Ophthalmic compositions
US6806364B2 · kind B2 · utility
7Cited by
11References
43Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Jul 29, 2002 |
| Grant date | Oct 19, 2004 |
| Priority date | — |
| Expiry date | Aug 13, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K33/42
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
An aqueous ophthalmic solution containing 0.2 to 2.5 percent by weight a polymeric demulcent, 0.045 to 0.065 percent by weight a calcium salt, and 0.14 to 1.4 percent by weight a phosphate salt. The solution has a viscosity of 20 to 150 centipoise and is buffered to a pH 5.5 to 8.5.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.