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3 March 2017Americas

Purdue Pharma sues Amneal over OxyContin

Drugs company Purdue Pharma has filed a complaint against US-based generics company Amneal Pharmaceuticals for alleged patent infringement.

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19 October 2017   Amneal Pharmaceuticals and Impax Laboratories have agreed to merge, in a deal the companies say will create the fifth largest generics drugs business in the US.
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15 August 2018   A patent dispute over a generic version of Purdue Pharma’s drug OxyContin (oxycodone), which is used to treat moderate to severe pain, has come to an end.


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More on this story

Americas
Amneal and Impax merge to become ‘fifth largest’ generics company
19 October 2017   Amneal Pharmaceuticals and Impax Laboratories have agreed to merge, in a deal the companies say will create the fifth largest generics drugs business in the US.
Americas
Purdue and Amneal OxyContin clash ends
15 August 2018   A patent dispute over a generic version of Purdue Pharma’s drug OxyContin (oxycodone), which is used to treat moderate to severe pain, has come to an end.

More on this story

Americas
Amneal and Impax merge to become ‘fifth largest’ generics company
19 October 2017   Amneal Pharmaceuticals and Impax Laboratories have agreed to merge, in a deal the companies say will create the fifth largest generics drugs business in the US.
Americas
Purdue and Amneal OxyContin clash ends
15 August 2018   A patent dispute over a generic version of Purdue Pharma’s drug OxyContin (oxycodone), which is used to treat moderate to severe pain, has come to an end.

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