Controlled release by extrusion of solid amorphous dispersions of drugs
US6706283B1 · kind B1 · utility
116Cited by
15References
71Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 31, 2000 |
| Grant date | Mar 16, 2004 |
| Priority date | — |
| Expiry date | Jan 31, 2020 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K9/209
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Controlled release dosage forms for low solubility drugs are disclosed wherein an amorphous solid dispersion of the drug is coated with a non-dissolving and non-eroding coating that controls the influx of water to the core so as to cause extrusion of a portion of the core, as well as a method of treating a disease or disorder comprising administering such dosage form to a person.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.