Drug Screening Near Me - Wilson, TX

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

With 33 testing centers in the Wilson 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.

33 Drug-Testing Centers in Wilson

Minutes Away, Test Today

1409 10th St

4.55 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1409 10th St
Floresville, TX 78114

1311 3rd St

5.17 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1311 3rd St
Floresville, TX 78114

499 10th St

5.26 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
499 10th St
Floresville, TX 78114

540 10th St

5.29 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
540 10th St
Floresville, TX 78114

558 Us Highway 181 S

5.30 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
558 Us Highway 181 S
Floresville, TX 78114

13857 Us Highway 87 W

6.17 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
13857 Us Highway 87 W
La Vernia, TX 78121

3349 S Highway 181

19.31 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3349 S Highway 181
Kenedy, TX 78119

14050 Southton Rd Ste 100

19.98 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
14050 Southton Rd Ste 100
Elmendorf, TX 78112

302 N Butler St

22.69 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
302 N Butler St
Karnes City, TX 78118

611 S Highway 181

23.09 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
611 S Highway 181
Karnes City, TX 78118

3859 E Southcross Blvd Ste H

24.37 mi
🕑 Testing Hours: Mon–Fri: 7:00 AM-3:30 AM✓ Walk-in with Electronic Donor Pass
3859 E Southcross Blvd Ste H
San Antonio, TX 78222

3103 S.e. Military Dr Ste 104

24.75 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3103 S.e. Military Dr Ste 104
San Antonio, TX 78223

7110 Fm 78 Ste 110

26.04 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
7110 Fm 78 Ste 110
San Antonio, TX 78244

6170 Ih 10 E Bldg 2

26.14 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
6170 Ih 10 E Bldg 2
San Antonio, TX 78219

4130 S New Braunfels Ave Ste 112

26.61 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4130 S New Braunfels Ave Ste 112
San Antonio, TX 78223

1713 E State Highway 97

26.97 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1713 E State Highway 97
Pleasanton, TX 78064

280 N Interstate 35 Ste 300

27.42 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
280 N Interstate 35 Ste 300
New Braunfels, TX 78130

1504 2nd St

27.45 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
1504 2nd St
Pleasanton, TX 78064

Estes Express Terminal 427 Gembler Road

27.54 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
Estes Express Terminal 427 Gembler Road
San Antonio, TX 78219

6032 Fm 3009 Ste 120

27.88 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
6032 Fm 3009 Ste 120
Schertz, TX 78154

1264 Fm 78 Unit 115

27.88 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1264 Fm 78 Unit 115
Schertz, TX 78154

3453 N Panam Expy Ste 120

28.13 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3453 N Panam Expy Ste 120
San Antonio, TX 78219

3453 N Panam Expy Ste 110

28.13 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3453 N Panam Expy Ste 110
San Antonio, TX 78219

201 S Main St

28.30 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
201 S Main St
Pleasanton, TX 78064

723 W Main St

28.36 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
723 W Main St
Kenedy, TX 78119

115 N 1st St

28.41 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
115 N 1st St
Kenedy, TX 78119

310 W Oaklawn Rd

28.42 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
310 W Oaklawn Rd
Pleasanton, TX 78064

110 Preston St

28.43 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
110 Preston St
Pleasanton, TX 78064

1215 E Court St

28.48 mi
🕑 Testing Hours: Mon–Fri: 10:00 AM-4:30 PM✓ Walk-in with Electronic Donor Pass
1215 E Court St
Seguin, TX 78155

1347 E Court St

28.50 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-8:00 PM • Sat:,Sun: 9:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
1347 E Court St
Seguin, TX 78155

2406 Commercial Ave Ste 111

28.70 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2406 Commercial Ave Ste 111
San Antonio, TX 78221

6021 Rittiman Plz

28.77 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
6021 Rittiman Plz
San Antonio, TX 78218

1375 E Walnut St

28.87 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1375 E Walnut St
Seguin, TX 78155

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 screening test appraises a sample of urine to evaluate the presence of drugs and their breakdown products. This approach is dominantly favored in workplace and regulated contexts across Wilson, TX since it is minimally intrusive, economical, and capable of detecting a wide variety of substances within an effective detection timeframe.

  • The sample is collected while ensuring a stringent chain-of-custody for regulated assessments.
  • Identifies the presence of drugs and their metabolites expelled through urine.
  • Reflects past substance exposure within a given detection period but does not assess present intoxication levels.

