Opana

Generic Name: oxymorphone (ox ee MOR fone)
Brand Names: Opana, Opana ER

[Opana is in a group of drugs called narcotic pain relievers. It is similar to morphine.

Opana is used to treat moderate to severe pain. The extended-release form of this medication is for around-the-clock treatment of pain.

Opana is not for treating pain just after surgery unless you were already taking Opana before the surgery.

Opana may also be used for purposes other than those listed in this medication guide.]
http://www.drugs.com/opana.html