Thioridazine and Mesoridazine


Abbrev Code:LABCORP MISC   
Order Code:LAB4909Order Name:Laboratory Miscellaneous Order
Synonyms:Mellaril
Methodology:Liquid chromatography/Tandem mass spectrometry
CPT Codes: 80299 x2, 80299 x1
Turnaround Time:Specimens are sent to the reference laboratory Mon-Fri; results are reported within 8-15 days.


Collection Instructions

Specimen:Blood
Optimal Volume:2 mL
Minimum\Peds Volume:1.2 mL
Container:Red (no gel)
Alternate Containers: Green (lithium heparin, no gel), Green (sodium heparin, no gel)
Collection Instructions:Usual sampling time is immediately prior to next dose (trough).


Processing and Shipping

Specimen Processing:Centrifuge and aliquot 1 mL, 0.5 mL minimum. Store at room temperature.
Shipping Instructions:Ship at room temperature.
Test Performed at or Referral Lab Lab Sendouts  (LabCorp)
Referral Lab number:811927


Interpretive

Critical Range:Thioridazine: 1800 ng/mL or greater; mesoridazine: 1500 ng/mL or greater
Reference Range:Thioridazine: 250-1250 ng/mL; mesoridazine: 150-1000 ng/mL


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