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The Reliable Results You Need, When You Need Them Drug, Alcohol,
and DNA Testing
Fastest Labs of SW Houston
Today's Hours: 8:30 AM - 4:00 PM See More Hours
10021 Main St
Suite B3B, Houston, TX 77025
(713) 597-7894
Walk-ins Welcome! After hours and post-accident 24/7 service available.

DNA and Drug Testing in Houston

Fastest Labs of SW Houston provides a large selection of DNA, drug, and paternity testing services that can help individuals and businesses get the answers they need quickly. Our experienced team of professionals has the expertise to deliver quality results promptly while adhering to the highest ethical standards.

Whether you need DNA testing to confirm biological relationships between family members or verify the evidence in criminal investigations, or drug testing to ensure employees are free from drugs at work, we’re the team to get the answers you require.

We provide DNA tests such as autosomal DNA, Y-DNA, mtDNA, and X-SNP DNA tests to give accurate results in as soon as 24 hours. Our certified DNA analysts and sample collectors have years of experience in analyzing genetic samples to obtain reliable results that meet the required standards. Plus, your personal information is confidential and always protected.

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Check Out Our Special Offers

Black Friday Special - $169 Informational DNA Paternity Testing (Father and up to 2 children)
Cannot be combined with any other offers. Must present coupon at time of service. Coupon not valid on past services.
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Testing Methods Offered at Our Houston Location

For drug testing needs, we offer urine drug tests, instant drug tests, hair follicle tests, oral fluid drug tests, and breath alcohol tests. All our testing methods are reliable and provide accurate results between 1 to 3 business days. DNA or paternity-related legal matters will require DNA samples to be collected by an approved DNA collection facility that meets all the standards required by law.

At Fastest Labs of SW Houston, we take pride in delivering prompt services with accurate results so that you can get answers quickly and make informed decisions confidently.

Probation Drug Testing available!

Call (713) 597-7894 today to learn more about our DNA and drug testing services!

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Our Partners

  • Laboratory Corporation of America
  • Quest Diagnostics
  • Omega Labs
  • Clinical Reference Laboratory
  • DISA

Request an Appointment

Walk-ins and same day appointments are welcome! Please call to inquire about weekend and after-hour appointments.
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