Akorn, Inc. is engaged in manufacturing and marketing diagnostic and therapeutic pharmaceuticals in specialty areas, such as ophthalmology, rheumatology, anesthesia and antidotes, among others. In addition, the Company markets and distributes vaccines purchased from outside sources. Its customers include physicians, optometrists, hospitals, wholesalers, group purchasing organizations and other pharmaceutical companies. It has a wholly owned subsidiary named Akorn (New Jersey), Inc., which operates in Somerset, New Jersey and is involved in manufacturing, product development, and administrative activities related to its ophthalmic and hospital drugs & injectables segments. The Company operates in four segments: ophthalmic, hospital drugs & injectables, biologics & vaccines and contract services.