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Random Selection Service
Last Updated: 07/09/2026

Med-Stop Random Selection Service manages random drug and alcohol testing selections for employers, especially DOT-regulated employers.

Med-Stop keeps the employer’s active employee or driver pool, runs random selections according to required testing rates, and helps the employer manage selected tests in the Med-Stop system.

What the service does

  • Maintains the random testing pool. Keeps track of DOT-regulated employees or drivers included in the selection pool.
  • Runs random selections. Makes selections at the required random testing percentages.
  • Spreads selections through the period. Helps keep selections unpredictable during the testing period.
  • Notifies the employer or DER. Reports selected employees to the employer or designated representative.
  • Supports test processing. Helps the employer schedule or process the selected drug and alcohol tests.
  • Keeps compliance records. Stores selection history and related records for audit purposes.
  • Supports consortium participation. Helps small employers participate through a consortium or random pool when needed.

Do you need more information?

If you need our assistance, or want to know more about Med-Stop, please use our Support contact form, send e-mail to support@med-stop.com or call at 1-(877) 633-3633