Topical formulations including lipid microcapsule delivery vehicles and their uses
US11065206B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jun 29, 2012 |
| Grant date | Jul 20, 2021 |
| Priority date | — |
| Expiry date | Jun 29, 2032 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P37/06
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to topical formulations that include lipid microcapsules formed from tocopherol, tocotrienol, or mixtures thereof; a stabilizer/surfactant component; and an aqueous component. The lipid microcapsules may be formed without the use of steroids, preservatives, initiators and/or oils. The topical formulations are capable of delivering transdermal active agent(s) such as vitamin D through the skin and into the bloodstream without the use of skin penetration enhancers. In certain embodiments, the topical formulations also able to deliver topical active agent(s) such as sun-protecting agents to the surface of the skin where they remain, while simultaneously delivering the transdermal active agent(s) through the skin and into the bloodstream.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.