System for delivering drug with enhanced bioacceptability
US4723957A · kind A · utility
15Cited by
11References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 7, 1986 |
| Grant date | Feb 9, 1988 |
| Priority date | — |
| Expiry date | Feb 7, 2006 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M31/002
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A composition of matter comprising a drug, a neutral hydrogel and an ionic hydrogel. The composition can be administered from a delivery system to a biological receptor over time.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.