Co-processing method for making a free-flowing compressible powder and tablet therefrom
US5560927A · kind A · utility
2Cited by
1References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 28, 1995 |
| Grant date | Oct 1, 1996 |
| Priority date | — |
| Expiry date | Jul 28, 2015 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K9/2027
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A process for making a free-flowing, compressible powder by spraying a selected amount of an aqueous solution of polyvinylpyrrolidone onto a fluid bed containing a predetermined admixture of starch and polyvinylpyrrolidone therein, and drying. An active-containing tablet then is provided by adding an active material, optionally with a lubricant, to such powder, and compressing the admixture into a commercially acceptable tablet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.