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Drug and alcohol use can affect your physical health by weakening your immune system, contributing to long-term health problems, and potentially interacting with HIV medicines

If THC absorption is high enough to produce psychoactive effects, the risk of a detectable urine concentration while still unlikely to reach the 50 ng/mL DOT cutoff increases meaningfully compared to outdoor or ventilated exposure

Strictly speaking, the tests often look for cotinine and not nicotine because cotinine is more stable and lasts longer in the body, and is only present after nicotine is broken down (4)

In Wave 2, the draft supplementary items were developed based on the Wave 1 concept elicitation

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