FIELD: pharmacology.
SUBSTANCE: method for obtaining of a dry extract of ginkgo biloba leaves, containing 22.0 wt % to 27.0 wt % of flavonoids with respect to flavonglicosides, 2.6 wt % to 3.2 wt % of bilobalide, 2.8 wt % to 3.4 wt % of ginkgolides A, B and C and not more than 5 m.fr. of ginkgolic acids, including certain stages.
EFFECT: method meets all the requirements of the European Pharmacopoeia with respect to the content of all components, including bilobalide and ginkgolides A, B, C content.
9 cl, 1 ex, 2 tbl
