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Test ID RIT Methylphenidate, Serum

Reporting Name

Methylphenidate (Ritalin)

Performing Laboratory

Medtox Laboratories, Inc.

Specimen Type

Varies


Specimen Required


Submit only 1 of the following specimens:

 

Plasma

Draw blood in a green-top (sodium heparin) tube(s), plasma gel tube is not acceptable. Spin down and freeze immediately. Send 2 mL of sodium heparin plasma frozen in a plastic vial on dry ice.

 

Serum

Draw blood in a plain red-top tube(s), serum gel tube is not acceptable. Spin down and freeze immediately. Send 2 mL serum frozen in a plastic vial on dry ice.


Specimen Minimum Volume

0.3 mL

Specimen Stability Information

Specimen Type Temperature Time
Varies Frozen 180 days

Reject Due To

Hemolysis

NA

Thawing

Warm reject; Cold OK

Lipemia

NA

Icterus

NA

Other

NA

Reference Values

Reference Range: 5.0 - 20.0 ng/mL

Day(s) and Time(s) Performed

Monday through Sunday

CPT Code Information

80360

 

LOINC Code Information

Test ID Test Order Name Order LOINC Value
RIT Methylphenidate (Ritalin) 3807-5

 

Result ID Test Result Name Result LOINC Value
Z1121 Methylphenidate (Ritalin) 3807-5

Method Name

Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS)