Jazz Pharmaceuticals Announces U.S. FDA Approval of Xywav (calcium, magnesium, potassium, and sodium oxybates) Oral Solution for Idiopathic Hypersomnia in Adults 08.16-2021 Medications Comments Off on Jazz Pharmaceuticals Announces U.S. FDA Approval of Xywav (calcium, magnesium, potassium, and sodium oxybates) Oral Solution for Idiopathic Hypersomnia in Adults