Risperidone Drug Level
Label Mnemonic: RISP
Epic Lab Code: LAB3998
Downtime Form: A-1a Doctor/Provider Orders - Pathology Core and Specialty Care Nursery
Commercial Mail-out Laboratory
5231 RCP
Serum Patient Prep: Pre-dose (trough) draw – At steady state concentration.
Collection Medium:
Red top tube 5 mL (Clot Activator)
Preferred Minimum: 1 mL serum
Absolute Minimum: 0.5 mL serum
Rejection Criteria:
Gel separator tubes, light blue (citrate), or yellow (SPS or ACD solution).
Turn Around Time:
1-5 days upon receipt at reference laboratory
Reference Range:
Therapeutic range Not well established Total (Resipedone and Metabolite) 20-60 ng/mL Toxic range Not well established
Interpretive Data:
Adverse effects to risperidone therapy may include headache, nausea, dizziness, tachycardia, orthostatic hypotension and dyskinesia.
Quantitative Liquid Chromatography-Tandem Mass Spectrometry
CPT Code: