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Labcorp Oklahoma, Inc.
Test Directory


Tramadol and Metabolites, Conf/Quant, S/P

Order Name Tramadol S/P
Test Number: 6904847
Revision Date 02/16/2024
Test Name Methodology LOINC Code
Tramadol and Metabolites, Conf/Quant, S/P
Quant Liquid Chromatography-Tandem Mass Spectrometry  
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 1 mL (0.5 mL) Serum Clot Activator (Red Top, No-Gel) Refrigerated
Instructions Specimen Type: Red-top tube, lavender-top (EDTA) tube OR green-top (heparin) tube. DO NOT USE A GEL-BARRIER TUBE. The use of gel-barrier tubes is not recommended due to slow absorption of the drug by the gel. Depending on the specimen volume and storage time, the decrease in drug level due to absorption may be clinically significant.
Specimen Storage: Refrigerate Stability: Room Temperature up to 14 days Refrigerate up to 14 days Frozen up to 14 days
Specimen Collection: Separate serum or plasma within two hours of collection and transfer to a plastic transport tube.
Expected TAT 3-7 days  
Performing Labcorp Test Code 071545 
Notes Labcorp Test Code: 071545
CPT Code(s) 80299
Lab Section Reference Lab