Risperidone & Metabolite RISMET

Method(s) Quantitative Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS)
Specimen Required
Collect One 6 mL plain red top tube. Also acceptable: Lavender (EDTA) or pink (K2EDTA) top tube.
Transport 1 mL serum at 2-8ºC (Min: 0.5 mL).
Remarks Separate serum or plasma from cells within 2 hours.
Stability Ambient: 2 weeks; Refrigerated: 2 weeks; Frozen: 2 months.
Unacceptable Conditions

Separate tubes (SST), light blue or yellow tops.

Schedule Sun-Wed
Billing Code 5011551
CPTCode 80342 (Alt code: G0480)
Preferred Specimen Collection Device(s)
Reference Interval
Therapeutic range
Total (Risperidone and Metabolite)
Toxic range
Not well established
20-60 ng/mL
Not well established
No Appointment Necessary
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12 Patient Service Centers in Central New York.

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