Optimize drug therapy and monitor patient adherence.
Quantitative Liquid Chromatography-Tandem Mass Spectrometry
Timing of specimen collection: Pre-dose (trough) draw - At steady state concentration.
Gray (Potassium Oxalate/Sodium Fluoride). Also acceptable: Plain Red, Green (Sodium Heparin), Lavender (K2 or K3EDTA) or pink (K2EDTA).
Separate serum or plasma from cells ASAP or within 2 hours of collection. Transfer 2 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 1 mL)
Gel separator tubes. Plasma or whole blood collected in light blue (sodium citrate). Hemolyzed specimens.
After separation from cells: Ambient: 1 week; Refrigerated: 2 weeks; Frozen: 3 years (Avoid repeated freeze/thaw cycles)
Effective November 18, 2013
|Dose-Related Range:||50-240 ng/mL - Dose (Adult): 1-10 mg/d|
|Toxic:||Greater than 300 ng/mL|
Adverse effects may include respiratory depression, sedation, dizziness, weakness and lethargy.
80346 (Alt code: G0480)
|Component Test Code*||Component Chart Name||LOINC|
- ativan blood level