Compositions and methods for disinfecting contact lenses and reducing proteinaceous deposit formation
US5648074A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Dec 12, 1994 |
| Grant date | Jul 15, 1997 |
| Priority date | — |
| Expiry date | Dec 12, 2014 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K39/40
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Compositions and methods for disinfecting contact lenses are disclosed. In one embodiment, the present compositions include a liquid medium containing chlorine dioxide precursor in an amount effective to form, when activated, a chlorine dioxide-containing composition including a contact lens disinfecting amount of chlorine dioxide. A polyanionic component, preferably a water soluble polyanionic component, is included in the composition in an amount effective to inhibit the formation of proteinaceous deposit material on a contact lens immersed in the chlorine dioxide-containing composition. Thus, effective contact lens disinfection is achieved while, at the same time, reducing the risk of forming proteinaceous deposit material on the contact lens during the disinfecting processing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.