Endo Claims Teva, Others Infringe Uncrushable Opana IP

By Megan Stride (May 16, 2013, 3:43 PM EDT) -- Endo Pharmaceuticals Inc. on Wednesday targeted Teva Pharmaceuticals Industries Inc., Par Pharmaceutical Inc., Mallinckrodt LLC and others with patent infringement lawsuits in New York aimed at blocking generic drugs that would compete with the crush-resistant version of its Opana ER painkiller....

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