Specimen Requirements
Title
Chlordiazepoxide (Librium)
Specimen Requirement
Collect red top/1.0 mL serum. After 30 minutes of clotting, promptly centrifuge and transfer 1.0 mL serum to an amber screw top plastic vial, indicate sample type on tube and send.
PROTECT FROM LIGHT
Methodology
High Performance Liquid Chromotography/Tandem Mass Spectrometry
Stability
Room temp: 48 hours, Refrigerated: 7 days, Frozen: 14 days
Reference Range
The reference range is determined by the performing laboratory and will show on the report.
Turnaround
2-3 days peformed Monday, Wednesday, Friday
Clinical Use
For therapeutic drug monitoring of anxiolytic drug. Peak concentrations are reached several hours after oral administration. Elimination half-life is 24-48 hours.
Test Code
CHLDP