Drug & Alcohol Testing Near Me - Brownsville, TX

Accredited Drug Testing provides drug and alcohol testing services at multiple locations throughout your local area.  

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

36 Drug-Testing Centers in Brownsville

Minutes Away, Test Today

864 Central Blvd Ste 9001.47 miles

864 Central Blvd Ste 900
Brownsville, TX 78520

2952 Boca Chica Blvd1.86 miles

2952 Boca Chica Blvd
Brownsville, TX 78521

3302 Boca Chica Blvd Ste 1092.05 miles

3302 Boca Chica Blvd Ste 109
Brownsville, TX 78521

500 Paredes Line Rd Ste 62.13 miles

500 Paredes Line Rd Ste 6
Brownsville, TX 78521

1755 W Price Rd2.33 miles

1755 W Price Rd
Brownsville, TX 78520

2031 E Price Rd Ste C2.37 miles

2031 E Price Rd Ste C
Brownsville, TX 78521

425 E Los Ebanos Blvd Ste 100-1042.38 miles

425 E Los Ebanos Blvd Ste 100-104
Brownsville, TX 78520

5235 Southmost Rd3.61 miles

5235 Southmost Rd
Brownsville, TX 78521

300 Lorenaly Dr Ste C5.02 miles

300 Lorenaly Dr Ste C
Brownsville, TX 78526

1601 E Alton Gloor Blvd Ste 1095.52 miles

1601 E Alton Gloor Blvd Ste 109
Brownsville, TX 78526

1100 N Expressway # 83 Ste 311.53 miles

1100 N Expressway # 83 Ste 3
Brownsville, TX 78521

1200 State Highway 100 Ste 515.45 miles

1200 State Highway 100 Ste 5
Port Isabel, TX 78578

351 N Sam Houston Blvd18.09 miles

351 N Sam Houston Blvd
San Benito, TX 78586

512 Victoria Ln Ste 720.98 miles

512 Victoria Ln Ste 7
Harlingen, TX 78550

1901 Bell St Ste B21.81 miles

1901 Bell St Ste B
Harlingen, TX 78550

1402 S M St Ste 323.34 miles

1402 S M St Ste 3
Harlingen, TX 78550

721 W Harrison Ave23.66 miles

721 W Harrison Ave
Harlingen, TX 78550

1214 Dixieland Rd Ste 823.71 miles

1214 Dixieland Rd Ste 8
Harlingen, TX 78552

1214 Dixieland Rd Ste 823.71 miles

1214 Dixieland Rd Ste 8
Harlingen, TX 78552

5505 S Expressway 77 Ste 10324.69 miles

5505 S Expressway 77 Ste 103
Harlingen, TX 78550

3808 Padre Blvd25.11 miles

3808 Padre Blvd
South Padre Island, TX 78597

216 N Ed Carey Dr Ste 126.62 miles

216 N Ed Carey Dr Ste 1
Harlingen, TX 78550

1221 East 10th St, Suite 101-a34.13 miles

1221 East 10th St, Suite 101-a
Weslaco, TX 78596

1102 S Airport Bldg 234.23 miles

1102 S Airport Bldg 2
Weslaco, TX 78596

1710 E 8th St34.24 miles

1710 E 8th St
Weslaco, TX 78596

624 N Tio Ave Ste B34.59 miles

624 N Tio Ave Ste B
Weslaco, TX 78596

2602 W Expressway 83 Ste 235.31 miles

2602 W Expressway 83 Ste 2
Weslaco, TX 78596

1210 W Expressway 83 Ste B35.31 miles

1210 W Expressway 83 Ste B
Weslaco, TX 78596

7701 Yvette Cir Ste 236.72 miles

7701 Yvette Cir Ste 2
Mercedes, TX 78570

427 E Duranta Ave Ste 10342.38 miles

427 E Duranta Ave Ste 103
Alamo, TX 78516

336 S 8th St43.64 miles

336 S 8th St
Raymondville, TX 78580

165 S 6th St43.79 miles

165 S 6th St
Raymondville, TX 78580

6201 South Cage Blvd Ste 646.10 miles

6201 South Cage Blvd Ste 6
Pharr, TX 78577

200 E Interstate 2 Ste Q46.32 miles

200 E Interstate 2 Ste Q
Pharr, TX 78577

220 S Cage Blvd Ste C47.16 miles

220 S Cage Blvd Ste C
Pharr, TX 78577

1106 W Sam Houston St47.21 miles

1106 W Sam Houston St
Pharr, TX 78577

Drug Testing Near Me

Searching for convenient Brownsville, TX drug testing services nearby? Partner with Accredited Drug Testing, Inc., the nation's go-to provider for prompt drug and alcohol assessments, available nationwide at over 20,000 locations. We cater to a variety of needs, including DOT-regulated tests, court-mandated screenings, pre-employment drug tests, or private individual testing. Our process is swift, discreet, and straightforward. Our certified collection sites and labs adhere to federal and Brownsville, TX state compliance standards, ensuring precise and reliable results. Give us a call at (800) 221-4291 or book online anytime to discover a convenient testing center near you. When your top priority is safety, compliance, and peace of mind, Accredited Drug Testing provides timely and dependable results.

