Talphera, Inc. is a specialty pharmaceutical company focused on developing and commercializing therapies for use in medically supervised settings. Its lead product candidate, Niyad, is a lyophilized formulation of nafamostat intended as a regional anticoagulant for infusion into the extracorporeal circuit. The company is also developing LTX-608, a lyophilized vial of nafamostat for IV infusion for disseminated intravascular coagulation, acute respiratory distress syndrome, acute pancreatitis, and antiviral treatment, as well as Fedsyra, an ephedrine pre-filled syringe for injection, and a phenylephrine pre-filled syringe for injection. Formerly known as AcelRx Pharmaceuticals, Inc., it changed its name to Talphera, Inc. in January 2024, was incorporated in 2005, and is headquartered in San Mateo, California.