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Test ID FNEFA Nefazodone (Serzone)

Method Name

High Performance Liquid Chromatography with Ultraviolet Detection (HPLC-UV)

Reporting Name

Nefazodone (Serzone)

Specimen Type


Specimen Required

Submit only 1 of the following specimens:



Draw blood in a green-top (sodium heparin) tube(s), plasma gel tube is not acceptable. Spin down and send 2 mL sodium heparin plasma refrigerated in a plastic vial.



Draw blood in a plain red-top tube(s), serum gel tube is not acceptable. Spin down and send 2 mL of serum refrigerated in a plastic vial.

Specimen Minimum Volume

0.3 mL

Specimen Stability Information

Specimen Type Temperature Time
Varies Refrigerated (preferred) 7 days
  Frozen  180 days
  Ambient  72 hours

Reference Values

 Expected Nefazodone concentrations on recommended daily dosage regimens: 100 - 4000 ng/mL


Day(s) and Time(s) Performed

Monday through Sunday

Performing Laboratory

Medtox Laboratories, Inc.

CPT Code Information


LOINC Code Information

Test ID Test Order Name Order LOINC Value
FNEFA Nefazodone (Serzone) In Process


Result ID Test Result Name Result LOINC Value
Z1200 Nefazodone (Serzone) In Process