Opana ER 5 mg is a low-strength extended-release opioid analgesic containing oxymorphone hydrochloride, a potent semi-synthetic opioid used in the management of chronic moderate to severe pain. It was manufactured by Endo Pharmaceuticals and approved by the FDA for use in patients who require around-the-clock, long-term opioid therapy and are already opioid-tolerant. https://www.zillow.com/profile/sagehe8416