A member asked:

If i used to be a regular smoker, but less than a pack a day of cigerattes & now i have quit & down to 2 a day when will it not show up in bloodwork?

A doctor has provided 1 answer

Urine test: Nicotine is tested by urine gas or liquid chromatography, a specific quantitative test for nicotine.

Answered 11/11/2013

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