Stabilization of aminosteroids for topical ophthalmic and other applications
US5332582A · kind A · utility
31Cited by
40References
36Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 2, 1992 |
| Grant date | Jul 26, 1994 |
| Priority date | — |
| Expiry date | Dec 2, 2012 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB82Y5/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention provides methods for stabilizing amino-substituted steroid therapeutic agents in topical ophthalmic and other pharmaceutical formulations using effective stabilizing amounts of lightly cross-linked carboxy-containing polymers; Stabilized and stabilized/solubilized pharmaceutical compositions adapted for various routes of administration are also described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.