Formulation containing a carrier, active ingredient, and surfactant for treating skin disorders
US5972920A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Feb 12, 1998 |
| Grant date | Oct 26, 1999 |
| Priority date | — |
| Expiry date | Feb 12, 2018 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K33/30
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
One or more formulations for treating psoriasis and other skin disorders characterized by redness, itching, flaking, scaling, and plaque-type growth. The formulation includes a carrier component, one or more active ingredient components, and a surfactant component. The carrier preferably includes an alcohol in substantially equal volume with isopropyl myristate. The active ingredient component preferably includes a superpotent or high-potency corticosteroid such as clobetasol propionate, an anti-flaking ingredient such as zinc pyrithione, or a combination of the two. It may also include an anti-fungal compound. The surfactant component preferably includes an alkyl sulfate such as sodium lauryl sulfate. The formulations made by applied topically either in spray form or as a direct-contact liquid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.