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A 50-year-old member asked:

how long does nicotine stay in your system saliva test?

1 doctor answer1 doctor weighed in
Dr. Alan Wartenberg
A Verified Doctor answered
A US doctor answered Learn more
Variable, but the: Companies that manufacture the tests say that saliva can remain positive for 7-10 days, whereas blood and urine tests are generally negative within 3-5 days.

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A 47-year-old member asked:

How does a nicotine saliva test work?

1 doctor answer2 doctors weighed in
Dr. John DeWolf
Dentistry 40 years experience
Dipstick: Similar to a ph or chlorine test strip for testing swimming pool water, a nicotine test strip is placed in a saliva sample where it reacts to cotinine, a compound produced as a byproduct of nicotine metabolism. It will indicate different levels of cotinine suggesting the amount of nicotine exposure.
A 41-year-old member asked:

How long does nicotine stay in your system so that it will be undetected by a saliva test?

2 doctor answers2 doctors weighed in
Dr. John DeWolf
Dentistry 40 years experience
7-10 days: Different tests have different sensitivities but nicotine in saliva falls in this range.
FL
A female asked:

WIll nicotine cause a false positive for thc on a saliva test?

1 doctor answer4 doctors weighed in
Dr. Ajay Acharya
A Verified Doctor answered
A US doctor answered Learn more
No: THC and nicotine are different chemical.

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Last updated Feb 14, 2019
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