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A member asked:

Can drugs be present in old urine?

A doctor has provided 1 answer
Dr. Raymond Chow answered

Specializes in Pharmacology

Yes: As long as you had a drug in your system before producing the urine sample.

Dr Mahller agreed

Answered 11/26/2013

4.7k views

Thank

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3 doctors weighed in across 3 answers

A member asked:

If someone took only 2.5mg of Oxycodone, how quickly would it be present in a urine drug screen? How long would a person test positive if they only took that one dose? I just did a pre-employment drug screen and forgot that I took my Rx medication?

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