For Immediate Release:

The U.S. Food and Drug Administration lately licensed a brand new indication for Xywav for idiopathic hypersomnia (IH) in adults. IH is an unusual persistent sleep problem that reasons other people to be excessively sleepy right through the day even after a just right evening’s sleep. Xywav (calcium, magnesium, potassium, and sodium oxybates) oral resolution is already licensed for the remedy of cataplexy or over the top daylight sleepiness in sufferers seven years or older with narcolepsy.

A unique indication for Xywav is very important because the FDA hasn’t ever granted an acclaim for idiopathic hypersomnia, mentioned Eric Bastings, M.D., deputy director of the Office of Neuroscience within the FDAs Center for Drug Evaluation and Research. Idiopathic hypersomnia is a life-long situation, and the approval of Xywav will probably be instrumental in offering remedy for signs akin to over the top sleepiness and problem waking, and in successfully managing this debilitating dysfunction.

The effectiveness of Xywav was once evaluated in a double-blind placebo-controlled randomized-withdrawal find out about in 154 grownup sufferers (ages 19 to 75 years) with IH. In the scientific find out about, sufferers who had been randomized to modify from Xywav to placebo skilled worsening on measures of sleepiness and signs of IH in comparison to sufferers randomized to proceed remedy with Xywav.

In the scientific trial for IH, the commonest antagonistic occasions on account of the remedy noticed within the find out about integrated nausea (21.4%), headache (16.2%), dizziness (11.7%), nervousness (10.4%) and vomiting (10.4%).

Xywav has a boxed caution for central fearful gadget despair and abuse and misuse. The lively moiety of Xywav is oxybate, sometimes called gamma-hydroxybutyrate (GHB), a Schedule I managed substance. Abuse or misuse of illicit GHB has been related to critical unwanted effects together with seizures, bother respiring, adjustments in alertness, coma, and demise. Clinically important breathing despair and lowered degree of alertness has passed off in grownup sufferers taking sodium oxybate.

Because of the prospective dangers related to Xywav, it’s topic to strict protection controls on prescribing and meting out below a program known as a Risk Evaluation and Mitigation Strategy (REMS).

Specifically, below the Xywav REMS, it may be prescribed handiest by means of a licensed prescriber, and allotted handiest to an enrolled affected person by means of a licensed pharmacy. Only a licensed pharmacy that ships without delay to sufferers can dispense Xywav. Xywav is probably not to be had in retail pharmacies.

The FDA granted this utility Fast Track and Priority Review designations. Xywav additionally won Orphan Drug designation, which supplies incentives to lend a hand and inspire the advance of substances for uncommon illnesses. The FDA granted the approval of Xywav to Jazz Pharmaceuticals plc.



The FDA, an company inside the U.S. Department of Health and Human Services, protects the general public well being by means of assuring the protection, effectiveness, and safety of human and veterinary medication, vaccines and different organic merchandise for human use, and clinical gadgets. The company is also chargeable for the security and safety of our international locations meals provide, cosmetics, nutritional dietary supplements, merchandise that give off digital radiation, and for regulating tobacco merchandise.