Casandra
Casandra Test Code LC58618Version 1 (DRAFT)
Performing Lab
Phenobarbital, Unbound, Serum or Plasma
Also known as: Luminal®
Clinical Use
Order TestUse
Therapeutic drug management
Special Instructions
Not provided.
Limitations
Not provided.
Test Details
Methodology
Immunoassay
Biomarkers
Phenobarbital, Unbound
AnalyteUnbound phenobarbital concentration
Concentration / Level • Quantitative (Continuous) (e.g., copies/mL, % expression)
Result Turnaround Time
3-7 days
Related Documents
For more information, please review the documents below
Specimen Requirements
Specimen
Serum
Volume
3 mL
Minimum Volume
1 mL
Container
Red‑top tube or green‑top (heparin) tube; gel‑barrier tubes not recommended
Collection Instructions
Separate serum or plasma from cells within two hours of venipuncture; submit in a plastic transport tube
Patient Preparation
Trough levels are most reproducible
Storage Instructions
Submission/transport (<3 days): Room temperature; beyond three days: refrigerated or frozen
Causes for Rejection
Gel‑barrier tubes
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | <3 days |
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