Methadone Screen, Urine UMETH

Method(s) Enzyme Immunoassay
Specimen Required
Collect

Random urine.

Transport

5 mL urine at 2-8ºC.

Stability

Ambient: 7 days; Refrigerated: 1 month; Frozen: 3 months

Schedule Daily
Billing Code 1010487
CPTCode 80301 (Alt code: G0479)
Notes

Cutoff = 300 ng/mL

Positive samples will be confirmed by Liquid Chromatography-Tandem Mass Spectrometry with quantitative reults for methadone and EDDP (a methadone metabolite) reported.

Preferred Specimen Collection Device(s)
Reference Interval

Screen cut-off: 300 ng/mL.

Urine levels in methadone maintenance patients range from 1 to 5 ug/mL (100-500 ng/mL) 24 hours after methadone dose.

This screening method detects methadone in human urine. The screening method does not detect the metabolite 1-a-acetylmethadol (LAAM) in concentrations that would be found in urine of patients on LAAM therapy.

No Appointment Necessary
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12 Patient Service Centers in Central New York.

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