| abstract |
The invention provides an extracting method, comprising a water extraction method, an alcohol extraction, a macroporous resin purification method and a solvent extraction method. By adopting the method, the contents of main effective constituents of the obtained extractive are: 1 to 25 percent of TFA, 1 to 20 percent of total Saponins and 1 to 3 percent of phenethyl alcohol glycoside. The invention also provides a method for making the appropriate preparation formulation by using the camellia directly or mixing the solid or liquid of the preparation and the like pharmaceutically in general. The effective constituents of the camellia and the preparation thereof have the functions of reducing blood sugar and lipid and protecting the gastric mucosa, etc. The extracting method has simple implementation and low cost, extracts sufficiently and is suitable for the industrial production; and the extractive has evident activity, precise healing effect and does not have the toxic and side effect. |