Compositions comprising icariside I and anhydroicaritin and methods for making the same
US6399579B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 15, 2000 |
| Grant date | Jun 4, 2002 |
| Priority date | — |
| Expiry date | Aug 15, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S424/811
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Compositions for maintaining normal sexual function and treating sexual dysfunction in males and females comprising at least 15% by weight icariside I or at least 3.5% by weight anhydroicaritin, derived from extracts of plants belonging the Epimedium genus, and methods for preparing the same, are provided. The methods comprise subjecting an Epimedium extract to mild acid hydrolysis. Methods for maintaining normal sexual function and treating sexual dysfunction in both males and females are also provided, comprising oral administration of an effective amount of a novel composition of this invention comprising at least 15% by weight icariside I or at least 3.5% by weight anhydroicaritin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.