Transdermal formulations for delivery of capsaicinoids
US10898537B2 · kind B2 · utility
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21References
19Claims
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Key dates
| Filing date | Jul 29, 2016 |
| Grant date | Jan 26, 2021 |
| Priority date | — |
| Expiry date | Jun 22, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D405/10
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present application is directed to transdermal formulations comprising one or more capsaicinoinds, one or more 1,4-dialdehyde sesquiterpenes, a penetration enhancer comprising tetrahydropiperine and a transdermal formulation base. The formulations advantageously show improved color characteristics and cause less irritation compared to other known transdermal or topica formulations comprising capsaicinoinds.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.