Elite Pharmaceuticals Inc. announced that on January 23, 2012, the U.S. Food and Drug Administration approved the company's supplemental application for the manufacturing and packaging of Hydromorphone Hydrochloride USP 8 mg. This approval will allow the company to commence the commercial manufacturing and packaging of this product for its sales and marketing partner, which will distribute the product as part of a multi-product distribution agreement. Hydromorphone hydrochloride is a member of the opioid analgesic and antitussive class. It is a pure opioid agonist used primarily for pain relief or as a cough suppressant.