Sildenafil and Metabolite, Urine Test (4197U)
| Analysis Code |
4197U |
| Test Name |
Sildenafil and Metabolite, Urine |
| Test Includes |
N-Desmethylsildenafil [LC-MS/MS], Sildenafil [LC-MS/MS] |
| Compound Synonym(s) |
Sildenafil Metabolite
Viagra® |
| Purpose |
Therapeutic Drug Monitoring |
| Category |
Antihypertensive, Erectile Dysfunction |
| Method(s) |
High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) |
| Specimen Requirements |
3 mL Urine |
| Transport Temperature |
Refrigerated |
| Specimen Container |
NMS Labs has no experimental or literature-based data regarding the choice of specific specimen collection containers for this test. |
| Special Handling |
None |
| Light Protection Required |
Not Required |
| Stability |
Room Temperature: 8 day(s)
Refrigerated: 15 day(s)
Frozen (-20 °C): 15 day(s) |
| Rejection Criteria |
None |
| Day(s) Test Set-up |
[LC-MS/MS] Wednesday 2 days |
| Suggested CPT Code |
[LC-MS/MS] 83789 |
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