Topical pharmaceutical formulation
US10028927B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Feb 22, 2016 |
| Grant date | Jul 24, 2018 |
| Priority date | — |
| Expiry date | Feb 22, 2036 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P29/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Herein described is a topical composition for application of an NSAID, the composition comprising a solution or suspension of the NSAID as active ingredient in a residual carrier system comprising a polyhydric alcohol, a glycol ether, an ester of a higher fatty acid and water, and the ingredients of the residual carrier system have the following concentrations in percentages by weight::polyhydric alcohol 50-90%; glycol ether 7.5-40%; ester 0.5-5%; and water up to 10%. Either the composition or the residual carrier system is a single phase at ambient conditions. The composition may also comprise a volatile solvent such as ethanol or isopropyl alcohol.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.