Pharmaceutical formulation as well as a process for its preparation

US4980170A · kind A · utility

Assignee

• Klinge Pharma GmbH · DE

Inventors

• Gerhard Schneider · Baldham, DE
• Fritz Stanislaus · Munich, DE
• Josef Hofer · Horw, CH
• Gert-Ulfert Heese · Munich, DE
• Hans-Joachim Huber · Hersbruck, DE

Key dates

• Filing date: Jun 30, 1989
• Grant date: Dec 25, 1990
• Expiry date: Jun 30, 2009

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61P29/00
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

A new pharmaceutical formulation as well as a process for its preparation are described, in which the active ingredient in one pharmaceutical form is present in retarded release form in one part, and in another part is present in a form resistant to gastric juices.