Liquid prolonged release pharmaceutical formulations containing ionic constituents
US4762709A · kind A · utility
67Cited by
10References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 31, 1986 |
| Grant date | Aug 9, 1988 |
| Priority date | — |
| Expiry date | Jan 31, 2006 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K47/585
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A formulation of a drug wherein the drug is present as a coated, drug-resin complex suspended in a liquid carrier which carrier also contains a second ionic component bearing the same charge as the coated complexed drug, the second ionic component being present as an uncoated, insoluble drug-resin complex.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.