National Toxicology Laboratories, in Bakersfield, CA, is a nationally recognized company that provides drug testing programs and analysis for federal, state and other organizations across the united states. We also offer a wide variety of personal drug testing services that are always completely confidential.

At National Tox., we offer so much more than just basic collections. In addition to managing drug testing programs for both private businesses and government organizations, we often create custom testing programs specific to the organization’s compliance needs and/or workplace policies.

Started in 1987, National Tox. is proud to be a family operated business. We pride ourselves on not only our expertise, but our friendliness as well. We welcome questions, and you can always count on our knowledgeable team to provide you with a friendly and professional experience.

Our laboratory is licensed by CLIA and the State of California Department of Health Services as a clinical laboratory.

National Toxicology Labs understands the sensitivity and concerns of those undergoing drug testing. At National Tox., we approach everything in a confidential manner, and ensure that our tests are conducted in ways that protect the clients privacy and dignity.

Naresh C. Jain, PH.D., Laboratory Director


National Toxicology Laboratories is a lab that cares.

Do you have questions?

Please give us a call at 661 – 322 – 4250 and we will be happy to help you.