Drug Screening Near Me - West Bexar, TX

Employment, DOT, Court Ordered, Personal
Urine| Hair Follicle | Oral Fluid | Blood | ETG

With over 30 testing centers in the West Bexar area, we offer drug and alcohol testing for employment, probation and DOT requirements. Additional services include DOT consortium enrollment, DNA Testing and background checks. Order your tests and services online or call (800) 221-4291.

34 Drug-Testing Centers in West Bexar

Minutes Away, Test Today

3903 Wiseman Blvd Suite 219

3.60 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3903 Wiseman Blvd Suite 219
San Antonio, TX 78251

9234 N Loop 1604 W Ste 110

4.48 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
9234 N Loop 1604 W Ste 110
San Antonio, TX 78249

6430 Bandera Rd Ste 98

7.42 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
6430 Bandera Rd Ste 98
San Antonio, TX 78238

6222 Deiavala #104

7.75 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
6222 Deiavala #104
San Antonio, TX 78249

6100 Bandera Road, Suite 400

7.86 mi
🕑 Testing Hours: Mon–Fri: 8:30 AM-4:00 PM✓ Walk-in with Electronic Donor Pass
6100 Bandera Road, Suite 400
San Antonio, TX 78238

12703 Mountain Air Ste 105

8.28 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
12703 Mountain Air Ste 105
San Antonio, TX 78249

5720 Bandera Rd Ste 14

8.33 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
5720 Bandera Rd Ste 14
San Antonio, TX 78238

5282 Medical Dr Ste 190

8.58 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
5282 Medical Dr Ste 190
San Antonio, TX 78229

2040 Babcock Rd Ste 101

9.16 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2040 Babcock Rd Ste 101
San Antonio, TX 78229

2040 Babcock Rd Ste 303

9.16 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2040 Babcock Rd Ste 303
San Antonio, TX 78229

5222 De Zavala Rd Ste 304

9.17 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
5222 De Zavala Rd Ste 304
San Antonio, TX 78249

8042 Wurzbach Rd Ste 140

9.22 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
8042 Wurzbach Rd Ste 140
San Antonio, TX 78229

4411 Medical Drive, Ste 170

9.50 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4411 Medical Drive, Ste 170
San Antonio, TX 78229

12651 Vance Jackson Rd Ste 114

9.52 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
12651 Vance Jackson Rd Ste 114
San Antonio, TX 78230

4436 Culebra Rd Ste 3

9.58 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4436 Culebra Rd Ste 3
San Antonio, TX 78228

4241 Woodcock Dr Ste A125

10.04 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4241 Woodcock Dr Ste A125
San Antonio, TX 78228

3355 Cherry Ridge St Ste 103b

11.00 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3355 Cherry Ridge St Ste 103b
San Antonio, TX 78230

7555 Nw Loop 410 Ste 114

11.44 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
7555 Nw Loop 410 Ste 114
San Antonio, TX 78245

900 Ne Loop 410 Ste D309

11.44 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
900 Ne Loop 410 Ste D309
San Antonio, TX 78209

2000 Se Loop 410 Ste 135

11.44 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2000 Se Loop 410 Ste 135
San Antonio, TX 78220

6420 Nw Loop 410 Ste 102

11.44 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
6420 Nw Loop 410 Ste 102
San Antonio, TX 78238

5714 Nw Loop 410 Ste 500

11.44 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
5714 Nw Loop 410 Ste 500
San Antonio, TX 78238

16755 Huebner Rd

13.41 mi
🕑 Testing Hours: ✓ Walk-in with Electronic Donor Pass
16755 Huebner Rd
San Antonio, TX 78248

115 Duncan Dr

13.95 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
115 Duncan Dr
San Antonio, TX 78226

6521 San Pedro Ave

13.95 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
6521 San Pedro Ave
San Antonio, TX 78216

3015 General Hudnell Dr

14.01 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3015 General Hudnell Dr
San Antonio, TX 78226

431 Isom Rd Ste 123

14.17 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
431 Isom Rd Ste 123
San Antonio, TX 78216

1534 Contour Dr Ste 102

14.23 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1534 Contour Dr Ste 102
San Antonio, TX 78212

1501 Houston St

15.01 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1501 Houston St
Castroville, TX 78009

1303 Mccullough Ave Ste 136,

15.28 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1303 Mccullough Ave Ste 136,
San Antonio, TX 78212

343 W Houston St Ste 308

15.40 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
343 W Houston St Ste 308
San Antonio, TX 78205

1200 Brooklyn Ave Ste 165

15.42 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1200 Brooklyn Ave Ste 165
San Antonio, TX 78212

400 E Quincy St

15.48 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-8:00 PM✓ Walk-in with Electronic Donor Pass
400 E Quincy St
San Antonio, TX 78215

710 Augusta St

15.69 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
710 Augusta St
San Antonio, TX 78215

Nationwide Convenience

Find a drug screening near you in minutes. Our team will schedule your visit and email your authorization form right away, no walk-in confusion.

