Plaster for the transdermal application of steroid hormones, containing dexpanthenol
US5662923A · kind A · utility
7Cited by
1References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 16, 1995 |
| Grant date | Sep 2, 1997 |
| Priority date | — |
| Expiry date | May 16, 2015 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2666/04
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Self-adhesive plaster for the transdermal application of systemically active steroid hormones, comprising an active substance-impermeable backing layer, an active substance-containing pressure-sensitive adhesive layer and a detachable protective layer which, prior to application to the skin, covers said pressure-sensitive adhesive layer, characterized in that the active substance-containing pressure-sensitive adhesive layer comprises a pressure-sensitive hot melt adhesive having a processing temperature of between 60.degree. an 100.degree. C., and dexpanthenol in a concentration of 15 to 25%-wt.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.