Eton Pharmaceuticals, Inc., a specialty pharmaceutical company, focuses on developing and commercializing pharmaceutical products for rare diseases. The company offers Biorphen, a phenylephrine injection for the treatment of clinically important hypotension resulting primarily from vasodilation in the setting of anesthesia Carglumic Acid for the treatment of acute and chronic hyperammonemia due to N-acetylglutamate Synthase deficiency and Rezipres, a ready-to-use formulation of a molecule that is indicated for the treatment of clinically important hypotension occurring in the setting of anesthesia. It also offers Alkindi Sprinkle, a replacement therapy for adrenocortical insufficiency in children under 17 years of age EPRONTIA, a liquid formulation of topiramate and Alaway Preservative Free, a preservative-free ophthalmic product to treat allergic conjunctivitis. In addition, the company develops Zonisamide Oral Suspension for the treatment of partial on-set seizures Lamotrigine for Oral Suspension for the treatment of partial on-set seizures cysteine injection dehydrated alcohol injection and Zeneo hydrocortisone autoinjector. Eton Pharmaceuticals, Inc. was incorporated in 2017 and is based in Deer Park, Illinois.