Eton Pharmaceuticals, Inc., a pharmaceutical company, focuses on developing and commercializing treatments for rare diseases. Its commercial rare disease products include Increlex for the treatment of severe primary igf-1 deficiency; Alkindi Sprinkle for adrenal insufficiency; Galzin for Wilson disease; PKU Golike for phenylketonuria; Carglumic Acid for N-acetylglutamate synthase deficiency; Betaine Anhydrous for homocystinuria; and Nitisinone for tyrosinemia type 1. The company is also developing various product candidates, which are in late-stage development, including ET-400 for treating adrenal insufficiency; ET-600 for diabetes insipidus; Amglidia for neonatal diabetes mellitus; ET-700 for Wilson disease; ET-800 for adrenal insufficiency; and ZENEO hydrocortisone autoinjector for adrenal crisis. Eton Pharmaceuticals, Inc. was incorporated in 2017 and is based in Deer Park, Illinois.