METHOD FOR DETERMINATION OF AUTHENTICITY AND QUALITY OF PERFORATE ST JOHN'S-WORT (HYPERICUM PERFORATUM L.)

摘要

FIELD: medicine, pharmaceutics.;SUBSTANCE: invention relates to method for determining quality and authenticity of medicinal raw material of St John's-wort (Hypericum perforatum L.). The method consists in the following: water-alcohol extract of Hypericum perforatum L. herb is prepared, and analysed by method of high performance liquid chromatography. After that, concentration of rutin and hyperforin (mmol/l) is determined and used as basis for calculation of their content in Hypericum perforatum L, ratio of rutin to hyperforin is determined, and its value equal to 0.8-1.2 testifies to authenticity and quality of St John's-wort (Hypericum perforatum L.).;EFFECT: invention makes it possible to increase reliability in determination of authenticity and quality of medicinal raw material.;3 tbl