LAKE FOREST, Ill.--(BUSINESS WIRE)--Akorn, Inc. (NASDAQ:AKRX) a niche generic pharmaceutical company, today announced that the U.S. Food and Drug Administration (FDA) has granted approval of the Company’s Abbreviated New Drug Application (ANDA) supplement for Erythromycin Ophthalmic Ointment USP 3.5 g. The company intends to begin shipping the product immediately.