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CHLPZ / 072132L
CHLORPROMAZINE, SERUM

Test Code CHLPZ / 072132L 
Test CHLORPROMAZINE, SERUM 
Methodology Liquid Chromatography / Mass Spectrometry (LC/MS) 
Description Useful for evaluation of toxicity and for monitoring therapeutic levels during chlorpromazine therapy 
Specimen Draw blood in a plain red-top tube. (SERUM GEL TUBE IS NOT ACCEPTABLE.) Spin down and send 1.0 mL (minimum volume: 0.5 mL) refrigerated serum in a plastic, screw-capped vial. 
Reference Values Therapeutic: 30 - 300 ng/mL
Toxic concentration: > 750 ng/mL 
Analytic Time 1 Day 
Day(s) Test Set Up Monday through Friday 
CPT Code(s) 80342  CHLORPROMAZINE, SERUM
G0480  Drug test(s), definitive,1-7 drug class(es), if appropriate
G0481  Drug test (s), definitive, 8-14 drug class(es), if appropriate
G0482  Drug test(s), definitive, 15-21 drug class(es), if appropriate
G0483  Drug test(s), definitive, 22 or more, if appropriate