 NEW YORK, Dec. 18, 2020 GLOBE NEWSWIRE -- Avenue Therapeutics, Inc. NASDAQ: ATXI Avenue, a company focused on the development of intravenous IV tramadol for the U.S. market, today announced that a publication titled Tramadol Non-Medical Use in Four European Countries: A Comparative Analysis has been published in Drug and Alcohol Dependence, a peer-reviewed international journal devoted to research, reviews, commentaries, and policy analyses in the area of drug, alcohol and tobacco use and dependence. The publication can be accessed here. 