Description and Brand Names

Drug information provided by: Merative, Micromedex®

US Brand Name

  1. Xywav


Calcium oxybate, magnesium oxybate, potassium oxybate, and sodium oxybate combination is used to treat cataplexy (weak or paralyzed muscles) or excessive daytime sleepiness (EDS) in patients with narcolepsy. Narcolepsy is an uncontrollable desire for sleep or a sudden attack of deep sleep. This medicine is also used to treat idiopathic hypersomnia (IH).

This medicine is available only under a restricted distribution program called Xywav® and Xyrem® REMS (Risk Evaluation and Mitigation Strategy) Program. You can only get it from one central pharmacy.

This product is available in the following dosage forms:

  • Solution