Studies suggest that a cut-off value of 15 ng/ml for plasma or saliva cotinine provides the best distinction among current smokers, non-smokers, and passive smokers, while 20 ng/ml represents the upper limit typically associated with passive smoking
Microtabs, which are designed to be dissolved under the tongue, can be used by people who have not yet given up smoking completely
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Analyses were subsequently performed on the GM and WM segments
Eating cannabis, typically through edibles, results in a delayed onset of effects, often taking 30 minutes to 2 hours to be felt, with a longer duration of up to 8 hours