Abuse resistant tablets
US6309668A · kind A · utility
343Cited by
11References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 30, 1996 |
| Grant date | Oct 30, 2001 |
| Priority date | — |
| Expiry date | Jul 30, 2016 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K9/2086
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
This invention relates to an abuse resistant tablet containing two or more layers having one or more drugs and one or more gelling agents and its preparation. The drug(s) and gelling agent(s) are in separate layers of the tablet. The multilayer tablet is particularly suitable for the administration of drugs prone to abuse by unauthorized parenteral administration such as analgesics, hypnotics, and anxiolytics.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.