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Sulfachloropyridazine in Urine (Qualitative)

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

This test checks for the presence of sulfachloropyridazine, a medication-related substance, in your urine. It may be used to monitor drug exposure or detect certain conditions requiring sulfachloropyridazine use.

Quick summary

["This test helps track medication presence in your body."]

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

Key facts at a glance

LOINC
87804-1
Short code
Sulfachloropyridazine Islt MIC
Synonyms
Sulfachloropyridazine Islt MIC
Category
chemistry
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
mic
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

What Does This Test Measure?

The test detects sulfachloropyridazine, a sulfonamide antibiotic or antimalarial compound, in your urine. It is not a standard clinical test for routine health monitoring but may be ordered in specific medical contexts, such as drug screening or monitoring treatment compliance.

Why Might You Need This Test?

You may have this test if your healthcare provider suspects sulfachloropyridazine exposure, such as in cases of suspected drug misuse, treatment for malaria or certain infections, or as part of a specialized drug monitoring program.

How Is the Test Performed?

A urine sample is collected, typically through standard midstream clean-catch or catheterized methods. The sample is then analyzed to determine the presence of sulfachloropyridazine using a qualitative method, often involving colorimetric or chromatographic techniques.

What Do the Results Mean?

A positive result indicates the presence of sulfachloropyridazine in your urine. A negative result means it was not detected. The concentration or exact presence/absence is qualitative, so no specific numeric reference range applies. Results should be interpreted by your healthcare provider in the context of your medical history and symptoms.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

This test is primarily used for specialized purposes, such as confirming sulfachloropyridazine use in cases of suspected misuse, verifying treatment adherence, or diagnosing conditions requiring this medication. It may also be part of broader drug screening protocols in clinical or research settings. Results should be evaluated alongside clinical findings and other diagnostic information.

Short name

Urine Sulfachloropyridazine Test

Frequently asked questions

Why was I asked to take this test?
Your healthcare provider may have recommended this test to assess your exposure to sulfachloropyridazine, which could be due to prescribed use, suspected misuse, or monitoring a specific medical condition.
What does a positive result mean?
A positive result means sulfachloropyridazine was detected in your urine. This could indicate recent use of the medication or exposure. Your doctor will discuss the next steps based on your clinical situation.
Can I eat or drink before this test?
Standard urine tests do not require fasting. However, avoid excessive caffeine or alcohol before collecting the sample, as they may influence urine color or composition. Follow any specific instructions your healthcare provider gives you.
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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