Drug and Alcohol Testing Options

Urine Drug Testing Available Panels
5 Panel Drug Test (DOT/NON DOT)
5 Panel + Alcohol Drug Test
5 Panel + ETG Alcohol Drug Test
10 Panel Drug Test
10 Panel + ETG Alcohol Drug Test
12 Panel Drug Test
Hair Drug Testing Available Panels
5 Panel Hair Drug Test
5 Panel + ETG Hair Drug Test
10 Panel Hair Drug Test
12 Panel Hair Drug Test
14 Panel Hair Drug Test
16 Panel Hair Drug Test
Alcohol Drug Testing Available Panels
Alcohol Urine Drug Test
ETG Alcohol Test (Urine)
Breath Alcohol Test
Blood Alcohol Test
Peth Alcohol Blood Test
ETG Alcohol Test (Hair)

Customized Testing Options Available l Discounts available for Bulk Purchases l Onsite Drug Testing Services

How Urine Drug Testing Works

An Overview of Urine Drug Testing in Brownsville, TX

Urine drug screening remains the most common and trusted method across the United States, providing essential compliance with DOT regulations under 49 CFR Part 40. This approach effectively identifies recent illicit substance use through thorough analysis of a urine sample, checking for drugs, metabolites, and alcohol markers. Designed to be both consistent and confidential, the process aims to deliver precise, legally sound results, making it indispensable for employers and individuals alike.

Detailed Examination of the Urine Drug Testing Methodology

Understanding Urine Test Result Timelines

How Hair Drug Testing Works

Renowned for its remarkable reliability, hair drug and alcohol testing unveils extended substance usage tendencies by scrutinizing drug metabolites within hair strands over a generous 90-day detection span. Ideal for workplace regulations, court trials, child custody disputes, and cases necessitating long-term verification, it stands superior to urine-based methodology, especially for consistent or intermittent usage detection.

Testing Methods & Collection Process

  • 1. Donor Identity Verification: Proper identification and signing of custody-related documents establish accurate donor identification and consent.
  • 2. Hair Collection Procedure: Expertly gathered hair snippets (about 100-120) are painlessly and swiftly collected from the donor, mainly from the crown. In lack of head hair, body hair serves as a secondary source.
  • 3. Chain of Custody Documentation: A Hair Drug Test Custody and Control Form documents the collection details and subsequent handling of the sample for defensible legal results.
  • 4. Laboratory Preparation & Analysis: Laboratory processing involves washing and segmenting the hair for extraction, followed by meticulous lab testing.
  • Decontamination: Ensures cleaning of external contaminants.
  • Cutting/Grinding: Prepares hair for analytical extraction.
  • Extraction: Separates drug metabolites for comprehensive analysis.
  • Initial Screening: Distinguishes drug categories through immunoassay techniques.
  • Confirmation Testing: GC/MS or LC/MS guarantees specific substance detection.
  • 5. Metabolite Detection: Hair-bound substances document comprehensive drug consumption timelines, defying adulteration risks prevalent with other testing methods.
  • 6. MRO Review: Licensed Medical Review Officers authenticate results, ensuring accuracy and substantiating potential medical justifications.

Receiving results might take 2-3 business days from a standard hair test or up to 5 days for complex panels such as EtG/FAEE alcohol analysis.

Benefits of Hair Drug & Alcohol Testing

In Brownsville, TX and beyond, this method proves invaluable for revealing long-term substance use scenarios, despite its inability to detect short-term drug use or high costs compared to other methodologies.

Alcohol & Drug Testing-How Each Method Works

Accredited Drug Testing presents a comprehensive suite of drug and alcohol screening services tailored to meet any need, whether for employers, DOT compliance, legal cases, or individual purposes. Comprehending how each test functions allows for informed selection, ensuring precise results and adherence to federal and state, including Brownsville, TX, regulations. Our extensive national network, accredited laboratories, and seasoned Medical Review Officers guarantee the quality, confidence, and professionalism necessary for outcomes you can rely on.

Alcohol Urine Drug Test

An alcohol urine test locates recent alcohol use by recognizing ethanol metabolites in urine, commonly utilized in workplace settings, legal obligations, and post-incident scenarios. Although it does not gauge present impairment, it offers a brief detection span lasting a few hours, providing a rapid, economical screening method.

ETG Alcohol Test (Urine)

The EtG (Ethyl Glucuronide) urine test is highly sensitive, identifying alcohol use up to 80 hours post-intake. As a direct ethanol metabolite, it's extensively applied by courts, rehab, and monitoring agencies, giving a longer window than standard urine tests with reliable results.

