RISPERIDONE

Specimen Required
Draw blood in a plain red-top tube. Centrifuge, separate and send 3.0 mL serum (1.5 mL minimum) refrigerated in a screw-capped plastic vial.

Rejection Criteria
SST

Methodology
Liquid Chromatography/Tandem Mass Spectrometry

Stability
Room Temeprature: 7 days; Refrigerated: 31 days; Frozen: 2 months

Reference Range
By report

Performed
Tuesday, Thursday, Saturday

Turnaround Time3-5 days
Test CodeRISP
CPT-4 Code (s)
80342
LOINC Codes
OH-Risperidone   9383-1  
Risperidone   9393-0  
Risperidone + OH Risperidone   9394-8  

Warde
Medical
Laboratory