Reliability of urine drug screens: When should you consult ...

Amphetamines appear in the urine within three hours after any type of administration4, and can be detected by this Emit( assay for as long as 24-48 hours after the last dose2. The Emit® II Plus Amphetamine Assay detects both d-amphetamine and d-methamphetamine, as well as d,l-amphetamine, d,l-methamphetamine, l-amphetamine, l-methamphetamine ... ................
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