FDA pulls opioid from market over misuse concerns

The US Food and Drug Administration has asked Endo Pharmaceuticals to withdraw its Opana ER formulation of oxymorphone amid concerns over a mounting epidemic of opioid misuse. It is the first time the FDA has made such a request, which could require court action to enforce.

The Dublin based drug manufacturer did not immediately say whether it would comply. Endo said in a statement that it is “reviewing the request and is evaluating the full range of potential options.”

The FDA’s request sent Endo’s shares tumbling 13.4% on Wall Street. The request was foreshadowed in March, when an FDA …