FLURZ – “Flurazepam (Dalmane)”

Update to specimen requirements, alternate specimen, stability, and reference range.

Specimen Preparation: Centrifuge, separate serum from cells within two hours and send 1.0 mL serum in a screw capped plastic vial.

Minimum Volume: 0.5 mL

Alternate Specimen: No alternate specimen listing.

Stability: Room temperature: 48 hours
Refrigerated: 7 days
Frozen: 14 days 

Reference Range:

Assay as desalkylflurazepam
Desalkylflurazepam: 30 – 150 ng/mL
Toxic range: >300 ng/mL