Buy Opana ER online is a prescription drug used to monitor moderate to severe pain. It belongs to a class of drugs called narcotic analgesics and includes the dynamic fixing oxymorphone. The discharge equation derived by Opana Emergency Room provides constant help in case of discomfort. If it's not too much trouble, note that this data is general and does not take the place of guidance from a medical care professional. If you have a particular reaction to Opana Emergency Room or any other medicine, it is important to consult a specialist or pharmacist.