I am on Opana ER 10mg every 12 hours. I had an endoscopy and colonoscopy this morning and was told to stop taking my Opana yesterday (5pm). I received Fentanyl today via I.V. at noon. I'm in severe pain already, and I need to take my Opana. Does anyone know about how long the Fentanyl lasts?
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Posted 23 May 2011 • 1 answer
Can u use opana ir and still remain on fentanyl patch,i use 1 patch 75mg every 48hrs and take oxyco?
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