Rufinamide Drug Level
Label Mnemonic: RUFIN
Epic Lab Code: LAB8346
Downtime Form: A-1a Miscellaneous Request
Commercial Mail-out Laboratory
5231 RCP
356-8593
Specimen(s):
Serum
Specimen Instructions:
Patient Preparation
Timing of specimen collection: Pre-dose (trough) draw - At steady state concentration.
Collection Medium:
Red top tube 5 mL (Clot Activator)
Minimum:
Preferred Minimum: 1.0 mL serum in red top tube
Absolute Minimum: 0.5 mL serum in red top tube
Rejection Criteria:
Whole blood. Gel separator tubes, light blue (citrate), or yellow (SPS or ACD solution).
Turn Around Time:
1-4 days upon receipt at reference laboratory
Reference Range:
Therapeutic Range Not well established. Dose-​related range 3-​30 μg/mL (values at dosages of 800-​7200 mg/day) Toxic Not well established
Interpretive Data:
Adverse effects may include somnolence, vomiting, headache and fatigue.
Methodology:
Quantitative Liquid Chromatography-Tandem Mass Spectrometry
CPT Code:
80339