Opana ER
Average User Rating:
Opana ER, 3.67 / 5 (3 votes)

Opana ER Side Effects

Two bottles of Opana ER
Opana ER side effects and adverse reactions include the following:
  • constipation
  • loss of appetite
  • diarrhea
  • dizziness
  • fatigue
  • dry mouth
  • nausea and vomiting
  • insomnia
  • allergic reaction
  • breathing difficulties | respiratory depression
  • hallucinations
  • chest pain
  • confusion
  • fainting
  • irregular heartbeat
  • fever
This is not a complete list of Opana ER side effects. You may experience none or multiple adverse reactions from taking this drug. Be sure to speak to your doctor about any serious or troubling Opana ER side effects or if you simply have a question concerning treatment with this drug.If you have experienced Opana ER side effects, fill out our report a bad drug form. Tell us your story.