í«Erdongí» oral preparation and preparation thereof
A technology for oral preparations and preparations, which is applied in the field of oral preparations with extracts as active pharmaceutical ingredients, and can solve the problems of inaccurate dosage, large dosage of traditional Chinese medicine decoction, and inability to commercialize.
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Embodiment 1
[0044] Embodiment one: "Erdong" extract 1 (extract) preparation method
[0045] Prescription: 12 parts of Radix Asparagus, 12 parts of Ophiopogon japonicus, 12 parts of Tianhuafen, 10 parts of Scutellaria baicalensis, 10 parts of Anemarrhena, 6 parts of licorice, 6 parts of ginseng, and 3 parts of lotus leaf.
[0046] Preparation method: cleanly select the medicinal materials of the prescription, weigh each medicinal material according to the prescription amount, add 6-15 times the amount of water to soak for 2-10 hours, heat and boil for 2-3 times, and combine the extracts; the water extracts stand still After 12-48 hours, filter the supernatant, concentrate under reduced pressure to obtain about 14.2 g of water extract.
Embodiment 2
[0047] Embodiment two: "Erdong" extract 2 (dry powder) preparation method
[0048] Prescription: Asparagus 6 parts, Radix Ophiopogon japonicus 9 parts, Trichosanthum Fen 3 parts, Scutellaria baicalensis 3 parts, Anemarrhena 3 parts, Licorice 1.5 parts, Ginseng 1.5 parts, Lotus leaf 3 parts.
[0049] Preparation method: cleanly select the medicinal materials of the prescription, weigh each medicinal material according to the prescription amount, add 8-10 times the amount of water to soak for 2-8 hours, heat to boiling and extract 2-3 times, combine the extracts; the water extracts stand still After 12-48 hours, the supernatant was collected by filtration, concentrated under reduced pressure, and spray-dried to obtain about 6.0 g of water extract as a dry powder.
Embodiment 3
[0050] Embodiment three: "Erdong" oral solid preparation preparation method
[0051] (1) Preparation of "Erdong" Granules
[0052] prescription:
[0053] "Erdong" Extract 110-90%
[0054] Starch 5.0-70%
[0055] Dextrin 2.0-20%
[0056] Xylitol 5.0-20%
[0057] Methyl sorbate 0.001-2.0%
[0058] Preferred Prescription:
[0059] "Erdong" Extract 1 14.2g
[0060] Starch 3.0g
[0061] Dextrin 3.0g
[0062] Xylitol 2.0g
[0063] Methyl sorbate 0.002g
[0064] Preparation method: prepare the "Erdong" extract according to the method in Example 1, add prescription amount of excipients to make granules according to conventional methods, dry at low temperature, and pack.
[0065] (2) Preparation of "Erdong" tablet:
[0066] (1) Ordinary tablet prescription:
[0067] "Erdong" Extract 2 5.0-90%
[0068] Starch 5.0-50%
[0069] Dextrin 2.0-20%
[0070] Microcrystalline Cellulose 5.0-20%
[0071] Talc 0.5-5.0%
[0072] Magnesium stearate 0.1-5.0%
[0073] Preferred Pre...
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