Specimen Requirements

Title

DIAZEPAM (VALIUM)

Specimen Requirement

1 Red Top/1.0 mL serum. Do no collect in serum separator tube. After 30 minutes of clotting, centrifuge, separate and refrigerate serum.

Methodology

Stability

Room Temp 48 hours; Refrigerated 14 days; Frozen 14 days

Reference Range

By Report*

Turnaround

2-3 days Performed Mon, Wed, Fri

Clinical Use

Therapeutic drug monitoring of anxiolytic drug. Nordiazepam is the active metabolite of the parent drug. Elimination half-life is 20-90 hours.

Test Code

DIAZ