Method for using an antimicrobial agent for ophthalmic formulations
US5380303A · kind A · utility
29Cited by
7References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 30, 1993 |
| Grant date | Jan 10, 1995 |
| Priority date | — |
| Expiry date | Aug 30, 2013 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D3/48
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A disinfectant or preservative composition particularly adapted for use in ophthalmic preparations such as contact lens disinfecting, cleaning, cushioning, wetting, soaking and reconditioning solutions and additionally in topical medications and tear substitutes, which uses a hydrophilic polymeric antimicrobial agent, namely poly[oxyethylene(dimethylimino) (ethylene dimethylimino)ethylene dichloride] with additional agents including EDTA and alkali salts thereof and a boric acid/borate buffer system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.