Pharmaceutical preparation for administration by percutaneous absorption and a method for their manufacture
US5211943A · kind A · utility
5Cited by
2References
42Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Aug 14, 1987 |
| Grant date | May 18, 1993 |
| Priority date | — |
| Expiry date | Aug 14, 2007 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K31/455
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A pharmaceutical preparation for percutaneous absorption comprising a base material and fine crystals of Nicorandil and/or salts of Nicorandil that are evenly distributed throughout said base material and that have a mean diameter of 2 .mu.m or more, and a method for preparing the same.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.