Bayer Challenges Watson and Sandoz U.S. ANDA Filings on Yasmin®

The Bayer GroupBayer confirmed that Bayer Schering Pharma AG and Bayer HealthCare Pharmaceuticals Inc. filed a patent infringement lawsuit in U.S. Federal Court in the Southern District of New York (New York) against Watson Pharmaceuticals, Inc., Watson Laboratories, Inc. and Sandoz, Inc.

Bayer Schering Pharma's suit concerns Watson's and Sandoz's respective applications to the FDA for approval to market a generic form of Bayer Schering Pharma’s oral contraceptive Yasmin®. The patent at issue in the suit is Bayer Schering Pharma's U.S. Patent No. 5,569,652.

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About Bayer HealthCare
The Bayer Group is a global enterprise with core competencies in the fields of health care, nutrition and high-tech materials. Bayer HealthCare, a subsidiary of Bayer AG, is one of the world's leading, innovative companies in the healthcare and medical products industry and is based in Leverkusen, Germany. The company combines the global activities of the Animal Health, Consumer Care, Diabetes Care and Pharmaceuticals divisions. The pharmaceuticals business operates under the name Bayer Schering Pharma AG. Bayer HealthCare’s aim is to discover and manufacture products that will improve human and animal health worldwide. Find more information at http://www.bayerhealthcare.com.

About Bayer Schering Pharma
Bayer Schering Pharma is a worldwide leading specialty pharmaceutical company. Its research and business activities are focused on the following areas: Diagnostic Imaging, Hematology/Cardiology, Oncology, Primary Care, Specialized Therapeutics and Women's Healthcare. With innovative products, Bayer Schering Pharma aims for leading positions in specialized markets worldwide. Using new ideas, Bayer Schering Pharma aims to make a contribution to medical progress and strives to improve the quality of life. Find more information at http://www.bayerscheringpharma.de.

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