Gel preparations for topical application of diclofenac sodium
US4670254A · kind A · utility
23Cited by
3References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 24, 1985 |
| Grant date | Jun 2, 1987 |
| Priority date | — |
| Expiry date | Sep 24, 2005 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K31/19
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Anti-inflammatory, stable and painless topical gel preparations comprising diclofenac sodium as the active ingredient; water, ethanol and a glycol as the solvent medium; a carboxyvinyl polymer obtained by the polymerization of acrylic acid as a gelling agent; and a weakly basic aliphatic amine as a neutralizing agent for the carboxyvinyl polymer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.