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Oxycodone (Mass Concentration) in Urine

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

This test measures the amount of oxycodone, a prescription pain medication, in your urine. It helps assess recent drug use or adherence to treatment.

Quick summary

["This test checks for oxycodone exposure, useful for monitoring pain management or detecting misuse."]

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

Key facts at a glance

LOINC
70215-9
Short code
oxyCODONE Ur Cfm-sCnc
Synonyms
oxyCODONE Ur Cfm-sCnc
Category
chemistry
Sample
urine
Container
Sterile urine container
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
confirm
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

Why Is This Test Done?

Your healthcare provider may order this test if you’re taking oxycodone for pain, if you’re suspected of misuse, or as part of a drug screening process. It helps ensure safe dosing and identify potential issues like overdose or improper use.

What to Expect Before the Test

No special preparation is needed. You’ll provide a urine sample in a clean container, typically collected in a private area of the lab or clinic. Follow any instructions given by staff to ensure accuracy.

What the Results Mean

Results show the concentration of oxycodone in your urine. Higher levels may indicate recent use, while lower or undetectable levels suggest no recent exposure. Interpretation depends on clinical context, such as your treatment plan or suspected misuse.

Common Reasons for Abnormal Results

Elevated levels might be due to recent oxycodone use, improper dosing, or other medications affecting metabolism. Low or absent levels could mean you haven’t taken the medication recently or there may be an error in testing. Always discuss results with your provider.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

Clinical Significance

Short name

Urine Oxycodone Level

Frequently asked questions

How often do I need this test?
The frequency depends on your treatment plan. If you’re prescribed oxycodone, your provider may order this test periodically to monitor compliance or side effects. For drug screening (e.g., employment, legal reasons), schedules vary by situation.
What if my results are positive for oxycodone?
A positive result means oxycodone was detected in your urine. Your provider will review the context—such as your medical history, symptoms, or treatment goals—to determine next steps. They may adjust your medication, discuss alternatives, or investigate other causes.
Can I drink water before this test?
Yes, you can drink water, but avoid excessive fluid intake to avoid diluting your urine. Follow any specific instructions your lab provides to ensure accurate results.
  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