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Cocaine concentration in urine (qualitative screening)

Published: August 9, 2026Updated: August 16, 2026

This test checks for the presence of cocaine or its metabolites in your urine, often used to detect recent drug use.

Quick summary

["A simple urine test to screen for cocaine exposure."]

Medically reviewed by WellAlly Editorial TeamLast reviewed August 16, 2026Editorial policy

Key facts at a glance

LOINC
19359-9
Short code
Cocaine Ur Ql Scn
Synonyms
Cocaine Ur Ql Scn
Category
chemistry
Sample
urine
Container
Sterile urine container
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
screen
Specimen volume
10 mL
Stability
Room temperature: 2h, Refrigerated: 24h, Frozen: 7d
Hemolysis max
0
Lipemia max
0
Icterus max
0
TAT
4–24 hours
Order
routine

What This Test Measures

The test detects cocaine metabolites, such as benzoylecgonine, which are broken down from cocaine in the body. It is designed to identify recent drug use, typically within the past few days.

Why It’s Ordered

Doctors may order this test for workplace drug screening, legal reasons, pre-employment checks, or to monitor substance use in medical or behavioral health settings.

How the Test Works

Your urine sample is analyzed using immunoassay methods to identify the presence of cocaine metabolites. This is a quick, non-invasive way to screen for drug exposure.

What to Expect Before the Test

No special preparation is needed. You may be asked to provide a urine sample in a clean container, often collected in a clinic or at home with instructions.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Short name

Urine cocaine screen

Frequently asked questions

What does a positive result mean?
A positive result indicates the presence of cocaine metabolites in your urine, suggesting recent use. However, it does not confirm the exact amount or timing of use. Follow-up testing may be needed for further evaluation.
Can false positives occur?
Yes, false positives can happen due to certain medications, other drugs, or even exposure to secondhand smoke. If you receive a positive result, your healthcare provider may order additional tests to clarify the cause.
How long does it take to get results?
Results are typically available within a few hours to a couple of days, depending on the lab’s processing time and your location.
  1. 1
    MedlinePlus — Laboratory TestsSource
  2. 2
    Lab Tests OnlineSource
  3. 3
    Mayo Clinic — Tests & ProceduresSource

Click any link to access the full source. PubMed Central (PMC) links provide free full-text access.

This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 16, 2026. · Read our editorial policy