Zogenix, Inc. is a pharmaceutical company engaged in developing and commercializing central nervous system (CNS) therapies that address specific clinical needs for people living with orphan and other CNS disorders in requirement of treatment alternatives. The Company's areas of focus are epilepsy and schizophrenia. Its lead product candidate, ZX008, is a low-dose fenfluramine. The Company is also engaged in the development of Relday, which is a long-acting injectable formulation of risperidone indicated for the treatment of symptoms of schizophrenia and bipolar disorder in adults and teenagers 13 years of age and older. The Company is also engaged in manufacturing Sumavel DosePro (sumatriptan injection), a needle-free delivery system, which it sells to Endo Ventures Bermuda Limited and Endo Ventures Limited. Its DosePro technology is a drug delivery system designed for self-administration of a pre-filled, single dose of liquid drug, subcutaneously, without a needle.