FDA approves Jazz Pharmaceuticals’ for idiopathic hypersomnia 

Jazz Pharmaceuticals (NSDQ:JAZZ) has announced that its Xywav (calcium, magnesium, potassium and sodium oxybates) oral solution has won FDA approval for treating idiopathic hypersomnia in adults.

Idiopathic hypersomnia is a rare chronic disorder involving chronic excessive daytime sleepiness.

Previously, the drug was FDA approved for treating cataplexy or excessive daytime sleepiness (EDS) in patients seven years of age and older with narcolepsy.

FDA first approved a related drug, sodium oxybate, for narcolepsy in 2002. At that point, Orphan Medical was its manufacturer. Jazz Pharmaceuticals acquired that company in 2005.

As the drug is a central nervous system depressant, Jazz plans to make the drug available to patients with idiopathic hypersomnia later in 2021 after performing a Risk Evaluation and Mitigation Strategies (REMS) implementation.

In 2007, Jazz paid a $20 million fine for off-label marketing of the related drug, Xyrem (sodium…

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