Clinical Significance: Methadone is a synthetic opioid that is used for pain management and a maintaincence anti-addictive drug for patients with opioid dependency.
Tested in both urine and oral fluid

Drug Class

Synthetic Opiods

Metabolite(s)

EDDP

Aliases

Amidone, Heptdon

Methodology

Liquid Chromatography Mass Spectrometry

Urine Recommended Volume

30mL

Oral Fluid Minimum Volume

1mL

Specimen Stability

15 days

Urine Reportable Range

50-1000

Oral Fluid Reportable Range

12-300

Urine Immunoassay Cutoff (ng/mL)

N/A

Urine Window of Detection

1-3 days

Oral Fluid Window of Detection

< 24 hours

Rejection Criteria

Quantity Not Sufficient or Wrong Collection Device (Oral Fluid)

Urine Transient Contanier

Urine Clinical Drug Test Transport Cup

Oral Fluid Transient Contanier

Oral Fluid Intercept 2.0 Devices