g of propylene glycol, and 3.3g of cinnamon powder, stir and mix to form phase A, and then add 15g of sodium polyacrylate, Glycol 0.7g, EDTA 0.2g, stir a...
Embodiment 2
[0023] An external patch for auxiliary treatment of insomnia, the preparation method of which comprises the following steps:
[0024] Step 1) Extraction of ointment: Weigh 200g of Coptidis Rhizome and 100g of Caulis Norifolia, first mix Coptidis Rhizoma and Caulis Phytophthora evenly, add an ethanol solution with a mass fraction of 8 times the volume of medicinal materials, and extract at 87°C under reflux in a water bath Twice, extracting for 2 hours each time, collecting the reflux liquid for suction filtration, each time the reflux liquid needs to be suction filtered twice to remove the residue; place the filtrate on a rotary evaporator at 45°C and a pressure of 0.09MPa to concentrate to a slurry;
[0025] Step 2) Preparation of patch: take 20g of concentrated ointment and heat it in a water bath, add it to a mixture of 200g of glycerin, 24.4g of propylene glycol, and 6.6g of cinnamon powder, stir and mix to form phase A, and then add 30g of sodium polyacrylate, Glycol 1.4g...
Embodiment 3
[0028] An external patch for auxiliary treatment of insomnia, the preparation method of which comprises the following steps:
[0029] Step 1) Extraction of the ointment: Weigh 400g of Coptidis Rhizoma and 200g of Caulis Norifolia, mix Coptidis Rhizome and Caulis Norifolia evenly, add 70% ethanol solution with a mass fraction 8 times the volume of medicinal materials, and extract under reflux in a water bath at 85°C Twice, extracting for 2 hours each time, collecting the reflux liquid for suction filtration, each time the reflux liquid needs to be suction filtered twice to remove the residue; place the filtrate on a rotary evaporator at 40°C and a pressure of 0.10 MPa to concentrate to a slurry;
[0030] Step 2) Preparation of patch: Take 30g of concentrated ointment and heat it in a water bath, add it to a mixture of 300g of glycerol, 36.6g of propylene glycol, and 13.2g of cinnamon powder, stir and mix to form phase A, and then add 45g of sodium polyacrylate, Glycol 2.1g, EDT...
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