Composition for transdermal drug delivery
US4778786A · kind A · utility
17Cited by
16References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 10, 1987 |
| Grant date | Oct 18, 1988 |
| Priority date | — |
| Expiry date | Nov 10, 2007 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K9/7007
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
As a composition for transdermal drug delivery, the gelation reaction product of a mixture of an organic polysaccharide gum, polyethylene glycol, and m-, p- or o-hydroxybenzoic acid in an amount effective in forming from such mixture a gel having adhesive properties for adhesion to skin and being sufficiently pliant to conform to the shape of body contours.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.