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Urine Drug Test

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Urine drug tests are the most common method of testing for the use of illegal drugs and the misuse of prescription and over-the-counter medicines.
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Drug Testing

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Drug testing detects evidence of drug use. Learn about types of drug tests, when drug testing is used, and interpreting drug test results.
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Editorial Policy

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The mission of Testing.com is to provide a comprehensive, accurate, dynamic, and up-to-date website to inform the public about laboratory testing. The scientific content is developed and updated in accordance with established editorial policies.
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Pubic Lice Test

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Pubic lice are parasitic insects that live and typically reproduce in pubic hair. Learn more about the symptoms of pubic lice and how to get tested.
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Gastrin

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Gastrin is a hormone that regulates the production of acid in the stomach during the digestive process. The gastrin test helps diagnose tumors called gastrinomas, Zollinger-Ellison (ZE) syndrome, and hyperplasia of G-cells.
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Hair Follicle Drug Test

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Considering a hair follicle drug test? Learn about how long drugs can be detected in the hair, which drugs can be identified, and how hair testing works.
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The World of Forensic Laboratory Testing

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Forensic testing is the gathering of data for analysis and for use in legal proceedings, depending on the laws of particular jurisdictions. Learn how forensic testing differs from clinical laboratory testing, including the special training required for lab personnel and unique procedures employed.
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