Patent · US Expired

Pharmaceutical composition containing a local anesthetic and/or centrally acting analgesic encapsulated in liposomes

US5244678A · kind A · utility

56Cited by
4References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 22, 1991
Grant dateSep 14, 1993
Priority date
Expiry dateJan 22, 2011

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K9/127
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The present invention relates to a pharmaceutical composition containing a local anesthetic or a centrally acting analgesic, comprising a lipophilic portion, the anesthetic or analgesic being encapsulated in liposomes.

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