Transdermal therapeutic system (TTS) for administering sexual steroid hormones

US6562367B1 · kind B1 · utility

Assignee

• Schwarz Pharma Ltd. · DE

Inventors

• Hans-Michael Wolff · Monheim, DE
• Christoph Arth · Düsseldorf, DE

Key dates

• Filing date: Mar 16, 2000
• Grant date: May 13, 2003
• Expiry date: Mar 16, 2020

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61P5/30
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

A transdermal therapeutic system for transcutaneous administration of sexual steroid hormones over long time periods, and a solvent-free method for the production thereof, is disclosed. The steroid hormones are subjected to as little thermal exposure as possible, thereby avoiding decomposition of the steroid hormones.