Drug & Alcohol Testing Near Me - Pharr, 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

34 Drug-Testing Centers in Pharr

Minutes Away, Test Today

220 S Cage Blvd Ste C0.12 miles

220 S Cage Blvd Ste C
Pharr, TX 78577

1106 W Sam Houston St0.52 miles

1106 W Sam Houston St
Pharr, TX 78577

403 N Jackson Rd1.50 miles

403 N Jackson Rd
Pharr, TX 78577

1401 E Ridge Rd Ste C1.71 miles

1401 E Ridge Rd Ste C
Mcallen, TX 78503

1201 East Ridge Road, Ste A1.79 miles

1201 East Ridge Road, Ste A
Mcallen, TX 78503

110 E Savannah Ave2.50 miles

110 E Savannah Ave
Mcallen, TX 78503

301 W Expressway 832.61 miles

301 W Expressway 83
Mcallen, TX 78503

1301 E Fern Ave Ste B32.71 miles

1301 E Fern Ave Ste B3
Mcallen, TX 78501

1401 S 6th St2.74 miles

1401 S 6th St
Mcallen, TX 78501

926 W Nolana Loop Ste A2.79 miles

926 W Nolana Loop Ste A
Pharr, TX 78577

707 Savannah Ave2.98 miles

707 Savannah Ave
Mcallen, TX 78503

200 E Interstate 2 Ste Q3.02 miles

200 E Interstate 2 Ste Q
Pharr, TX 78577

606 S Broadway St3.16 miles

606 S Broadway St
Mcallen, TX 78501

801 E Nolana Ave Ste 93.22 miles

801 E Nolana Ave Ste 9
Mcallen, TX 78504

3421 W Us Highway 83 Ste 13.76 miles

3421 W Us Highway 83 Ste 1
Mcallen, TX 78501

501 N Ware Rd3.76 miles

501 N Ware Rd
Mcallen, TX 78501

4313 N 10th St Ste B4.08 miles

4313 N 10th St Ste B
Mcallen, TX 78504

1723 N 23rd St4.10 miles

1723 N 23rd St
Mcallen, TX 78501

6201 South Cage Blvd Ste 64.48 miles

6201 South Cage Blvd Ste 6
Pharr, TX 78577

1102 W Trenton Rd4.73 miles

1102 W Trenton Rd
Edinburg, TX 78539

2505 W Trenton Rd4.75 miles

2505 W Trenton Rd
Edinburg, TX 78539

2109 W Trenton Rd Unit E4.75 miles

2109 W Trenton Rd Unit E
Edinburg, TX 78539

4132 N 23rd St4.76 miles

4132 N 23rd St
Mcallen, TX 78504

2501 Buddy Owens Ave4.96 miles

2501 Buddy Owens Ave
Mcallen, TX 78504

6316 N 10th St Ste C-15.05 miles

6316 N 10th St Ste C-1
Mcallen, TX 78504

2723 W Trenton,5.05 miles

2723 W Trenton,
Edinburg, TX 78539

427 E Duranta Ave Ste 1035.06 miles

427 E Duranta Ave Ste 103
Alamo, TX 78516

822 W Wisconsin Rd5.21 miles

822 W Wisconsin Rd
Edinburg, TX 78539

4847 S Jackson Rd5.66 miles

4847 S Jackson Rd
Edinburg, TX 78539

2015 Jackson Creek Ave5.93 miles

2015 Jackson Creek Ave
Edinburg, TX 78539

2420 E Griffin Pkwy6.52 miles

2420 E Griffin Pkwy
Mission, TX 78572

2514 W Freddy Gonzalez Dr6.62 miles

2514 W Freddy Gonzalez Dr
Edinburg, TX 78539

1200 S 10th Ave6.73 miles

1200 S 10th Ave
Edinburg, TX 78539

122 W Champion St7.12 miles

122 W Champion St
Edinburg, TX 78539

Drug Testing Near Me

Seeking reliable drug testing near me in Pharr, TX? Accredited Drug Testing, Inc. offers an extensive range nationwide, with over 20,000 locations including Pharr, TX. Our solutions cater to DOT-regulated examinations, court-mandated assessments, pre-employment screenings, or personal testing requirements. We prioritize fast, discreet, hassle-free scheduling. Our accredited labs and collection sites assure dependable and compliant results under both federal and state regulations. Reach us by calling (800) 221-4291 or schedule online anytime, and locate a nearby testing center. Trust in Accredited Drug Testing for timely, accurate results when safety and compliance are essential.
Pharr, TX's own Accredited Drug Testing: Your secure partner in responsible substance screening.

