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Test ID FADDS Antidepressant Drug Screen, Qualitative

Method Name

Immunoassay (IA)

Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS)

Reporting Name

Antidepressant Drug Screen

Specimen Type


Specimen Required

Submit only 1 of the following:



Draw blood in a green-top (sodium heparin) tube(s), plasma gel tube is not acceptable. Spin down and send 3 mL of 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 3 mL of serum refrigerated in a plastic vial,



Collect 3 mL random urine and send refrigerated in a preservative free plastic urine container.

Specimen Minimum Volume

0.6 mL

Specimen Stability Information

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

Reference Values

Antidepressant screen includes the analysis for:

Amytriptyline, Clomipramine and Desmethylclomipramine, Cyclobenzaprine, Desipramine, Doxepin and Desmethyldoxepin, Fluoxetine and Norfluoxetine, Imipramine, Maprotiline, Nortriptyline, Paroxetine, Protriptyline, Sertraline and Desmethylsertraline, Trimipramine.

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
FADDS Antidepressant Drug Screen Not Provided


Result ID Test Result Name Result LOINC Value
Z3422 Specimen Type 31208-2
Z3423 Antidepressant Screen Not Provided
Z3424 Amitriptyline Not Provided
Z3425 Nortriptyline Not Provided
Z3426 Imipramine Not Provided
Z3427 Desipramine Not Provided
Z3428 Sertraline Not Provided
Z3429 Desmethylsertraline Not Provided
Z3430 Fluoxetine Not Provided
Z3431 Norfluoxetine Not Provided
Z3432 Clomipramine Not Provided
Z3433 Desmethylclomipramine Not Provided
Z3434 Doxepin Not Provided
Z3435 Desmethyldoxepin Not Provided
Z3436 Maprotiline Not Provided
Z3437 Protriptyline Not Provided
Z3438 Trimipramine Not Provided
Z3439 Paroxetine Not Provided
Z3440 Cyclobenzaprine Not Provided

Report Available

3 to 9 days

NY State Approved