Transdermal release system for pharmaceutical preparation
US4409206A · kind A · utility
42Cited by
1References
24Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 14, 1981 |
| Grant date | Oct 11, 1983 |
| Priority date | — |
| Expiry date | Aug 14, 2001 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S602/90
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
This invention is directed to a pharmaceutical preparation for transdermal application, which comprises a film comprising a skin-compatible polyacrylate, which swells in water and a pharmaceutically active substance in amorphous form. The invention is also directed to the preparation of said pharmaceutical preparation and its use in administering pharmaceutically active substances.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.