Phthalazinone derivatives that modulate multi-drug resistance

US5556856A · kind A · utility

Assignee

• Asta Medica Aktiengesellschaft · DE

Inventors

• Jurgen Engel · Alzenau, DE
• Bernhard Kutscher · Maintal, DE
• Ilona Fleischhauer · Offenbach, DE
• Stefan Szelenyi · Arnstorf, DE
• Peter Metzenauer · Grundau, DE
• Ulrich Werner · Frankfurt am Main, DE

Key dates

• Filing date: Apr 4, 1995
• Grant date: Sep 17, 1996
• Expiry date: Apr 4, 2015

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61P43/00
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

Phthalazinone derivatives and their optical isomers are used as medications to combat heart rhythm disturbances, to combat pain and to break through multi-drug resistance.