Opana ER 10 mg is an extended-release oxymorphone tablet engineered for around-the-clock management of severe, chronic pain. Each dose steadily releases 10 mg of active ingredient over 12 hours, minimizing peaks and troughs and reducing breakthrough pain. Ideal for patients requiring continuous relief—such as those with cancer-related discomfort or long-term injury recovery—it supports consistent symptom control without frequent dosing.