Daiichi Sankyo sues Mylan over Azor

CNN reports Mylan Daiichi Sankyo filed a Hatch-Waxman case over a paragraph IV certification in a New Jersey federal court June 3 against its India-based unit Matrix Laboratories Ltd., citing Matrix's application earlier this year with the Food and Drug Administration to sell a generic version of Azor.

Azor had sales of $22 million for its fiscal 2007 ended March 31, 2008.