| 摘要 |
PURPOSE: A method for preparing a cold water-soluble Gastrodia elata Blume extract is provided to produce high quality products with a simplified process and reduced costs. CONSTITUTION: A method for preparing a cold water-soluble Gastrodia elata Blume extract comprises the steps of: extruding Gastrodia elata Blume powder at 120-180°C and a pressure of 20-100 bar; and adding 15-20 times weight of water to the extruded Gastrodia elata Blume and extracting at room temperature for 3-7 hours. A pharmaceutical composition for preventing or treating cancer contains the extract as an active ingredient. [Reference numerals] (AA) Extruding Gastrodia elata Blume powder process; (BB) Adding water and extracting cold water process; (CC) Analyzing quality features and biological activity |
