Details for Patent: 4,855,294
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Summary for Patent: 4,855,294
Title: | Method for reducing skin irritation associated with drug/penetration enhancer compositions |
Abstract: | A composition and method for reducing the skin irritation properties of a transdermal drug/enhancer composition which comprises incorporating into said composition, either prior to or at the time of application the skin, an effective amount of glycerin. When incorporated into the drug/enhancer composition prior to application to the skin the glycerin content will be between about 0.1 and 70 wt. %, preferably between about 1.0 and 50 wt. % and most preferably between about 5.0 and 20 wt. % of the composition. |
Inventor(s): | Patel; Dinesh C. (Murray, UT), Ebert; Charles D. (Salt Lake City, UT) |
Assignee: | TheraTech, Inc. (Salt Lake City, UT) |
Application Number: | 07/240,688 |
Patent Claim Types: see list of patent claims | Composition; Compound; Use; |
Drugs Protected by US Patent 4,855,294
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International Family Members for US Patent 4,855,294
Country | Patent Number | Estimated Expiration | Supplementary Protection Certificate | SPC Country | SPC Expiration |
---|---|---|---|---|---|
Austria | 96678 | ⤷ Try a Trial | |||
Canada | 1332570 | ⤷ Try a Trial | |||
Germany | 68910520 | ⤷ Try a Trial | |||
European Patent Office | 0416137 | ⤷ Try a Trial | |||
Spain | 2053882 | ⤷ Try a Trial | |||
>Country | >Patent Number | >Estimated Expiration | >Supplementary Protection Certificate | >SPC Country | >SPC Expiration |