False positives?: Some are Vicks inhaler, ranitidine, benadryl, (diphenhydramine) poppy seeds & oil.
Answered 2/18/2015
5.3k views
Unknown: So will say ingredients in Robitussin (guaifenesin) and nyquil will do it but in my pain clinic I have never had anyone test positive that was not on narcotics.
Answered 2/18/2015
4.9k views
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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