Patent · US Expired

Transdermal analgesic systems with reduced abuse potential

US8440220B2 · kind B2 · utility

19Cited by
33References
85Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 22, 2003
Grant dateMay 14, 2013
Priority date
Expiry dateJul 28, 2025

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61P29/00
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A transdermal analgesic system having reduced potential for abuse, wherein the system provides for the controlled release of the antagonist at a rate sufficient to provide an abuse limiting release rate ratio of the antagonist to the analgesic when the dosage form is subject to abuse is disclosed.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.