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The Reliable Results You Need, When You Need Them Drug, Alcohol,
and DNA Testing
Fastest Labs SE San Antonio
Today's Hours: Closed See More Hours
6021 Rittiman Plaza
San Antonio, TX 78218
(210) 981-3898
*Our office will be closed on 12/26 & 1/2* Walk-ins Welcome! After hours and post-accident 24/7 service available.

Drug & DNA Testing in San Antonio, TX

Clean, Fast Testing & Reliable Results

Looking for a testing lab in San Antonio? At Fastest Labs SE San Antonio, we proudly offer a complete range of drug, alcohol, and DNA testing for individuals, businesses, government agencies, and other organizations.

Whether you are interested in learning more about your personal ancestry, would like to establish an ongoing random drug testing program for your employees, or even need court-admissible testing for a legal proceeding, Fastest Labs SE San Antonio is here to help.

Searching for a reliable DNA or drug testing lab near you? Book your appointment online or by call us at (210) 981-3898.

Why Choose Fastest Labs SE San Antonio?

We are committed to providing fast, accurate test results in our clean, state-of-the-art lab facilities.

Our friendly and professional staff can assist you throughout the entire process, answering your questions and finding the testing solution that suits your specific goals.

When you trust your drug, alcohol, or DNA testing services to us, you can count on:

  • Clean labs and mobile, on-site testing facilities
  • Friendly and professional staff members
  • Fast, non-invasive testing methods
  • Certified, accurate test results
  • Complete confidentiality and discreet testing
  • Affordable rates, including online offers

In most cases, the results of your test will be available almost immediately.

While we do recommend additionally testing for any positive alcohol or drug test results, which can take up to a few days, we work to provide the results of any test within 24 hours.

Visit our video center to see our technology and tour our labs. To schedule your drug or DNA test, call us at (210) 981-3898.

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Drug & DNA Testing Lab Near You

Reliable, Easy San Antonio Lab Testing Services

When it comes to a random drug test, post-accident alcohol test, paternity testing, immigration DNA test, or any other personal testing service, you want to be completely sure that the results are accurate, as the outcome of your test can have lasting implications.

At our San Antonio testing lab, we are committed to providing you with the fastest, most accurate testing services possible. We make it our mission to go above and beyond for our clients in order to ensure that your experience with us is a pleasant one.

Our testing services include:

Request your drug or DNA test today by contacting us online or dialing (210) 981-3898. Our tests are quick, accurate, and private.

Our DNA Lab Testing in San Antonio

While we're known for accurate and fast DNA tests, we're equally known for delivering an amazing experience.

When you arrive, you'll be greeted by our friendly staff. You'll also notice that we won't have any magazines in the waiting room. That's because you won't have time to read them.

Our DNA testing lab near you offers the following tests:

  • Paternity
  • Court admissible
  • Immigration
  • Maternity
  • Twin Zygosity
  • Infidelity
  • Genealogy and ancestry
  • DNA profiling
  • Genetic reconstruction
  • Adoption testing
  • Forensic services
  • DNA banking
  • Lifestyle
  • Early gender detection

Your DNA test will likely be conducted via a cheek swab. Cheek swabs are reliable, quick, and non-invasive.

Call our San Antonio testing lab today at (210) 981-3898 to request your appointment. We look forward to serving you!

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Our Partners

  • ExperTox
  • Lab Corp
  • Clinical Reference Laboratory
  • Alere
  • Quest Diagnostics
  • DISA
  • Omega Labs
  • Medtox Laboratories
  • Psychemedics

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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