sustained release non-steroidal, anti-inflammatory and lidocaine PLGA microspheres

US6217911A · kind A · utility

Assignee

• The United States of America as represented by the Secretary of the Army · US

Inventors

• William M. Vaugn · Silver Spring, US
• John E. Van Hamont · Clarence, US
• Jean A. Setterstrom · Silver Spring, US

Key dates

• Filing date: Jul 5, 1996
• Grant date: Apr 17, 2001
• Expiry date: Jul 5, 2016

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61K9/5026
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

A controlled release microcapsule pharmaceutical formulation for burst-free, sustained, programmable release of a non-steroidal, antiinflammatory drug over a duration from 24 hours to 2 months, comprising: a non-steroidal, antiinflammatory drug and a blend of biocompatible, biodegradable poly (lactide/glycolide).