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Test Code UNLTX Naltrexone, Urine, Quantitative

Preferred Specimen:

Urine from a Sterile Container

Transport

Routine courier pick-up

Routine Turn-around Time:

2-3 Days

Methodology

LC-MS/MS

Reflex Components

Analyte Name Brand Name Cut Off
Naltrexone

Vivitrol, Ingredient of Embeda

50 ng/mL