Alkermes plc, formed by the merger of Waltham, MA-based Alkermes, Inc. and Elan Drug Technologies (EDT), is a fully integrated global biopharmaceutical company that utilizes proprietary technologies to research, develop and commercialize, both with partners and on its own pharmaceutical products in major therapeutic areas. Alkermes holds a diversified product portfolio and a promising pipeline of candidates targeting major central nervous system (CNS) disorders including schizophrenia, depression, addiction and multiple sclerosis. Alkermes derives revenues on net sales of its proprietary products: Vivitrol & Aristada, and manufacturing and/or royalty revenues on net sales of products commercialized by the company's partners. These include Risperdal Consta, Invega Sustenna/Xeplion, Invega Trinza/Trevicta, Ampyra/Fampyra and Bydureon. Interesting late-stage candidate in the company's pipeline include nemvaleukin alfa developed for treating advanced solid tumors. Its proprietary drugs are Vivitrol & Aristada.