Breath Alcohol Test

A breath alcohol test ascertains current impairment by evaluating alcohol concentration in deep lung air. Conducted with DOT-approved devices, it delivers instant, lawful results crucial for DOT employees, workplace environments, incidents, or suspicious circumstances.

Blood Alcohol Test

A blood alcohol test provides an accurate measure of circulating ethanol, preferred by hospitals and law enforcement for precision, especially in DUI, critical care, and legal matters.

PEth Alcohol Blood Test

PEth (Phosphatidylethanol) blood tests identify heavy alcohol consumption by tracing alcohol biomarkers within red blood cells. Effective up to 3 weeks post-use, it's a solid indicator for habitual drinking, often used in legal, rehabilitation, and pre-employment screenings.

ETG Alcohol Test (Hair)

The EtG hair test offers a 90-day window by analyzing alcohol metabolites in hair shafts, ideal for detecting ongoing patterns rather than single events. Legal, custody, and monitoring programs leverage its accuracy and tamper-resistant nature.

Through expert guidance, accredited labs, and prompt bookings, Accredited Drug Testing ensures each alcohol screening method produces clear, legally sound outcomes, helping individuals and businesses remain informed and compliant.


Accredited Drug Testing provides nationwide drug and alcohol screening solutions, including urine, hair, EtG, PEth, and breath alcohol testing. Backed by SAMHSA-certified laboratories, DOT 49 CFR Part 40 compliance, and scientifically validated testing technology, our services ensure accurate, defensible, and confidential results for employers, courts, and individuals.

Frequently Asked Questions

Urine tests detect recent use and are the only option approved for DOT testing under 49 CFR Part 40. Hair tests provide a 90-day detection window per the Society of Hair Testing (SoHT). Alcohol testing options, EtG, breath, blood, or PEth. These tests can identify recent use, impairment, or long-term drinking behavior depending on the method.

Urine: 24 - 48 hrs for negatives (SAMHSA guidelines).
Hair: 2 - 5 business days due to multi-step forensic processing (SoHT).
Breath Alcohol: Immediate results using NHTSA-approved EBT devices.
PEth: 3 - 5 days based on forensic toxicology studies.

Lab confirmation using GC/MS or LC/MS is the gold standard per SAMHSA & DOT.
Hair testing is highly tamper-resistant (SoHT).
PEth is considered the most reliable marker of repeated drinking (Journal of Analytical Toxicology).

No. DOT-regulated urine tests require validity checks and chain-of-custody documentation (49 CFR Part 40). Hair tests undergo decontamination and metabolite extraction (SoHT), making them extremely difficult to adulterate.

EtG urine detects alcohol for up to 80 hours (NIH/SAMHSA studies). EtG hair detects chronic alcohol consumption for up to 90 days (SoHT alcohol guidelines).

5 Panel DOT:49 CFR Part 40. Expanded non-DOT panels add benzodiazepines, barbiturates, methadone, oxycodone, MDMA, fentanyl, and more (SAMHSA forensic panel standards).

PEth blood testing identifies long-term and heavy alcohol use for 2 - 4 weeks. Used in child custody, treatment monitoring, and professional compliance programs (CDC & Journal of Analytical Toxicology).

Hair testing does not detect drug use within the past 5 - 7 days. It identifies long-term or repetitive use patterns per SoHT standards.

Yes. Results follow strict chain-of-custody procedures, DOT/SAMHSA requirements, GC/MS or LC/MS confirmation, and MRO review; making them acceptable in court, DOT, and legal settings.

Yes. Accredited Drug Testing offers same-day appointments at 20,000+ locations nationwide, instant testing options, and onsite employer testing with bulk discounts.

Customer Reviews

Everything was great

Everything was great, the staff was very polite. Thank you.

Olga Petrova - 9/19/2024

Hassle Free Experience

It was easy to make the arrangements to get to someone in regards to renewing my DOT medical certificate. They took care of everything over the phone which made my experience hassle free. I will definitely be using them again and you should too.

Jim Raymond - 10/18/2024

A very nice company

A very nice company of expertise. The staff will go above to help you out of your situation in a timely matter 👏

Tam Jack - 2/19/2025

Very helpful

They were very helpful in finding a place to get tested on the route back home! They made a difficult time seem easy with no judgement!

Anne Creden - 11/19/2024

Explained everything so no questions

Torin was great. Explained everything so no questions

Tony Lombardo - 4/18/2025


Sources


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Brownsville Hair Drug Testing

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

Brownsville Alcohol Testing

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

Brownsville Drug Testing Services

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

Brownsville 5 Panel Drug Test

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

Brownsville 10 Panel Drug Test

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

Brownsville On Site Drug Testing

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

Brownsville DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Brownsville, 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.

(800) 221-4291