Rufinamide (Banzel) 
Mnemonic RUFIN
CPT 80339
Test Code 3555045
Synonyms Banzel
Test Includes  
Specimen Serum
Volume 2.0 mL
Container Red Top Tube. Do NOT use SSTs.
Special Instructions Centrifuge* Transfer serum to Plastic Transport Tube. 
Specimen Prep  
Transport Temp Room Temperature
Stability Rm Temp 3 days
Stability Refrig Acceptable
Stability Frozen Acceptable
Methodology Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS)
Rejection Criteria Polymer gel separation tube (SST or PST) 
Reference Value Expected plasma concentrations in patients taking recommended daily dosages: up to 60.0 ug/mL. 
Performed/TAT     3 days    
Comments Trough levels are most reproducible