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Dr. Andrew Rynne
Dr. Andrew Rynne

Family Physician

Exp 50 years

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How long does it take to wean off Fentanyl patch?

Hi i am currently weaning off Fentanyl and down to the 12mcg patch. I have chronic spinal condition for which i am having a nerve stimulator implanted in a few weeks. How long will Fentanyl stay in my system after i remove my last patch. Thanks in advance.
Wed, 4 Nov 2015
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General & Family Physician 's  Response
It will take approximately four days for your body to almost completely eliminate fentanyl from your system.
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