Cotinine is a metabolite of nicotine that can be detected in urine for up to 3 days after last exposure to nicotine. This makes it a useful biomarker for assessing recent nicotine use.
Detection Time | Nicotine Use |
---|---|
Up to 3 days | Recent nicotine use |
Up to 10 days | Heavy nicotine use |
Up to 30 days | Long-term nicotine use |
Nicotine Product | Detection Time |
---|---|
Cigarettes | Up to 3 days |
E-cigarettes | Up to 2 days |
Nicotine patches | Up to 10 days |
Nicotine gum | Up to 5 days |
Nicotine lozenges | Up to 3 days |
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