Fresenius Kabi was sued by two Pharmasphere units that want the U.S. Food and Drug Administration to withdraw approval of Fresenius’s calcium gluconate in sodium chloride injection solution in Freeflex bags because it allegedly infringes two patents.

• Pharmasphere owns HQ Specialty Pharma and with Harpgrove Ltd. co-owns WG Critical Care: corporate disclosure statement
• HQ and WG also seeking court orders blocking sales while lawsuit proceeds and until patents have expired, and cash compensation if product or allegedly infringing compound is made or sold before then, according to complaint filed Friday in federal court in Wilmington, Delaware
• HQ Specialty owns ...
  
  

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