A - Human Necessities – 61 – K
Patent
A - Human Necessities
61
K
A61K 36/16 (2006.01) A61K 31/352 (2006.01) A61K 31/365 (2006.01) A61P 9/02 (2006.01) A61P 25/28 (2006.01)
Patent
CA 2606843
The present invention relates to an improved multi-step method for preparing an extract from ginkgo biloba having a reduced content of 4'-O-methyl pyridoxine and/or biflavones, wherein the depletion is carried out by filtration over an adsorber resin and/or an ion exchanger and the substances to be removed are retained on the resin. The invention further relates to an extract from ginkgo biloba having a reduced content of 4'-O-methyl pyridoxine and/or biflavones, which is obtainable by the method according to the present invention, as well as to its use.
L'invention concerne un procédé multi-étape amélioré permettant de préparer un extrait de ginkgo biloba présentant une teneur réduite en 4'-O-méthylpyridoxine et/ou en biflavones. L'appauvrissement est obtenu par filtration sur une résine adsorbante et/ou un échangeur ionique, ladite résine retenant les substances à évacuer. L'invention concerne en outre un extrait du ginkgo biloba dont la teneur en 4'-O-méthylpyridoxine et/ou en biflavones est réduite, ce que l'on peut obtenir par le procédé selon l'invention, ainsi que son utilisation.
Erdelmeier Clemens
Hauer Hermann
Koch Egon
Lang Friedrich
Dr. Willmar Schwabe Gmbh & Co. Kg
Teitelbaum & Maclean
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