| Ordering Code | 7761 |
|---|---|
| Test Name | Fentanyl Screen, Urine |
| Alias | Fentanyl |
| Preferred Specimen | Urine |
| Preferred Container | Clean Container |
| Other Specimen/Container | 24 Hr Urine in Clean Container, Random Urine in Clean Container, Urine in Sterile Container |
| Optimum Volume | 10 mL |
| Collection Instructions | Medical Drug Screen |
| Handling Instructions | Aliquot urine into aliquot tube or non-additive red top Samples with high turbidity should be centrifuged before analysis. |
| Transport Requirements | Oahu: Refrigerated Airline: Refrigerated |
| Specimen Stability | Ambient: 4 Weeks Refrigerated: 4 Weeks Frozen: 6 Months |
| Rejection Criteria | Contaminated, Insufficient quantity, Leaking specimen, pH<3, pH>11, Specimen older than stability limits, Incorrect sample type |
| Avail. Stat | YES |
| Analytic Time | 1 Day |
| Methodology | Enzyme Immunoassay |
Reference range(s)
The reference ranges listed below are valid on this date of November 22, 2025.
| Component | Age | Male Norm | Male Critical Low | Male Critical High | Female Norm | Female Critical High | Female Critical Low | Units | Add'l info |
|---|---|---|---|---|---|---|---|---|---|
| Fentanyl | ALL | Neg If <5 | Neg If <5 | ng/mL | SCREENING TEST... Note1 |
Note1:
SCREENING TEST IS AN IMMUNOASSAY THAT MIGHT DETECT OTHER DRUGS WITH
SIMILAR STRUCTURES. UNCONFIRMED SCREEN RESULTS ARE FOR MEDICAL USE
ONLY. GC-MS CONFIRMATION OF POSITIVE RESULTS IS RECOMMENDED
.
