DUBLIN, April 12, 2021 /PRNewswire/ -- Jazz Pharmaceuticals plc (Nasdaq: JAZZ) today announced that the U.S. Food and Drug Administration (FDA) has granted Priority Review designation and confirmed the acceptance for substantive review of the supplemental New Drug Application (sNDA) seeking approval for XywavTM (calcium, magnesium, potassium, and sodium oxybates) oral solution in adult patients with idiopathic hypersomnia. The sNDA will be filed by the FDA on April 13, 2021 and a PDUFA goal date for an FDA decision has been set for August 12, 2021.
Jazz submitted to FDA the clinical study report for the Phase 3 study of Xywav in a double-blind, multicenter, placebo-controlled, randomized withdrawal study evaluating the efficacy and safety of Xywav in adult patients with idiopathic hypersomnia in December 2020 under rolling review, and completed the rolling submission of the sNDA in February 2021. The trial met its primary endpoint of clinically meaningful improvements in the Epworth Sleepiness Scale (ESS) p-value