Vitamin formulation
US8629128B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 20, 2012 |
| Grant date | Jan 14, 2014 |
| Priority date | — |
| Expiry date | Sep 20, 2032 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K47/22
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A pharmaceutical aerosol foam composition, comprising: an effective amount of a pharmaceutically active ingredient, wherein said pharmaceutically active ingredient is a vitamin or analogue thereof; an occlusive agent; an aqueous solvent; an organic cosolvent; wherein the pharmaceutically active ingredient is insoluble in both water and the occlusive agent; and the occlusive agent being present in an amount sufficient to form an occlusive layer on the skin, in use. In a second embodiment, an oil-in water emulsion having a vitamin, an occlusive agent; an aqueous solvent; and an organic cosolvent, wherein the occlusive agent is present in an amount sufficient to form an occlusive layer on the skin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.