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Drug Screening Services

At Houston Advanced Surgical Services (HASS), Houston Advanced Surgical Services, LLC, your trusted provider of comprehensive drug screening and rapid testing services. With a focus on accuracy and efficiency, we offer a range of solutions to meet the diverse needs of our clients.


DOT and NON-DOT Drug Screens

We specialize in both DOT and Non-DOT drug screens, catering to employers, job fairs, schools, and more. Our instant drug screens cover a wide range of substances, providing rapid results for AMP, BAR, BUP, BZO, COC, MDMA, MTD, mAMP, OPI, OXY, PCP, PPX, TCA, and THC. We also offer instant drug testing options for added convenience.

Our certified technicians administer drug screens with precision and confidentiality, providing accurate results in a timely manner.

Instant Drug Screens

In addition to traditional drug screens, we offer instant drug testing options for rapid detection of a wide range of substances.


With our instant drug screens, you can quickly and confidently make informed decisions regarding employment, safety, or personal health concerns.

lab personnel holding plastic can urine


Schedule an Appointment today!

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We'll get back to you as soon as possible!

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