Pharmaceutical carrier
US5603958A · kind A · utility
72Cited by
3References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 31, 1995 |
| Grant date | Feb 18, 1997 |
| Priority date | — |
| Expiry date | May 31, 2015 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S977/918
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention refers to the use of an inert, structure-giving, deadjuvanated matrix of a complex of a sterol, such as cholesterol, and one or more saponins as a carrier for the administration of a pharmaceutically active substance, and a drug carrying particle comprising said inert structure-giving matrix to which has been connected a pharmaceutically active substance. The drug carrying particle, delpha, has an annular basic structure which can form spherical nano particles having a size of 30-50 nm and a narrow size distribution.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.