Helsinn, Roche Sue Over Planned Generic Of Nausea Drug

By Jenna Ebersole (October 9, 2015, 7:01 PM EDT) -- Drugmakers Helsinn Healthcare SA and Roche Palo Alto LLC hit two generics makers with a patent suit Thursday over their application for U.S. Food and Drug Administration approval of a version of Helsinn's Aloxi, an intravenous treatment for nausea caused by chemotherapy.

Helsinn and Roche's New Jersey federal complaint alleges that new drug applications filed by Exela Pharma Sciences LLC, Fresenius Kabi USA LLC and related companies infringe five patents for Aloxi, and that their infringement will irreparably harm the plaintiffs absent an injunction.

Switzerland-based Helsinn and California-based Roche claim they received an Aug. 28 letter from Fresenius with information on...

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