A member asked:

Will i pass a mouth swab nicotine test today if i took to puffs about three to four weeks ago?

3 doctors weighed in across 2 answers

Probably: if it was a one time few puffs 4 weeks ago. If chronic use may come up positive.

Answered 10/17/2016

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Maybe.: The oral swabs are often preferred b/c they are not invasive and the specimen given for testing can't be faked. However, swabs can only test what a person has taken in the 48* before the sample is given.

Answered 3/22/2020

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