Why Organizations Use Urine Drug Screening

  • In Wilson, TX, the use of pre-employment drug screening is essential to ensure a safe and drug-free professional environment.
  • It comprises random tests, examinations following accidents, assessments based on reasonable suspicion, and tests required before returning to duty.
  • Adherence to regulatory benchmarks especially crucial in jobs deemed to be safety-sensitive.
  • Continuous observation to ensure the compliance of individuals with prescribed medication or therapeutic plans.

How It Works

Collection

  • The individual provides their urine sample in a secure container, monitored or not based on the program's guidelines in Wilson, TX.
  • Sample integrity assessments might involve testing for creatinine levels, specific gravity, and acidity.

Testing Methodology

  • An initial immunoassay test is conducted to provide a quick and economical assessment.
  • If the preliminary results indicate possible drug presence, confirmatory tests like GC/MS or LC/MS/MS are conducted to validate findings.
  • In Texas, cutoff levels, measured in nanograms per milliliter (ng/mL), are used to determine whether the result is positive or negative.

Interpreting Results

  • Begins with an immunoassay screen for a swift and budget-friendly analysis in Wilson, TX.
  • Confirmatory tests (such as GC/MS or LC/MS/MS) are used for any presumptive positive findings.
  • Threshold concentration levels (in ng/mL) are used to establish positive or negative results.

Detection Windows

In Wilson, TX, detection timelines vary according to the drug type, frequency of usage, metabolism rate, hydration levels, body composition, and test sensitivity. Commonly, most drugs remain detectable for 1–3 days, while some substances like cannabinoids in persistent users can be detectable for extended periods.

Key Considerations for Regulated Programs

  • Adhering to relevant federal regulations and employing laboratories with the necessary certifications is vital.
  • Testing should be conducted by skilled individuals while maintaining a strict chain-of-custody.
  • Implementing specimen validity testing safeguards against tampering or adulteration.
  • A qualified Medical Review Officer (MRO) should undertake result evaluation when necessary.
  • Documentation processes should be accurate, with established protocols for follow-up actions after positive results.

Benefits and Limitations

Benefits

  • Widely accepted in Wilson, TX, urine testing is a cost-efficient method that covers a broad array of substances.
  • The detection window is well-balanced, making it particularly suitable for monitoring environment within workplaces.

Limitations

  • In the Wilson, TX, note that urine drug screening does not imply immediate intoxication or impairment.
  • False positives or negatives may occur without confirmatory analysis.
  • Recent substance use outside the detection window may not be captured.

Best Practices for Implementation

  • Implement a clear policy detailing reasons for testing, substances to be screened, cutoff points, confidentiality assurances, and consequences.
  • Embrace a dual-phase approach: initial screening followed by confirmatory testing upon presumptive positivity.
  • Conduct thorough educational sessions with employees and donors about testing protocols and expectations.
  • Monitor positive test trends to inform safety measures and wellness strategies within Wilson, TX workplaces.
  • Partner with reputable collection facilities and laboratories accredited by relevant authorities.

Summary

In Wilson, TX, urine drug testing is key for ensuring safety, fulfilling compliance requirements, and managing risks. Through verified procedures, secure sample handling, confirmatory testing, and expert evaluation, organizations can depend on UDS to trace prior drug use, reinforcing a safe and efficient work setting.





What Is a Hair Drug Screen?

Wilson, TX utilizes hair drug screening for the analysis of small hair samples to identify the presence of drugs and their metabolites that have circulated through the bloodstream. As these become embedded in the hair shaft, this method presents one of the longest detection periods of any testing option, making it highly effective for spotting chronic or prolonged use of substances.

  • Collection typically involves trimming 100–120 strands near the scalp (approximately 1.5 inches of hair) in Wilson, TX.
  • This provides detection over around 90 days depending on hair length, giving a detailed view of substance habits.
  • Wilson, TX allows extensive testing for substances including amphetamines, opioids, cocaine, marijuana, and PCP.

Why Organizations Use Hair Drug Screening

How It Works

Collection

  • A trained collector will trim a small sample, often from the crown, following strict chain-of-custody guidelines to ensure integrity, adhering to high standards as seen in Wilson, TX.
  • The sample is meticulously sealed, labeled, and then dispatched to a certified laboratory for analysis.
  • If scalp hair is insufficient, alternative sites, such as body hair, might be used for sample collection.

