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Experienced and Committed
Laboratory Professionals

COVID-19 Testing

PacTox offers same day results for COVID-19 PCR testing. Drive-thru, employer site collections, and client based collections. Antibody (Sars-CoV-s) testing is also available.                             

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Clinical Toxicology

PacTox serves pain management and addiction treatment practioners nationwide with proprietary Liquid Chromatography with Tandem Mass Spectrometry (LC-MS-MS) testing protocols

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Drug Testing

With SAMHSA Certification and CAP Forensic Drug Testing Accreditation PacTox provides drug testing services to industry and government clients nationwide.

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Latest News

Our clients are kept informed of Method development, technological and regulatory changes through the PacTox client bulletin system.


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Pacific Toxicology Laboratories

Founded in 1984 Pacific Toxicology Laboratories "PacTox" is one of the country's leading specialty laboratories. Our state of the art facility in Los Angeles is a multi-discipline clinical laboratory center performing Clinical Toxicology, Industrial Drug Testing, Therapeutic Drug Monitoring, Biological Monitoring, Forensic Toxicology, Medical Surveillance, and COVID-19 Testing.

PacTox features a broad range of resources, our knowledgeable staff makes every effort deliver the best in service and quality with every test we perform. We are licensed federally and by multiple state regulatory programs. The laboratory adheres to guidelines stipulated by the Clinical Laboratory Improvement Amendments (CLIA), College of American Pathologists (CAP), and the Substance Abuse and Mental Health Services Administration (SAMHSA).