Ordering Recommendation
Optimize drug therapy and monitor patient adherence.
Mnemonic
Methodology
Quantitative Liquid Chromatography-Tandem Mass Spectrometry
Performed
Mon, Wed, Fri
Reported
1-5 days
New York DOH Approval Status
Specimen Required
Timing of specimen collection: Pre-dose (trough) draw - At steady state concentration.
Plain red. Also acceptable: Lavender (K2 or K3EDTA) or pink (K2EDTA).
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)
Refrigerated.
Whole blood. Gel separator tubes, light blue (citrate), or yellow (SPS or ACD solution).
After separation from cells: Ambient: 5 days; Refrigerated: 2 weeks; Frozen: 6 months
Reference Interval
Effective February 19, 2013
Therapeutic Range | Total (clomipramine and norclomipramine): 220-500 ng/mL |
Toxic Level | Greater than 900 ng/mL |
Interpretive Data
The therapeutic range listed relates to the antidepressant characteristics of the drug. A therapeutic range for treating obsessive compulsive disorder is not well established. Toxic concentrations may cause anticholinergic effects, CNS depression, cardiac abnormalities, seizures and hypotension.
This test was developed and its performance characteristics determined by ARUP Laboratories. It has not been cleared or approved by the US Food and Drug Administration. This test was performed in a CLIA certified laboratory and is intended for clinical purposes.
Laboratory Developed Test (LDT)
Note
Hotline History
CPT Codes
80335 (Alt code: G0480)
Components
Component Test Code* | Component Chart Name | LOINC |
---|---|---|
0099320 | Clomipramine/Norclomipramine, Total, SP | 3493-4 |
0099335 | Norclomipramine, SP | 3536-0 |
0099437 | Clomipramine (Anafranil), SP | 3491-8 |
Aliases
- Anafranil
- Desmethylclomipramine
- Norclomipramine