www.fdanews.com/articles/72794-astellas-and-item-file-lawsuit-against-adenoscan-generic
Astellas and Item File Lawsuit Against Adenoscan Generic
May 27, 2005
Astellas US LLC and Astellas Pharma US Inc. along with ITEM Development AB announced that they have filed a patent infringement lawsuit in the United States against Sicor, Sicor Pharmaceuticals, Teva Pharmaceuticals USA, and Teva Pharmaceutical Industries (collectively, "Sicor") regarding submission of an abbreviated new drug application for a generic version of Adenoscan (adenosine injection), a pharmacologic stress agent indicated as an adjunct to thallium-201 myocardial perfusion scintigraphy in patients unable to exercise adequately.
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