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PRIMIDONE
Test CodeLAB8415 (MISCELLANEOUS)
Alias/See Also
- Primidone
- Phenobarbital
CPT Codes
80188, 80184
Preferred Specimen
1 Red tube
Patient Preparation
None
Minimum Volume
0.5 mL
Other Acceptable Specimens
1 Lavender tube (EDTA)
OR
1 Green tube (Lithium Heparin)
OR
1 Green tube (Lithium Heparin)
Instructions
Centrifuge for complete separation of serum or plasma from red cells. Refrigerate until tested.
Transport Container
Transfer/aliquot tube
Transport Temperature
Refrigerate
Specimen Stability
2-8°C up to 7 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Hemolysis
Methodology
EIA
Setup Schedule
M, T, W, Th, F, Sa, Sun
As received; STAT testing is available
As received; STAT testing is available
Reference Range
Primidone: 5 - 12 µg/mL
Phenobarbital: 15 - 40 µg/mL
Phenobarbital: 15 - 40 µg/mL
Clinical Significance
Optimize drug therapy and monitor patient adherence; the active metabolite of primidone is phenobarbital.
Performing Laboratory
Alverno Central Lab
