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Oxycodone Concentration in Specified Specimen (Drug Screening)

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

This test measures the amount of oxycodone, a prescription opioid pain medication, in your body fluids. It helps assess drug use, monitor treatment, or investigate symptoms like confusion or respiratory issues.

Quick summary

["Oxycodone levels help doctors track pain management or detect unintended exposure."]

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

Key facts at a glance

LOINC
57865-8
Short code
oxyCODONE Spec-sCnc
Synonyms
oxyCODONE Spec-sCnc
Category
chemistry
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Specimen volume
5 mL
Stability
Room temperature: 4h, Refrigerated: 24h, Frozen: 7d
Hemolysis max
500
Lipemia max
1000
Icterus max
500
TAT
4–24 hours
Order
routine

Why This Test Is Done

Your healthcare provider may order this test if you’re taking oxycodone for pain relief, experiencing symptoms linked to opioid use (e.g., drowsiness, slowed breathing), or if you’re suspected of misuse. It can also be part of routine monitoring for addiction treatment or workplace safety screening.

How the Test Works

A small sample of your blood, urine, or saliva is collected and analyzed using a sensitive chemical test (likely high-performance liquid chromatography or immunoassay) to detect oxycodone and its metabolites. The lab measures how much of the drug is present.

Sample Types and Preparation

The test can use blood, urine, or saliva, depending on the clinical need. Blood samples are typically drawn from a vein, while urine or saliva samples are collected in a cup or swab. Follow your provider’s instructions for fasting or avoiding certain foods/drinks that might affect results.

What to Expect Before the Test

No special preparation is usually needed, but if your provider specifies (e.g., fasting for blood tests), follow their guidance. For urine tests, avoid certain medications or substances that could interfere with results for 24 hours before testing.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Short name

Oxycodone Level

Frequently asked questions

Oxycodone levels vary widely based on factors like dosage, metabolism, and time since last exposure. Results are compared to clinical guidelines or thresholds set by your healthcare team, not standardized ranges. High levels may indicate misuse, overdose risk, or improper dosing.
Oxycodone levels are not reported in absolute numbers but as a qualitative or quantitative measurement relative to your medical context (e.g., ‘detectable,’ ‘elevated,’ or ‘within expected range for treatment’).
What Does a Positive Test Mean?
A positive test confirms the presence of oxycodone in your system. This could mean you’re taking the medication as prescribed, experiencing accidental exposure, or using it without a prescription. Your provider will discuss next steps based on your symptoms and medical history.
Can I Drink Alcohol Before This Test?
Alcohol itself won’t affect oxycodone test results, but combining opioids with alcohol can be dangerous. Avoid both if you’re prescribed oxycodone or if your provider advises caution. Always follow their specific instructions for test preparation.
  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