Sign in →

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 Special Container
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) 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) 12544-3


Result ID Test Result Name Result LOINC Value
Z1200 Nefazodone (Serzone) 12544-3

Report Available

5 to 9 days

NY State Approved