Testing Methodology

  • Initially, samples are washed and prepared to eliminate any external contamination that could affect results.
  • An initial screening utilizes immunoassay technology to identify various drug classes.
  • Any positive results undergo further verification through advanced testing techniques such as GC/MS or LC/MS/MS to ensure precise identification.
  • In Wilson, TX, cutoff levels are determined in nanograms per milligram (ng/mg) and aligned with SAMHSA and laboratory standards.

Interpreting Results

Detection Windows

Hair drug tests offer the longest detection timelines, with a typical 1.5-inch hair sample reflecting approximately 90 days of drug use history. Longer hair samples can extend this window, contingent on the growth rate, generally estimated at about 0.5 inches monthly. Unlike urine or oral fluid analysis, hair testing does not detect very recent drug use, particularly within the past 7–10 days.

Considerations for Regulated and Non-Regulated Testing:

  • The Department of Transportation (DOT) currently excludes hair testing mandates, though guidelines remain under review.
  • Non-DOT programs appreciate hair testing's efficacy as a long-term detection resource.
  • Collections should reflect professional training and exhibit a documented chain-of-custody.
  • Reliability and accuracy are ensured through laboratory certifications under SAMHSA or CAP/CLIA.

Benefits

  • The method provides an extended detection window, capturing up to 90 days or more of drug exposure.
  • Hair samples are exceedingly difficult to adulterate or swap, in stark contrast to urine samples.
  • It effectively charts a pattern of persistent or recurrent drug use.
  • This method of sample collection is prompt, non-intrusive, and does not necessitate restroom facilities.

Limitations

Best Practices for Implementation

  • Establish clearly documented policies and clarify the use of hair testing across different scenarios in Wilson, TX.
  • Train professionals to determine the appropriate sample size, collection site, and sealing methods.
  • Enlist laboratories with advanced analytical capabilities and adherence to SAMHSA guidelines.
  • Educate employees on the variances among hair, urine, and oral fluid testing.
  • Promote confidentiality and uphold standardized, consistent documentation in all testing actions.

Summary

Hair drug testing in Wilson, TX serves as a robust and dependable method for uncovering prolonged drug use, making it ideal for employers, legal institutions, and rehabilitation programs seeking to ascertain an individual's drug usage history. When conducted by certified professionals and analyzed in accredited laboratories, hair testing offers reliable, tamper-resistant results that assist in preserving employer and workplace integrity and safety.

Wilson Drug Testing

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

Wilson DOT Drug Testing

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

Wilson DNA Testing

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

Wilson Industry Training

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

Wilson Hair Drug Testing

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

Wilson Alcohol Testing

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

Wilson Drug Testing Services

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

Wilson 5 Panel Drug Test

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

Wilson 10 Panel Drug Test

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

Wilson On Site Drug Testing

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

Wilson DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Wilson, 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

Very professional and very quick

Very professional and very quick service to schedule appointments! I am pleased with the services and would definitely recommend using them for any drug testing needs!

Carrie Feerick - 4/19/2025

Explained everything so no questions

Torin was great. Explained everything so no questions

Tony Lombardo - 4/18/2025

test was quick and easy

Company New Hire Employee Process for DOT Drug test was quick and easy. No need to make appt. All employee had to do is show prepaid qr code I sent to employee show ID and was set. Would Recommend.

Maria Lopez - 11/19/2024

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

Quick, Polite, Informative

Everyone has been quick to respond, polite, informative. It's been easy to order tests. I would recommend them to anyone to use.

April Rogers - 2/15/2025

Great service

Great service easy use quick processing! Need a hair follicle for my DCFS case , quick and convenient!

Jesse Dupre - 4/12/2025

Very Fun and Easy

Trish last week and Tatiana this week, very fun and easy folks to deal with. Well be using them more and more in the future.

Tom O - 12/19/2024

Friendly and Knowledgeable

I reached out Accredited Drug Testing/Secure Screenings to partner for my drug testing business (Discovery Diagnostics Columbia SC) and the process was extremely easy. I worked with Sicilia who was amazing. She was friendly & knowledgeable, and answer all of my questions with ease.

Kendra Harley - 3/26/2025


(800) 221-4291