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A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # |
Phenobarbital
Test Code708
CPT Codes
80184
Preferred Specimen
1 mL serum collected in a red-top tube (no gel)
Patient Preparation
Collect just prior to next dose
Minimum Volume
0.2 mL
Other Acceptable Specimens
Plasma collected in: Sodium heparin (green-top) tube, lithium heparin (green-top) tube or EDTA (lavender-top) tube
Transport Container
Transport tube
Transport Temperature
Room temperature
Specimen Stability
Room temperature: 5 days
Refrigerated: 7 days
Frozen: 30 days
Refrigerated: 7 days
Frozen: 30 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Serum separator tube (SST)
Methodology
Immunoassay (IA)
Setup Schedule
Mon-sat
Report Available
1-3 days
Reference Range
15.0-40.0 mg/L
Clinical Significance
Phenobarbital is an anticonvulsant used for the long-term treatment of generalized tonic-clonic (grand mal) seizures and cortical focal seizures. Phenobarbital levels are monitored to assure adequate therapeutic levels are achieved and to avoid toxicity.
Performing Laboratory
Quest Diagnostics-Lenexa |
10101 Renner Blvd |
Lenexa , KS 66219-9752 |