Percutaneous absorption promoter, a tape plaster and a method of promoting percutaneous absorpton
US5413794A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Sep 1, 1992 |
| Grant date | May 9, 1995 |
| Priority date | — |
| Expiry date | Sep 1, 2012 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K47/183
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A percutaneous absorption promoter comprises a derivative of amino acid in which the amino group has or does not have an acyl substituent or a hydrocarbon substituent, the carboxylic group has a hydrocarbon substituent and the part between the amino group and the carboxylic group has a specified structure. A tape plaster comprises the percutaneous absorption promoter described above. The method utilizes the the percutaneous absorption promoter described above. The percutaneous promoter of the invention has excellent ability of promoting the percutaneous absorption of pharmacologically active substances and excellent safety simultaneously, capable of delivering the desired pharmacologically active substances rapidly to the location of treatment or to all parts of the body through the circulating system and effective for curing various kinds of disease. The tape plaster comprising it and the method of promoting percutaneous absorption by utilizing it have the same advantages.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.