Opana ER Pills (oxymorphone extended-release) is a prescription opioid pain medication designed for the long-term treatment of severe chronic pain when other options are ineffective. Patients must obtain Opana ER legally through a licensed doctor and pharmacy, as it is a controlled substance with important safety guidelines. Learn about Opana ER Capsules uses, dosage instructions, side effects, opioid safety, pain management alternatives, and risk precautions to ensure responsible, medically supervised treatment. Understanding how Opana ER works helps patients manage chronic pain symptoms while following proper opioid therapy regulations and healthcare recommendations.