Test directory: Fentanyl Screen, Urine

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,
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 April 8, 2026.
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
This specimen was... This specimen was screened by EIA/EMIT. Screening tests are immunoassays that might detect other drugs with similar structures. Unconfirmed screening test results are for medical use only. Confirmation testing of positive screening results is recommended.
Note1

Note1:

This specimen was screened by EIA/EMIT. Screening tests are immunoassays that might detect other drugs with similar structures. Unconfirmed screening test results are for medical use only. Confirmation testing of positive screening results is recommended..