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A member asked:

Is it possible for marijuana to not show up in someones system? could any meds throw off a urine test and not detect?

A doctor has provided 1 answer
Dr. Robert Killian answered

Specializes in General Practice

Please Clarify: I am not sure what you are really asking. If this happened to you then you have your answer already. There are no medications that can cover up marijuana on drug screening.

Answered 6/2/2014

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