Enhancment of absorption of drugs from gastrointestinal tract using choline ester salts
US4973579A · kind A · utility
12Cited by
1References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 16, 1989 |
| Grant date | Nov 27, 1990 |
| Priority date | — |
| Expiry date | Feb 16, 2009 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K9/0053
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Choline ester salts are used as drug absorption enhancing agents for orally and rectally administered drugs.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.