Zevra Therapeutics, Inc. is a rare disease company science, data, and patients need to create transformational therapies for diseases with limited or no treatment options. The Company has a diverse portfolio of products and product candidates, which includes a combination of both a clinical stage pipeline and commercial stage assets. Its pipeline includes arimoclomol, an orally delivered, investigational product candidate being developed for Niemann-Pick disease type C (NPC). KP1077 is the Company's lead clinical development product candidate which is being developed as a treatment for idiopathic hypersomnia (IH), a rare neurological sleep disorder, and narcolepsy. Its commercial product, AZSTARYS, a once-daily treatment for attention deficit hyperactivity disorder (ADHD), in patients aged six years and older containing its prodrug, serdexmethylphenidate (SDX), and d-methylphenidate (d-MPH). Its other commercial product is OLPRUVA.