Testing methods
Urine, hair, and oral fluid tests: how to choose
A clear comparison of common specimen types and the questions to ask before purchasing a screening.
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Practical articles on drug and alcohol testing, DOT compliance, specimen collection, and workplace screening—written for people who need clear next steps.
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Featured · DOT compliance
DOT vs. non-DOT drug testing: what employers should know
Understand the practical differences between federally regulated workplace drug testing and employer-directed screening programs.
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Getting tested
How to prepare for a drug-testing appointment
What to check before heading to a collection site, from identification to donor passes and appointment details.
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Workplace testing
A workplace post-accident testing checklist
Practical steps for employers coordinating a collection following a workplace incident.
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Orders & support
Understanding donor passes and collection authorizations
Learn what a donor pass is, when it becomes available, and where to find help before visiting a collection site.
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Workplace testing
Planning a workplace drug and alcohol testing program
Build a clearer testing process by defining policy, people, collection methods, and secure result handling.
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