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Opana ER Side Effects Center

Medically reviewed by Dr. Otari Nergadze, Neurosurgeon | Updated: January 2026

Opana ER(Oxymorphone Hydrochloride Extended Release) side effects drug center

 

PROFESSIONAL

CONSUMER

SIDE EFFECTS

  • Overview
  • Consumer Information
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Opana Er Side Effects Center

What Is Opana Er?

Opana ER (oxymorphone hydrochloride) is a narcotic pain reliever used to treat moderate to severe pain. The extended-release form of Opana is for around-the-clock treatment of pain. Opana ER is available in generic form.

What Are Side Effects of Opana ER?

Common side effects of Opana ER include:

  • nausea,