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Does promethazine cause false positive result for THC?

Responses (3)

Stephen Treloar 12 Oct 2017

Yes it can but that is not to say it always will.

ChelleKay 12 Oct 2017

I have been on this med over 30 yrs and have never had a problem. As long as you have an rx for it, it shouldn't be a problem anyway.

Tyler_Tyler 20 Mar 2018

In rare cases maybe, but is not meant to be a issue with promethazine. So this is not a normal situation.

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