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Pavel Kapysh / Shutterstock.com
5 August 2021GenericsAlex Baldwin

Shionogi and Duchesnay add new patents to Osphena dispute

Pharmaceutical companies Shionogi and Duchesnay have filed a second lawsuit against Hetero labs, claiming that the company infringed two additional patents related to Osphena (Ospemifene)—a treatment for vaginal pain during sex.

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More on this story

Americas
19 January 2015   Japanese pharmaceutical company Shionogi has sued Aurobindo Pharma in an attempt to stop the Indian generic drug maker from marketing a version of its antibiotic drug Doribax (doripenem) in the US.
Americas
19 April 2013   Japanese pharma Shionogi has brought a lawsuit against Hospira Inc to keep it from marketing a generic version of Shionogi’s Doribax, alleging it infringes one of the company’s patents.

More on this story

Americas
19 January 2015   Japanese pharmaceutical company Shionogi has sued Aurobindo Pharma in an attempt to stop the Indian generic drug maker from marketing a version of its antibiotic drug Doribax (doripenem) in the US.
Americas
19 April 2013   Japanese pharma Shionogi has brought a lawsuit against Hospira Inc to keep it from marketing a generic version of Shionogi’s Doribax, alleging it infringes one of the company’s patents.

More on this story

Americas
19 January 2015   Japanese pharmaceutical company Shionogi has sued Aurobindo Pharma in an attempt to stop the Indian generic drug maker from marketing a version of its antibiotic drug Doribax (doripenem) in the US.
Americas
19 April 2013   Japanese pharma Shionogi has brought a lawsuit against Hospira Inc to keep it from marketing a generic version of Shionogi’s Doribax, alleging it infringes one of the company’s patents.