A member asked:

Daughters legally on fentanyl patches,prb is im hereing shes not using as dir but puttin pieces under tonge,can a test be done that will show the diff?

A doctor has provided 1 answer

No: No test will tell you that she is using it as it is not prescribed.

Answered 7/30/2014

3.8k views

Thank

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Will Fentanyl show up on a drug test?

A doctor has provided 1 answer