Endo Pharmaceuticals Inc. faces the prospect that the US FDA will request withdrawal of, or require new labeling and a restrictive Risk Evaluation and Mitigation Strategy (REMS) for, Opana ER (oxymorphone extended-release) due to issues with intravenous abuse.
However, given the unique circumstances surrounding the re-evaluation of Opana ER’s safety, there is no indication that other long-acting opioids...





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