Trusted Results

Lab-based testing with MRO review available. Chain-of-custody and defensible documentation for employers, legal needs, and compliance.

Fast Turnaround

Rapid screens with same-day results options, plus confirmatory lab testing. Clear timelines and proactive status updates.

Drug Screening Services Near You

Urine Drug Screening

  • 5, 10, 12, 14 panel options
  • Lab-based & rapid screens
  • DOT and non-DOT

Hair Drug Screening

  • 90-day lookback
  • Observed collection
  • Work, court, personal

Oral Fluid Drug Screening

  • On-site friendly
  • Recent-use detection
  • DOT oral fluid coming soon

Specialty Screening Panels

  • Child Guard Exposure
  • Alcohol (EtG/EtS)
  • Custom employer panels

For Employers

  • Pre-employment, random, post-accident, and reasonable suspicion
  • DOT compliance (FMCSA, FAA, FRA, FTA, PHMSA, USCG)
  • Electronic CCF, consolidated reporting, and MRO review
Employer Solutions

For Individuals

  • Personal, court, probation, school, and athletic programs
  • Confidential ordering with clear instructions
  • Results delivered securely
Order a Screening


What Is a Urine Drug Screen?

A urine drug screen (UDS) is a prevalent method employed for the analysis of urine samples, designed to detect the presence of various drugs and their metabolic byproducts. This method is especially favored in workplaces and regulatory programs across West Bexar, TX due to its non-intrusive approach, reasonable cost, and capability to identify a broad spectrum of substances over a practical time frame.

  • Samples are gathered following strict chain-of-custody protocols essential for regulated testing scenarios.
  • The test identifies both parent drugs and their metabolites expelled through urine.
  • This screening reveals past drug exposure during a defined detection window and does not confirm present impairment.

Why Organizations Use Urine Drug Screening

  • West Bexar, TX employers frequently conduct pre-employment urine drug screenings to uphold a secure and drug-free company environment.

  • This testing method is crucial for random checks, post-incident evaluations, assessments on reasonable suspicion, and verifying fitness to return to duty.

  • It ensures compliance with the stringent regulations governing safety-sensitive professions within the state.

  • It also serves as a tool to supervise adherence to prescribed medical regimens or therapeutic interventions.

How It Works

Collection

  • An individual in West Bexar, TX provides a specimen in a secured container, either observed or unobserved, depending on stipulated program regulations.
  • Checks on specimen validity may entail tests for creatinine levels, specific gravity, and pH balance.

Testing Methodology

Interpreting Results

  • Within West Bexar, TX, the initial stage of drug testing involves an immunoassay screen, offering a quick and cost-efficient assessment avenue.
  • When a test result is presumptively positive, confirmatory testing, such as GC/MS or LC/MS/MS, is conducted to substantiate findings.
  • The test results, classified as positive or negative, depend on the established cutoff concentrations (measured in ng/mL).

Detection Windows

In West Bexar, TX, detection periods vary by substance type, usage frequency, personal metabolic rate, hydration state, body composition, and the test's sensitivity. Commonly, many drugs are detected for 1–3 days; however, substances like cannabinoids under chronic use can remain detectable for more extended periods.

Key Considerations for Regulated Programs

  • It's important to adhere to federal regulations while employing certified laboratories in West Bexar, TX.
  • Qualified collectors must be used, maintaining a strict chain of custody to ensure sample integrity.
  • To prevent tampering or adulteration, specimen validity testing is crucial.
  • An experienced Medical Review Officer (MRO) in West Bexar, TX should review results where necessary.
  • Documenting procedures comprehensively and maintaining records are vital, alongside defining clear follow-up actions after receiving positive results.

Benefits and Limitations

Benefits

  • In West Bexar, TX, this method is celebrated for its broad recognition and cost-effectiveness in detecting a wide range of substances.
  • Employers benefit from a balanced detection timeframe that is appropriate for workplace monitoring purposes.

Limitations

  • This testing method does not convey real-time intoxication levels in West Bexar, TX.
  • Possibility of false-positive or false-negative results exists unless further confirmation is conducted.
  • There is a risk of omitting recent usage that falls outside the defined detection window.

Best Practices for Implementation

  • Develop and communicate a clearly written policy in West Bexar, TX, detailing testing reasons, specific panels, cutoff levels, confidentiality, and consequences.
  • Employ a two-step technique: use initial screening assays followed by thorough confirmatory testing.
  • Educate employees and donors on the testing process and the expectations.
  • Monitor trends in positive results to help inform safety and wellness strategies.
  • Collaborate with reputable collection services and certified laboratories.

