Opioids Panel IV (Methadone, EDDP (Methadone Metabolite))

Methodology: 
Liquid chromatography tandem mass spectrometry (LC-MS/MS)
Reported: 
1 - 3 days
Use: 
Drugs Tested:
  • Methadone
  • EDDP (Methadone Metabolite)
Specimen Requirements: 
Collect 2 mL urine in a preservative-free plastic container.
 
Transport/Storage Temperature:
  • Refrigerated
Stability (collection to shipping of the sample):
  • Ambient: 7 days
  • Refrigerated: 10 days
  • Frozen (-20 º C): 1 month
Rejection Criterion:
  • Exposure to repeated freeze/thaw cycles
Interpretation Data: 

Range of Quantitation: 100 – 50,000 ng/mL

Lower quantitative levels are available. Call UF Health Pathology Laboratories' Clinical Toxicology Unit at 888.375.5227 for details.
CPT Code (s): 

80358

Notes: 

UFHPL Test #: 40080

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