Methylphenidate and Metabolite, Serum/Plasma Test (3020SP)
||Methylphenidate and Metabolite, Serum/Plasma
||Methylphenidate; Ritalinic Acid
||Concerta®; Methidate®; Methylphenidate Metabolite; Ritalin®
||Therapeutic Drug Monitoring; This test is New York State approved.
||High Performance Liquid Chromatography/
TandemMass Spectrometry (LC-MS/MS)
||2 mL Serum or Plasma
||Plastic container (preservative-free)
||Sample should be collected 1 to 6 hours post dose.
Serum: Collect sample in Red top tube
Plasma: Collect sample in Lavender top tube (EDTA) or Pink top tube.
Promptly centrifuge and separate Plasma into a plastic screw capped vial using approved guidelines.
|Light Protection Required
||Room Temperature: Not Stable
Refrigerated: Not Stable
Frozen (-20 °C): 5 month(s)
||Received Room Temperature. Received Refrigerated. Polymer gel separation tube (SST or PST).
|Day(s) Test Set-up / TAT
||[LC-MS/MS] Tuesday 2nd Shift / 3 days
|Suggested CPT Code
|Test Summary Sheet
*Rejection criteria pertain to clinical specimen submissions only.
**Stated minimum volume allows for a single analysis. Repeat analysis will not be performed.