Use of a potent product extracted from rhizomes of Zingiber...

Details Use of a potent product extracted from rhizomes of Zingiber... Use of a potent product extracted from rhizomes of Zingiber...

2007-10-18

2010-11-30

Hoffman, Susan C (Department: 1655)

Drug, bio-affecting and body treating compositions

Plant material or plant extract of undetermined constitution...

Containing or obtained from zingiberaceae

C424S773000

Reexamination Certificate

active

07842318

ABSTRACT:
The present invention discloses a new use of a potent product extracted from rhizomes ofZingiber officinalein treating a disease associated withHelicobacter pylorisuch as gastritis, gastric ulcer or duodenal ulcer in a patient. The potent product is prepared by a process including the steps of a) preparing a crude extract from rhizomes ofZingiber officinale, said crude extract comprising 6-gingerol and 6-shogaol; b) introducing the crude extract to a reverse phase chromatography column, and eluting the column with a first eluent having a polarity lower than water to obtain a first potent fraction or a second eluent having a polarity lower than that of the first eluent to obtain a second potent fraction. Preferably, the second potent fraction is substantially free of both 6-gingerol and 6-shogaol.

REFERENCES:
patent: 2 366 565 (2002-03-01), None
patent: 08119872 (1996-05-01), None

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