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Urine manipulation with liquid soap: A case report.

Günter Gmeiner¹, Thomas Geisendorfer¹

¹Doping Control Laboratory, Seibersdorf Labor GmbH, Seibersdorf, Austria.

Drug Testing and Analysis

|February 16, 2020

Summary

Athletes may attempt to cheat drug tests by adulterating urine samples with surfactants. This article presents two cases and an easy detection method for such sample manipulation.

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Area of Science:

Sports Science
Analytical Chemistry
Forensic Toxicology

Background:

The World Antidoping Agency prohibits doping and sample manipulation to ensure fair competition.
Urine sample adulteration is a method athletes may use to circumvent standard drug detection protocols.
Surfactants are common household chemicals that can interfere with analytical testing.

Observation:

Two instances of urine sample adulteration using surfactants were identified.
These cases highlight a specific, prohibited method of cheating.
The adulteration aimed to mask the presence of prohibited substances or methods.

Findings:

A straightforward strategy for detecting surfactant-adulterated urine samples has been developed.
This method allows for the identification of sample manipulation attempts.
The detection strategy is practical for anti-doping laboratories.

Implications:

Effective detection of sample manipulation is crucial for maintaining the integrity of sports.
This new detection method can enhance the capabilities of anti-doping agencies.
Deterrence of cheating through reliable detection methods is essential for fair play.