ANTIVIRAL FLAVONOID COMPOUND Russian patent published in 2010 - IPC A61K36/78 A61P31/12

Abstract RU 2398595 C2

FIELD: medicine, pharmaceutics.

SUBSTANCE: invention refers to a chemical-pharmaceutical industry, namely to creation of an antiviral pharmaceutical composition containing an effective dose of quercetin-7-rhamnoside. The method for preparing quercetin-7-rhamnoside of Houttuynia cordata consists in methanol extraction of Houttuynia cordata, collection of an active fraction by a column chromatography with a silica gel adsorbent, separation of an active fraction by a high-yield liquid chromatography, removal of a solvent by vacuum dryer and lyophilisation of a product.

EFFECT: higher antiviral activity in relation to coronaviruses, influenza (type B) viruses, rotaviruses, rhinoviruses.

7 dwg, 11 ex, 7 tbl

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RU 2 398 595 C2

Authors

Kvon Dur Khan

Choi Vkha Dzeong

Li Choong Khvan

Kim Dzin Khi

Kim Man Bae

Dates

2010-09-10—Published

2006-11-03—Filed