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Who determines the cut-off levels for drugs of abuse testing?

April 26, 2017abuse Cut-Off drugs levels Testing

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Who determines the cut-off levels for drugs of abuse testing?

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International regulating authorities (WHO – World Health Organization, NIDA – National Institute on Drugs of Abuse and SAMSHA – Substance Abuse and Mental health Services Administration. Safety have set a standardized threshold concentration levels for drug. These levels are reviewed and updated periodically to conform to new data on drug development, technology and testing statistics. Concentration is expressed in nanograms per milliliter solution.