New Search

Laboratory Test Directory

Amphetamine / Methamphetamine (Updated)


Name Method Department Units
Amphetamine/Methamphetamine Enzyme immunoassay (EIA)
Core Lab, Chemistry, Routine Negative or Positive

Specimen Requirements


Container Type Container Size Specimen Volume

Sterile container

N/A 10 mL

Room temperature - 5 day(s)
Refrigerated - 5 day(s)
Frozen - 12 month(s)

Specimen Preparation

  • Seal collection container tightly after collection
  • Transport to laboratory as soon as possible

Reasons for Rejection

  • Wrong type of specimen
  • Contamination
  • Collected in diaper or cotton balls
  • Contaminated with blood
  • Delayed or improper handling
  • Diluted specimen
  • pH not within specified limits


Screen only. Positive/Negative cut-off concentration is 1000 ng/mL. Does not include confirmation by GC/MS performed as sendout test). Specimens which may have legal ramifications must be collected, transported, and handled under strict chain of custody handling procedures. Contact Laboratory Services (614-722-5477) for these instructions.

Note: this assay does not detect methylphenidate (e.g., Ritalin, Concerta, etc). If this needs to be measured, consider ordering either "Methylphenidate and Metabolite, Serum, Quant." (XMIS) or "Methylphenidate and Metabolite, Urine, Quant. (XMIS)".

CPT Code

  • 80307