Rufinamide, Serum or Plasma
2003176
Ordering Recommendation
Therapeutic drug monitoring.
Mnemonic
RUFIN SP
Methodology
Quantitative Liquid Chromatography-Tandem Mass Spectrometry
Performed
Mon-Fri
Reported
1-4 days  
New York DOH Approval Status
This test is New York DOH approved.
Submit With Order
Specimen Required
Patient Preparation
Timing of specimen collection: Pre-dose (trough) draw - At steady state concentration.  
Collect
Plain red. Also acceptable: Lavender (K2 or K3EDTA), or pink (K2EDTA).  
Specimen Preparation
Separate serum or plasma from cells within 2 hours. Transfer 1 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.5 mL)  
Storage/Transport Temperature
Refrigerated.  
Unacceptable Conditions
Whole blood. Gel separator tubes, light blue (citrate), or yellow (SPS or ACD solution).  
Remarks
  
Stability
After separation from cells: Ambient: 2 weeks; Refrigerated: 2 weeks; Frozen: 2 weeks  
Reference Interval
 
 
Therapeutic Range Not well established.
Dose-​related range
(values at dosages of 800-​7200 mg/day)
3-​30 µg/mL
Toxic Not well established
Interpretive Data
Adverse effects may include somnolence, vomiting, headache and fatigue.

See Compliance Statement B: www.aruplab.com/CS
Statement B: This test was developed and its performance characteristics determined by ARUP Laboratories. The U.S. Food and Drug Administration has not approved or cleared this test; however, FDA clearance or approval is not currently required for clinical use. The results are not intended to be used as the sole means for clinical diagnosis or patient management decisions.
 
Note
 
CPT Code(s)
80299
Components
Component Test Code*Component Chart Name
2003177Rufinamide, Serum or Plasma
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • Banzel
  • banzel blood level
  • rufinamide blood level