Preparations for the external application of antiseptic agents and/or agents promoting the healing of wounds

US5863556A · kind A · utility

Assignee

• Euro-Celtique S.A. · LU

Inventors

• Dieter Ruckert · Tübingen, DE
• Herman Gumbel · Rödermark, DE
• Wolfgang Fleischer · Ingelheim am Rhein, DE
• Karen Reimer · Diez, DE
• Horst Winkler · Linter, DE

Key dates

• Filing date: Jul 31, 1997
• Grant date: Jan 26, 1999
• Expiry date: Jul 31, 2017

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61P31/00
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

The present invention relates to liposomal pharmaceutical preparations which include active agents such as antiseptic agents, wound-healing agents, or combinations thereof, useful in the treatment of external wounds. The active agents are encapsulated in liposomes, and the liposomes are incorporated in pharmaceutical preparations such as liquids, ointments, gels, lotions, or creams capable of delivering the active agents to external wound sites. The invention further relates to methods of preparation of the liposomes and the pharmaceutical preparations, and to methods of treatment of external wounds and ophthalmic infections.