Flurazepam
0090180
Ordering Recommendation
 
Mnemonic
NDES
Methodology
Quantitative Liquid Chromatography-Tandem Mass Spectrometry
Performed
Tue, Fri
Reported
1-5 days  
New York DOH Approval Status
This test is New York DOH approved.
Submit With Order
Specimen Required
Patient Preparation
Timing of specimen collection: Pre-dose (trough) draw - At steady state concentration.  
Collect
Plain red. Also acceptable: Lavender (K2 or K3EDTA) or pink (K2EDTA).  
Specimen Preparation
Separate serum or plasma from cells within 2 hours of collection. Transfer 1 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.5 mL)  
Storage/Transport Temperature
Refrigerated.  
Unacceptable Conditions
Whole blood. Gel separator tubes, light blue (citrate), or yellow (SPS or ACD solution).  
Remarks
  
Stability
After separation from cells: Ambient: 1 week; Refrigerated: 1 week; Frozen: 2 months  
Reference Interval
Effective November 18, 2013
 
Dose-​Related Range 0.01-​0.14 µg/mL -​ Dose (Adults); 15-​30 mg/d
Toxic Greater than 0.20 µg/mL
Interpretive Data
Adverse effects may include dizziness, drowsiness, ataxia, respiratory depression and coma.  
Note
Reported as metabolite, N-desalkylflurazepam.
CPT Code(s)
82742
Components
Component Test Code*Component Chart NameLOINC
0090180Flurazepam3653-3
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • Dalmadorm
  • Dalmane
  • Desalkylflourazepam
  • N-Desalkylflurazepam