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Different Types of Drug Test

May 09, 2018

1. Urine drug screen

Urine drug testing is one of the most normal testing methods used. Urine drug tests screen the urine for the presence of a parent drug or its metabolites. Urine drug testing is an immunoassay based on the principle of competitive binding. Drugs which may be present in the urine specimen compete against their respective drug conjugate for binding sites on their specific antibody.

 2. Hair testing

Hair analysis to detect drugs of abuse has been used by court systems in the United States, United Kingdom, Canada, and other countries worldwide. Hair testing results are legally and scientifically recognized as admissible evidence.

 3. Saliva / Oral fluid-based drug screen

Saliva / oral fluid-based drug tests can generally detect use during the previous few days. It is better at detecting very recent use of a substance.