Purpose
Therapeutic Drug Monitoring
Method(s)
High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS)
Suggested CPT Code(s)
80375
New York State Approval Status

Approved

Turnaround Time

8 days

Test Includes
1 Sildenafil Viagra® High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) ng/mL 1 Erectile Dysfunction
2 N-Desmethylsildenafil Sildenafil Metabolite High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) ng/mL 1 Antihypertensive

Specimen Type
Urine
Requested Volume
1 mL
Minimum Volume
0.4 mL
Special Handling
None
Specimen Container
Plastic container (preservative-free)

Additional Collection Instructions

Transport Temperature
Refrigerated
Light Protection
Not Required
Rejection Criteria
None

Rejection criteria pertain to clinical specimen submissions only.

Stability
Room Temperature: 7 day(s)
Refrigerated: 7 day(s)
Frozen (-20 °C): 7 day(s)
1 Sildenafil Viagra® High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) ng/mL 1 Erectile Dysfunction
2 N-Desmethylsildenafil Sildenafil Metabolite High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) ng/mL 1 Antihypertensive

Interface Map

LOINC® Information