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

In Pharr, TX and nationally, urine drug testing stands out as the most frequently utilized screening approach and uniquely authorized for DOT-regulated drug evaluations under 49 CFR Part 40. This technique identifies recent drug consumption by examining a urine specimen for drugs, drug metabolites, or alcohol markers. The procedure is standardized to ensure confidentiality and accuracy, yielding legally defensible results for employers, individuals, and court-mandated programs.

Testing Methods & Collection Process

  • Identity Verification: Donors must present valid government-issued ID, with all required chain-of-custody processes completed pre-testing.
  • Secure Collection: Specimens are gathered in controlled settings. Measures include personal item restrictions and colored toilet water to deter tampering.
  • Chain of Custody: The use of a federally-recognized Chain of Custody Form (CCF) maintains the sample's legal defensibility from collection to lab analysis.
  • Temperature & Validity Checks: Immediately after collection, temperature, and appearance checks are conducted, alongside further lab validity testing.
  • DOT Split Specimen: A split sample, Bottle A for primary analysis and Bottle B for retesting, fortifies result verification.
  • Laboratory Screening & Confirmation: Specimens undergo initial immunoassay screening followed by GC/MS or LC/MS confirmation tests at SAMHSA-certified laboratories.
  • MRO Verification: A licensed Medical Review Officer ensures all results' accuracy, discussing any non-negative outcomes with donors.

How Long Do Urine Test Results Take?

  • Instant Urine Test: Same-day negative; 24-72 hours for confirmed positives.
  • Lab-Based Urine Test: 24-48 hours for negatives.
  • DOT Drug Test: 1-3 business days based on MRO review and donor contacttime required in Pharr, TX.
  • Urine EtG Alcohol Test: Approximately 24-48 hours.

Note: Additional time might be needed in cases involving shy bladder, invalid samples, and if further confirmation or donor contact is necessary.

Benefits of Urine Drug & Alcohol Testing

Limitations of Urine Drug & Alcohol Testing

Nevertheless, urine testing remains the top option for drug and alcohol screening across the nation, including Pharr, TX.

How Hair Drug Testing Works

Hair drug and alcohol testing is a robust and advanced laboratory modality that gauges prolonged substance usage patterns. Contrasting urine assays, which detect recent consumption, hair analyses offer an extensive 90-day observation duration through the examination of metabolites ensconced in hair shafts. This technique is perfect for workplace oversight, legal adjudications, child custody considerations, and scenarios necessitating a detailed history of an individual's substance use in places like Pharr, TX.

Methods & Collection Procedure

1. Verification of Donor Identity

Prior to procedure initiation, donors are required to showcase a legitimate government-issued ID, complete consent documentation, and sign chain-of-custody forms to ensure rigorous record-keeping.

2. Hair Sample Collection

A qualified collector acquires a small hair sample ranging between 100-120 strands, trimmed close to the scalp. While the crown remains the prioritized extraction zone, body hair can alternatively be sourced. The undertaking is expeditious, non-intrusive, and conducted under observable conditions.

3. Documenting Chain of Custody

A Hair Drug Test Custody and Control Form chronicles the process of collection, secure sealing, and handoff of samples to the laboratory, fortifying the results' legal reliability and protection throughout the examination stages.

4. Laboratory Setup & Diagnostics

In the testing lab, hair samples are subject to meticulous forensic processing:

  • Decontamination: Hair is cleansed to erase any external pollutants such as smoke residues or environmental interactions.
  • Segmenting/Fragmenting: Hair is sectioned or ground finely to ready it for substance extraction.
  • Extraction: Metabolites of drugs are chemically retrieved from the hair structure.

Subsequently, the hair sample undergoes sensitive lab tests:

  • First-Round Screening - Immunoassay inspection identifies drug families.
  • Confirmatory Testing - GC/MS or LC/MS technology pinpoints specific drugs and metabolites with detailed accuracy.

5. Metabolite Recognition

As hair grows, drug metabolites are trapped within the shaft, giving an immutable, long-range account of substance use. Due to internal fixation, this method is exceedingly difficult to manipulate or evade.

6. MRO Analysis

An experienced Medical Review Officer evaluates all non-negative outcomes, affirming their precision, gauging possible medical reasoning, and eventually issuing an official outcome.

Timeline for Receiving Hair Test Outcomes

  • Standard Hair Exam: Results are typically accessible within 2-3 business days post-lab arrival.
  • Complex Panels or Alcohol Testing (EtG/FAEE): Spanning 3-5 business days, contingent on the panel's complexity.

