UCSF Navigation Bar

UCSF Departments of Pathology & Laboratory Medicine Home Page

Lab Manual for UCSF Clinical Laboratories

Lab Manual for SFGH

Internal Resources

Click here for more information about laboratory operations and procedures

If you have additional questions regarding this test, please call: 415-353-1667

Search Our Test Menu

Nicotine and Cotinine, urine

Item Value
Available Stat? No
Test code NICUR
Performed by Quest
Sendout? Yes
Method LC/MS/MS
Container type Urine cup
Amount to Collect 10 mL urine
Sample type Random urine
Preferred volume 1 mL urine
Min. Volume 0.5 mL urine
Processing notes Aliquot and refrigerate sample. Transport to CB refrigerated. Order Quest test code 90646
Units ng/mL
Normal range Nicotine:
Smokers 200-700 ng/mL
Non-Smokers ≤ 17 ng/mL


Cotinine:
Smokers 300-1300 ng/mL
Non-Smokers ≤ 20 ng/mL
Synonyms cigarette; smoking; tobacco
Stability Room temperature 3 days, refrigerated 2 weeks, frozen 1 month
Additional information This assay is used for the detection of nicotine and cotinine in serum and plasma to determine the tobacco exposure status of the individual. Nicotine has a short half-life of approximately forty minutes; Its presence may indicate recent tobacco exposure. Cotinine, the major nicotine metabolite, has a half-life of 24 hours and is detectable for several days after cessation of tobacco exposure.
CPT coding 83887-90
Last Updated 8/7/2014 9:50:38 AM
Entry Number 1528
UCSF home page UCSF home page About UCSF Search UCSF UCSF Medical Center