Topical anesthetic composition comprising a capped polyoxyalkylene alcohol
US5151269A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Aug 8, 1988 |
| Grant date | Sep 29, 1992 |
| Priority date | — |
| Expiry date | Aug 8, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S424/10
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A composition for external use contains at least one active ingredient and a capped ethoxylated alcohol of the formula RO(EO).sub.x R.sup.1 where R and R.sup.1 are both hydrocarbon or substituted hydrocarbon and x is at least two. R is preferably a higher alkyl group and R.sup.1 is a lower alkyl group. X is preferably at least 4. The ethoxylated alcohol is typically used in an amount to provide a soothing effect. The ethoxylated alcohol may be incorporated into cosmetic or pharmaceutical compositions such as shaving cream, pre- and after-shave lotions, sunburn lotions, lotions and creams for chapped lips etc., insect bite lotions etc., mouth wash, and anti-perspirant.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.