Transdermal delivery of calcium channel blockers, such as nifedipine
US6106856A · kind A · utility
2Cited by
4References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 3, 1995 |
| Grant date | Aug 22, 2000 |
| Priority date | — |
| Expiry date | Mar 3, 2015 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K47/22
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A transdermal formulation of dihydropyridine calcium antagonists and specifically nifedipine, nimodipine and nitrendipine. The calcium antagonists are dispersed in a mixed liquid. The mixed liquid comprises varying mole fractions of cis-oleic acid and dimethylisosorbide dispersed in a polypropylene glycol base.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.