Ophthalmological composition of the type which undergoes liquid-gel phase transition
US4861760A · kind A · utility
364Cited by
20References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 25, 1986 |
| Grant date | Aug 29, 1989 |
| Priority date | — |
| Expiry date | Sep 25, 2006 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K47/36
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to a pharmaceutical composition intended for contacting with a physiological liquid characterized in that said composition is intended to be administered as a non-gelled liquid form and is intended to gel in situ, this composition containing at least one polysaccharide in aqueous solution, of the type which undergoes liquid-gel phase transition gelling in situ under the effect of an increase in the ionic strength of said physiological liquid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.