Owing to the complex processes involved in hair testing, durations are slightly elongated compared to urine samples but assure unmatched detection reliability.

Advantages of Hair Drug & Alcohol Testing

  • Three-month detection duration for entrenched substance use.
  • Exceptionally resilient to adulteration attempts.
  • Reveals patterns of consistent, sporadic, or ceased consumption.
  • Ideal for courtroom adjudications, custody legalities, and adherence programs.
  • Non-intrusive, with a swift extraction method.
  • Unsurpassed accuracy through GC/MS or LC/MS affirmation techniques.

Hair Drug & Alcohol Testing Limitations

  • Unable to detect very recent drug use (first 5-7 days post-consumption).
  • Generally priceier than urine or oral fluid assays.
  • Body hair lacks precision in timeframe detection.
  • Substance integration in hair varies by type and growth rate.
  • Not recognized for DOT standards.

Despite certain restrictions, hair testing represents a highly dependable method for uncovering prolonged substance consumption and remains a favored choice among employers, legal arbiters, and people seeking reliable and tamper-proof findings.

Alcohol & Drug Testing-How Each Method Works

Accredited Drug Testing offers a comprehensive suite of drug and alcohol testing methods tailored to satisfy the requirements of employers, DOT regulations, legal cases, and personal identification needs. Acquainting oneself with each method allows for strategic choice, conclusive results, and compliance assurance per both federal and Pharr, TX regulations. Our expansive network, partnered with certified laboratories and seasoned Medical Review Officers, commits to delivering the precision, credibility, and professionalism integral to optimal testing performance.

Alcohol Urine Drug Test

An alcohol urine test establishes recent drinking activity by detecting ethanol metabolites within the urine. This simple yet cost-effective screening solution is favored for workplace auditing, judicial compliance, and after-incident analysis, although it won't pinpoint current intoxication, it still touches upon recent consumption behaviors.

ETG Alcohol Test (Urine)

The highly precise EtG (Ethyl Glucuronide) urine test uncovers alcohol intake extending up to 80 hours later. Courts, rehabilitation entities, and regulation monitoring agencies leverage this test for its accuracy and reliability, granting a more prolonged detection scope than typical urine measures.

Breath Alcohol Test

A breath alcohol test reflects existing impairment by quantifying alcohol concentration in deep lung air, utilizing DOT-approved breath alcohol devices (EBTs) yielding immediate, valid results necessary for DOT-covered staff, worksite checks, post-incident evaluation, and justified suspicion scenarios.

Blood Alcohol Test

The blood alcohol test evaluates ethanol content directly within the bloodstream, prized for its unparalleled accuracy. Hospital settings, law enforcement, and legal frameworks command this test's use, particularly within DUI evaluations, urgent medical situations, and precise legal inquiries.

PEth Alcohol Blood Test

A PEth (Phosphatidylethanol) blood test distinguishes recurrent or excessive alcohol intake via identifying alcohol-specific biomarkers in red blood cells, detecting usage up to 2-3 weeks. Valued amongst family law, monitoring ordinances, treatment schedules, and safety-inclined pre-employment scenarios for its insight into long-term drinking conduct.

ETG Alcohol Test (Hair)

Extending to a 90-day window, the EtG hair alcohol test analyzes alcohol metabolites entrenched within the hair, suitable for recognizing ongoing or habitual drinking habits rather than sporadic consumption. Legal, child custody, and long-term initiatives particularly covet this method's stability, precision, and resistance against short-term abstinence acts.

With expert guidance, nationally accredited labs, and fast scheduling assurance, Accredited Drug Testing makes sure all alcohol testing pathways offer definitive, comprehensible, and regulatory-compliant results; assisting individuals and employers to remain informed, protected, and fully compliant with regulations in Pharr, TX and nationwide.


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

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

Super helpful

Customer service was surprisingly super helpful and so nice. She was able to get me in at a local location right away the same day. She helped me figure out exactly what I needed. Very impressed.

Brook - 9/19/2024

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

Quick, knowledgeable and courteous

Quick, knowledgeable and courteous Janelle worked diligently to support me. I am recommending their services to anyone looking.

Greensboro Joseph - 11/19/2024

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


Sources


Pharr Drug Testing

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

Pharr DOT Drug Testing

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

Pharr DNA Testing

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

Pharr Industry Training

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

Pharr Hair Drug Testing

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

Pharr Alcohol Testing

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

Pharr Drug Testing Services

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

Pharr 5 Panel Drug Test

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

Pharr 10 Panel Drug Test

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

Pharr On Site Drug Testing

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

Pharr DOT Physicals

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