Summary

In West Bexar, TX, urine drug screening stands as an essential tool in efforts to ensure safety, compliance, and calculated risk management. When utilizing certified procedures, upholding a defensible chain-of-custody, ensuring confirmatory testing, and involving a qualified review, organizations are well-equipped to identify previous substance exposure, thereby maintaining a safe and efficient working environment.





What Is a Hair Drug Screen?

In West Bexar, TX, hair drug testing involves the analysis of a small hair sample to detect drugs and their metabolites that have been circulated through the bloodstream and embedded into the hair. As hair grows slowly, it retains drug metabolites over extended periods, providing an unparalleled detection window suitable for recognizing chronic or extended drug use.

  • A typical requirement is about 100–120 strands clipped near the scalp to the scalp, equating to roughly 1.5 inches in length.
  • This length equates to a detection period spanning about 90 days depending on the hair's length in West Bexar, TX.
  • Capable of screening for a wide array of drugs like amphetamines, opioids, cocaine, marijuana, and PCP.

Why Organizations Use Hair Drug Screening

  • In West Bexar, TX, hair drug tests are an effective pre-employment screening tool, designed to unearth long-term substance use.

  • These tests can also be conducted randomly or periodically, particularly in safety-sensitive work environments.

  • Monitoring compliance within treatment programs or legal protocols is common.

  • Hair testing effectively confirms maintenance of a drug-free lifestyle according to company policies.

How It Works

Collection

  • A designated collector, following chain-of-custody guidelines, will cut a small hair sample typically from the crown.
  • In West Bexar, TX, samples are sealed, labeled, and dispatched to a certified laboratory.
  • If scalp hair is not available, alternative collection sites such as body hair may be employed.

Testing Methodology

  • Samples undergo washing and preparation to eliminate external contamination, ensuring accuracy.
  • Initial drug class detection utilizes immunoassay screening technology.
  • Positive screening results are validated using precise techniques like GC/MS or LC/MS/MS.
  • Cutoff thresholds are outlined in nanograms per milligram (ng/mg) as per SAMHSA and lab standards.

Interpreting Results

  • Negative: Denotes non-detection of any drug or metabolite above the lab's cutoff level.
  • Positive: Means the presence of drugs or metabolites confirmed through secondary analysis.
  • Inconclusive/Rejected: Reflects an inadequate or tainted sample, necessitating a recollection.

Detection Windows

Hair testing, with its generous detection window, stands unmatched in long-term drug monitoring. A typical 1.5-inch segment of hair represents roughly 90 days of possible drug exposure in West Bexar, TX. Lengthier segments could extend the window, contingent on hair growth rates averaging 0.5 inches monthly. Unlike urine or oral samples, hair tests do not detect very recent drug use within the last 7 to 10 days.

Key Considerations for Regulated and Non-Regulated Testing

Benefits

  • A prolonged detection window of up to 90 days or more is a notable advantage.
  • Compared to urine specimens, hair samples are difficult to adulterate or substitute.
  • This method offers a lucid depiction of chronic or frequent usage patterns.
  • The collection process is swift, non-invasive, and does not require the use of restroom facilities.

Limitations

Best Practices for Implementation

  • Draft and implement a comprehensive written policy that clarifies the application and justification for hair testing.
  • Procedures regarding the proper sample size, collection location, and secure sealing should be communicated to and diligently followed by collectors.
  • Engage with laboratories that possess advanced analytical capabilities and comply with SAMHSA standards.
  • Communicate with employees to clarify the distinct differences and purposes between hair, urine, and oral fluid testing methodologies.
  • Ensure confidentiality is maintained, alongside consistent documentation for all testing-related activities.

Summary

In West Bexar, TX, hair drug screening is heralded as a formidable method for unearthing long-term drug use, thus serving as an excellent solution for employers, legal entities, and treatment programs pursuing a thorough overview of an individual's substance history. With collections performed by trained specialists and analyses undertaken in certified laboratories, hair testing ensures defensible, tamper-resistant results that uphold integrity and safety in the workplace environment.

West Bexar Drug Testing

Quickly find trusted local drug testing centers in West Bexar, TX — fast, convenient, and reliable every time!

West Bexar DOT Drug Testing

Quickly find a local DOT drug testing center in West Bexar, TX — fast, reliable, convenient nationwide service!

West Bexar DNA Testing

DNA testing for legal and non-legal purposes including child support, and child custody around West Bexar, TX.

West Bexar Industry Training

Including specimen collector training, DER training, reasonable suspicion training and much more in West Bexar, TX.v

West Bexar Hair Drug Testing

Get fast, accurate hair drug testing at our convenient West Bexar, TX locations—results you can trust, every time!

