Bioadhesive pharmaceutical delivery system
US5554380A · kind A · utility
50Cited by
23References
43Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 15, 1995 |
| Grant date | Sep 10, 1996 |
| Priority date | — |
| Expiry date | May 15, 2015 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K9/006
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A solid or semi-solid bioadherent, orally ingestible drug delivery system containing a water-in-oil system having at least two phases, one phase comprises from about 25% to about 75% by volume of an internal hydrophilic phase and the other phase comprises from about 25% to about 75% by volume of an external hydrophobic phase and wherein the external hydrophobic phase is comprised of three components, a) an emulsifier, b) a glyceride ester and c) a wax material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.