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HelpTest Code FCLBZM Clobazam and Metabolite, Serum
Additional Codes
| Mayo | CLOBZ |
| Epic ID | LAB1867 |
Special Instructions
Specimen Type
Serum RedSpecimen Required
Supplies: Sarstedt Aliquot Tube, 5 mL (T914)
Collection Container/Tube: Red top (serum gel/SST are not acceptable)
Submission Container/Tube: Plastic vial
Specimen Volume: 0.5 mL
Collection Instructions:
1. Collect blood immediately before next scheduled dose.
2. Within 2 hours of collection centrifuge and aliquot serum into a plastic vial.
Additional Information: Trough specimens are recommended as therapeutic ranges are based on specimens collected at trough (ie, immediately before the next dose).
Specimen Minimum Volume
0.35 mL
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Serum Red | Refrigerated (preferred) | 28 days |
| Ambient | 28 days | |
| Frozen | 28 days |
Transport refrigerated.
Reject Due To
| Gross hemolysis | OK |
| Gross lipemia | OK |
| Gross icterus | OK |
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Method Name
Liquid Chromatography Tandem Mass Spectrometry (LC-MS/MS)
Useful For
Monitoring clobazam therapy
Day(s) Performed
Monday through Friday
Report Available
Same day/1 to 5 daysReference Values
Clobazam
Therapeutic Range: 30-300 ng/mL
N-desmethylclobazam (Norclobazam)
Therapeutic Range: 300-3000 ng/mL
CPT Code Information
G0480
80339 (if appropriate for select payers)