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(361) 929-5664


Top Rated Drug and Alcohol Testing Site in the Coastal Bend!

Preferred Site For: DISA, DOT, TDLR, FMCSA, FRA, FAA, FTA, PHMSA, and USCG!

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About Us

Blue Guard Drug and Alcohol Testing is honored to welcome you to our services! Let us provide you with professional and caring services at affordable prices! Our special interest is to assist all kinds of organizations from, industrial plants, businesses, non profit groups and to the general public with our screening services! 

We believe the abuse of legal and illegal drugs by employees in all occupational groups is occurring throughout the business industry.  Why lose production, time, and money when our certified technicians can provide on-site drug and alcohol screening with convenient methods, keeping in mind the confidentiality of the staff/customer.

Our Medical Review Officer is certified and our laboratories are accredited.  We are available twenty-four hours a day, preform on-site screenings and keep records of all test reports.  

Our Advantages

Contact Support

Every call is answered after hours.  You will always speak to a live technician who can assist you and schedule a date and time that is conducive to your schedule.

24 Hour Availability

There is always 2 or more on call technicians ready to assist you or your company.  All technicians have been certified through Department of Transportation.

On-Site Mobile

We are committed to making our services convenient to our customers.  Let us meet you at your location to administer required drug and alcohol screenings.

What Our Clients Are Saying


"Very affordable!!! Was also given a student discount.  Just show ID"

-J. Solis

"Pre Employment test was fast.  Staff was friendly"

-C. Hinojosa

"Friendly and knowledgeable staff"

- E. Linares

"These guys are respectful and provide great and effective service"

-J. Grant