Akorn, Inc. (Akom) is a manufacturer and markets a full line of diagnostic and therapeutic ophthalmic pharmaceuticals, as well as niche hospital drugs and injectable pharmaceuticals. In addition, through its subsidiary Advanced Vision Research, Inc. (AVR), it manufactures and markets a line of over-the-counter (OTC) ophthalmic products for the treatment of dry eye under the TheraTears brand name, as well as a portfolio of private label OTC ophthalmic products. The Company operates in three segments: ophthalmic; hospital drugs & injectables; and contract services. In April 2014, the Company acquired Hi-Tech Pharmacal Co., Inc. In June 2014, the Company sold its subsidiary, ECR Pharmaceuticals (ECR) to Valeant Pharmaceuticals International, Inc.