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D/L Methamphetamine Isomers


Insource Diagnostics

D/L Methamphetamine Isomers

Alternative Names
  • N/A

Test Code: 5039

CPT: *CPT code billed is based upon cumlative number of drug classes ordered. See Reverse Side of Compliance Monitoring Form (FORM-ISD-00059) For Additional Information
Tests Included N/A
Use Compliance Monitoring
Clinical Utility Determine illicit use
Intended Patient Population Any 
Patient Preparation None
Sample Urine
Collection Device Urine Cup or Monovette
Sample Volume 30mL
Min Sample Volume 0.15 mLs
Reference Ranges d-Methamphetamine >= 20% indicates usage of Desoxyn, Benzphetamine (Didrex), and/or illicit methamphetamine.

d-Methamphetamine < 20% indicates usage of Selegiline (Eldepryl, Zelapar, Emsam) or the Over-the-Counter Vicks Vapor Inhaler
Analytical Measurement Range N/A
Critical Values None
Units %
Test Methodology Definitive, LC/MS/MS
Test Turnaround Time 7 Days
Limitations None
Shipping Ambient 
Specimen Stability 12 Days RT
Detection Window 2 - 3 Days
Laboratory Developed Test (LDT) Yes
CMS Guidance LCD L36668
References None