West Bexar Alcohol Testing

Fast, reliable alcohol testing to keep your workplace safe and compliant every single day in West Bexar, TX.

West Bexar Drug Testing Services

Reliable nationwide drug testing services ensuring accuracy, compliance, and quick results for businesses and individuals in West Bexar, TX.

West Bexar 5 Panel Drug Test

Accurate 5 panel drug testing with fast, confidential results—trusted by West Bexar, TX employers and individuals nationwide.

West Bexar 10 Panel Drug Test

Comprehensive 10 panel drug testing with fast, reliable results—trusted for West Bexar, TX workplace and personal testing needs.

West Bexar On Site Drug Testing

Convenient on-site mobile drug testing with fast, reliable results—saving time while keeping your West Bexar, TX workplace compliant.

West Bexar DOT Physicals

Certified DOT physicals with quick, reliable exams to keep West Bexar, TX drivers compliant and on the road with confidence.

DOT Consortium

Join our DOT consortium for hassle-free compliance, random testing management, and reliable driver safety solutions.


Frequently Asked Questions

You can order online or call 800-221-4291 for same-day scheduling. After payment, an authorization form is emailed immediately for use at any of our 17,000+ testing centers.
Accredited Drug Testing provides urine, hair, oral fluid, and specialty panels such as EtG alcohol and exposure testing. Both DOT and non-DOT testing options are available nationwide.
Yes. DOT testing follows 49 CFR Part 40, using SAMHSA-certified labs, qualified collectors, strict chain-of-custody, and MRO review for all regulated modes (FMCSA, FAA, FRA, FTA, PHMSA, USCG).
Rapid tests often provide same-day results. Lab-based testing typically reports within 24–72 hours after specimen collection and laboratory analysis.
Yes. All results are handled in accordance with HIPAA and DOT privacy requirements. Accredited Drug Testing never shares personal data without consent or legal obligation.
Absolutely. We support workplace programs, legal and probation requirements, schools, athletics, and private personal testing needs across the United States.

Customer Reviews

Great experience

Great experience and great lab. Customer service agent was very helpful.

Jenna Bee - 2/19/2025

Excellant Performance

The visit here is always the best . The place is always really clean. The employees are super courteous, very polite, and professional. This is the only drug lab I like to go do my drug and alcohol test. I would like to tell them thank you so much for thier excellent performance and job

Eli Gonzalez - 1/4/2025

Had very fast and good service

Had very fast and good service, was able to get an appointment same day with the nearest facility. My questions were answered thoroughly but quick. Definitely recommend

Jacob Matzke - 11/19/2024

Accredited has been wonderful to work with!

Accredited has been wonderful to work with! My court ordered tests are on a very strange schedule but every time I call, they are quick to schedule me and are always able to find a location that works for where I’m at and when! Thank you for making this rather undesirable situation less stressful and efficient.

Madison Sanderford - 8/19/2024

Fast and efficient service

Fast and efficient service for employers wanting to do pre employment drug screening that meets DOT requirements!!

Mary Thomas - 4/5/2025

ADT is truly the best

Where do I start?!! ADT is truly the best!! I had the pleasure of speaking with Tori today! She was excellent, professional and truly went above and beyond in her kind, compassionate care and commitment to providing me with the best service possible. I was in such a time crunch, but I was able to call, order the test, pay for it over the phone and get the test I needed within the hour. Not only did this put my mind at ease, they saved my job!! I am forever grateful for this team of hard workers, that care, with such great work ethics! Thank you from the very bottom of my heart!!! If you need a drug, alcohol, etc… screening, this team will be your lifesavers!!

Sarah Patterson - 4/8/2025

Clear and Competent

I was so surprised with the quality of customer service I received today when I called Accredited Drug Testing. The representative was so clear and competent. She was able to reschedule an appointment at my preferred location. The representative whose name is Justice, was so polite and competent. She expedited the whole process. It was a relief to me.

Rachel Padian - 9/6/2024

Excellent service!

Excellent service! Trish went above and beyond to find me a testing site as close to my home as possible. Results were faster than expected, as well. Thanks for your help, Trish and Accredited!

Es Hache - 4/13/2025

ADT was able to get me the best tests

Dealing with allegation’s of drug use that completely false is stressful, ADT was able to get me the best tests, going back the farthest in the same day with as little hassle as possible, I spoke with 1 person and wasn’t transferred once, and they took my payment, and got me my work order for a clinic as close as possible for the service I needed. 5*

Christopher Hansis - 12/19/2024

Polite

I ran into a situation because the Guthrie had closed and I had to go to well care and they were right on it. I had no problems when I called to get connected with welcare everything worked out and I didn't even have to wait.they were polite and talked with the receptionist for me once I got them on the phone.

Sayre - 8/19/2024


(800) 221-4291