Dendrobium stem tablets and extraction and preparation methods thereof
A technology of Dendrobium nobile tablets and Dendrobium nobile, applied in pill delivery, pharmaceutical formula, medical preparations containing active ingredients, etc.
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Embodiment 1
[0026] Embodiment 1: the preparation of this Dendrobium nobile tablet comprises the following steps:
[0027] Step (1) Extraction of medicinal ingredients and raw material components: 1) Dendrobium nobile extract: Dendrobium nobile was heated and refluxed with 95% ethanol for 2 extractions, each time for 1 hour, and the amount of 95% ethanol added each time was based on the solid-liquid weight ratio Add 1:10, combine 95% ethanol extract, recover ethanol, and dry to obtain 95% ethanol extract; take another 95% ethanol-extracted medicinal material residue, remove ethanol, add water to decoct and extract twice, 1 hour each time, The amount of water added each time is added at a solid-to-liquid weight ratio of 1:10, and the combined water extracts are measured and concentrated at 60°C to a relative density of 1.15, and then spray-dried to obtain a water-soluble extract; 95% ethanol extract and water-soluble 2) Extract of Dendrobium nobile: Extract according to the extraction proce...
Embodiment 2
[0030] Embodiment 2: the preparation of this Dendrobium nobile tablet comprises the following steps:
[0031] Step (1) Extraction of medicinal ingredients and raw material components: 1) Dendrobium nobile extract: Dendrobium nobile was heated and refluxed with 95% ethanol for 2 extractions, each time for 1 hour, and the amount of 95% ethanol added each time was based on the solid-liquid weight ratio Add 1:10, combine 95% ethanol extract, recover ethanol, and dry to obtain 95% ethanol extract; take another 95% ethanol-extracted medicinal material residue, remove ethanol, add water to decoct and extract twice, 1 hour each time, The amount of water added each time is added at a solid-to-liquid weight ratio of 1:10, and the combined water extracts are measured and concentrated at 60°C to a relative density of 1.15, and then spray-dried to obtain a water-soluble extract; 95% ethanol extract and water-soluble 2) Extract of Dendrobium nobile: Extract according to the extraction proce...
Embodiment 3
[0034] Embodiment 3: the preparation of this Dendrobium nobile tablet comprises the following steps:
[0035] Step (1) Extraction of medicinal ingredients and raw material components: 1) Dendrobium nobile extract: Dendrobium nobile was heated and refluxed with 95% ethanol for 2 extractions, each time for 1 hour, and the amount of 95% ethanol added each time was based on the solid-liquid weight ratio Add 1:10, combine 95% ethanol extract, recover ethanol, and dry to obtain 95% ethanol extract; take another 95% ethanol-extracted medicinal material residue, remove ethanol, add water to decoct and extract twice, 1 hour each time, The amount of water added each time is added at a solid-to-liquid weight ratio of 1:10, and the combined water extracts are measured and concentrated at 60°C to a relative density of 1.15, and then spray-dried to obtain a water-soluble extract; 95% ethanol extract and water-soluble 2) Extract of Dendrobium nobile: Extract according to the extraction proce...
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