Anti-ulcer pharmaceutical composition and the preparation thereof
US6962719B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 9, 2000 |
| Grant date | Nov 8, 2005 |
| Priority date | — |
| Expiry date | Mar 9, 2020 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P1/04
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention discloses a pharmaceutical composition for preventing and/or treating peptic ulcer, including American ginseng or the extract thereof, and a method for preparing American ginseng extract, said method including extracting American ginseng with water or ethanol aqueous solution, and then ultrafiltrating, dialyzing, precipitating with ethanol, or performing reverse phase chromatography to obtain various fractions of extract with anti-peptic ulcer effect.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.