Slow release pharmaceutical preparation

US5505963A · kind A · utility

Assignee

• Schwartz Pharma AG · DE

Inventors

• Ulrich Munch
• Hans-Jurgen Mika · Bonn, DE
• Bernhard Emschermann
• Rainer Schmidt · Bergkirchen, DE
• Bernhard Sczepanik

Key dates

• Filing date: Dec 13, 1993
• Grant date: Apr 9, 1996
• Expiry date: Dec 13, 2013

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61K31/34
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

A method of preparing pharmaceutical preparations for oral administration, free of organic solvents. The method employs solidified melt granulates of an active ingredient in admixture with a meltable auxiliary substance which is soluble in the active ingredient at elevated temperatures.