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Kanamycin in Urine (Quantitative)

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

This test measures the amount of kanamycin, an antibiotic, found in your urine. It may be used to monitor kidney function or drug levels in certain treatments.

Quick summary

["This test helps track how your body processes kanamycin, an antibiotic often used for serious infections."]

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

Key facts at a glance

LOINC
49080-5
Short code
Kanamycin Islt Slgr Mcbct AB 1.0
Synonyms
Kanamycin Islt Slgr Mcbct AB 1.0
Category
chemistry
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
method-for-slow-growing-mycobacteria-antibiotic-concentration-at-ug-ml
CPT
86038
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 Is This Test Done?

Your healthcare provider may order this test if you’re receiving kanamycin therapy to ensure proper dosing, check for kidney function, or detect drug levels in your system. It’s also used in research or specialized clinical settings to study antibiotic effects.

What to Expect Before the Test

No special preparation is needed. You’ll provide a urine sample, typically collected in a clean container. Follow any instructions your lab staff gives you to ensure accuracy.

What the Results Mean

Results are compared to a reference range specific to kanamycin, but exact values depend on the test’s sensitivity and clinical context. High levels may indicate improper metabolism or kidney issues, while low levels could suggest insufficient drug absorption.

Common Reasons for Testing

This test is most commonly used in intensive care settings, nephrology (kidney care), or during research studies involving kanamycin. It helps balance antibiotic use to avoid toxicity or resistance.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Short name

Urine Kanamycin Level

Frequently asked questions

What does a high urine kanamycin level mean?
A high level may indicate your kidneys are not filtering the drug efficiently, which could lead to toxicity. It may also suggest improper dosing or absorption issues. Your provider will discuss this with you based on your medical history and treatment plan.
How is this test different from a blood kanamycin test?
This test specifically measures kanamycin in urine, while a blood test would check the antibiotic’s concentration in your bloodstream. Urine levels can reflect kidney function and drug excretion differently than blood levels.
Can I drink water before this test?
Yes, you can drink water as usual unless instructed otherwise by your healthcare provider. Avoid excessive fluid intake just before testing, as it may dilute the sample and affect 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