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Dr. Andrew Rynne
MD
Dr. Andrew Rynne

Family Physician

Exp 50 years

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How Long Does Fentanyl Patch Stay In Urine?

I've never done fentanyl till yesterday around five pm it was a 50mg patch cut in half and injected but it's expiration day was 07 I hardley felt it my ? Is I have a urine drug screen at ten in the morning what's my chances of passing it also I've not had anything else in my system for 40days?
Fri, 24 Jul 2015
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  User's Response
HI
Well come to HCM
I really appreciate your concern, it is all depends upon the potency of drug and the total drug taken and time period and method of testing this, it may be possible could be detected and some time this may not be, in early phase of ingested drug chances of this is very likely,, hope this information helps, take care and have a nice day.
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How Long Does Fentanyl Patch Stay In Urine?

HI Well come to HCM I really appreciate your concern, it is all depends upon the potency of drug and the total drug taken and time period and method of testing this, it may be possible could be detected and some time this may not be, in early phase of ingested drug chances of this is very likely,, hope this information helps, take care and have a nice day.