Agglomerated hydrophilic complexes with multi-phasic release characteristics
US5670168A · kind A · utility
45Cited by
48References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 17, 1996 |
| Grant date | Sep 23, 1997 |
| Priority date | — |
| Expiry date | Jun 17, 2016 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K9/205
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to a controlled release formulation which includes a therapeutically active medicament, a heterodisperse gum matrix, a pharmaceutically acceptable diluent, and an effective amount of a pharmaceutically acceptable surfactant and/or wetting agent to provide a multi-phasic controlled release of a therapeutically active medicament. The invention also relates to a method of preparing the same.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.