Skip to content
Subscriber Only

Bayer Sues Watson Over Patent for Beyaz Birth Control Pill

A unit of Bayer AG, Germany’s largest drugmaker, sued Watson Pharmaceuticals Inc., accusing the generic-drug maker of violating a patent for Beyaz birth control pills.

Watson, based in Parsippany, New Jersey, is trying to develop a copy of Beyaz in violation of the patent, Bayer Pharma AG and partner Merck & Cie claimed today in court papers filed in U.S. District Court in Wilmington, Delaware.