Alginate-based verapamil-containing depot drug form

US5132295A · kind A · utility

Assignee

• Knoll, Inc. · DE

Inventors

• Evamarie Balz · Weinheim, DE
• Heinz Einig · Neustadt, DE
• Peter Dresen · Viernheim, DE

Key dates

• Filing date: Jan 24, 1991
• Grant date: Jul 21, 1992
• Expiry date: Jan 24, 2011

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61K31/275
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

An alginate-based depot drug form for which the rate of release of the active substance in vitro can be adjusted very precisely is described.