Methylphenidate and Metabolite, Urine

CPT: 80360
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  • Ritalin®

Test Includes

Methylphenidate; ritalinic acid

Expected Turnaround Time

5 - 10 days

Specimen Requirements


Urine (random)


10 mL

Minimum Volume

1 mL


Plastic urine container without preservative

Storage Instructions


Causes for Rejection

Urine from preservative tube

Test Details


Detect the presence of methylphenidate, a prescription stimulant drug


Liquid chromatography/tandem mass spectrometry (LC/MS-MS)


Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC
791170 Methylphenidate + Mtb, Urine 791171 Methylphenidate ng/mL 3809-1
791170 Methylphenidate + Mtb, Urine 734594 Ritalinic Acid ng/mL 33507-5

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