Drug & Alcohol Testing Near Me - Cedar Park, 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

39 Drug-Testing Centers in Cedar Park

Minutes Away, Test Today

351 Cypress Creek Rd Ste 1030.38 miles

351 Cypress Creek Rd Ste 103
Cedar Park, TX 78613

1335 E Whitestone Blvd1.21 miles

1335 E Whitestone Blvd
Cedar Park, TX 78613

1401b Medical Pkwy Ste 2051.81 miles

1401b Medical Pkwy Ste 205
Cedar Park, TX 78613

13831 N Us Highway 1833.12 miles

13831 N Us Highway 183
Austin, TX 78750

7401 Oconnor Dr5.58 miles

7401 Oconnor Dr
Round Rock, TX 78681

16030 Park Valley Suite 2006.39 miles

16030 Park Valley Suite 200
Round Rock, TX 78681

511 Oakwood Boulevard, Suite 2006.46 miles

511 Oakwood Boulevard, Suite 200
Round Rock, TX 78681

6611 River Place Blvd Ste 1007.88 miles

6611 River Place Blvd Ste 100
Austin, TX 78730

402 W Palm Valley Blvd Ste H8.07 miles

402 W Palm Valley Blvd Ste H
Round Rock, TX 78664

4515 Seton Center Pkwy Ste 1308.51 miles

4515 Seton Center Pkwy Ste 130
Austin, TX 78759

117b Louis Henna Blvd Ste 2008.95 miles

117b Louis Henna Blvd Ste 200
Round Rock, TX 78664

12319 North Mopac Expressway, Suite 2109.26 miles

12319 North Mopac Expressway, Suite 210
Austin, TX 78758

2013 Wells Branch Pkwy Ste 2069.47 miles

2013 Wells Branch Pkwy Ste 206
Austin, TX 78728

1820 Gattis School Rd9.71 miles

1820 Gattis School Rd
Round Rock, TX 78664

9333 Research Blvd Ste 4009.75 miles

9333 Research Blvd Ste 400
Austin, TX 78759

894 Summit St Sute 10410.30 miles

894 Summit St Sute 104
Round Rock, TX 78664

8500 Shoal Creek Blvd10.54 miles

8500 Shoal Creek Blvd
Austin, TX 78757

4701 Campus Village Dr10.73 miles

4701 Campus Village Dr
Round Rock, TX 78665

908 Rockmoor Dr10.83 miles

908 Rockmoor Dr
Georgetown, TX 78628

8711 Burnet Rd Ste A-610.91 miles

8711 Burnet Rd Ste A-6
Austin, TX 78757

1231 Leander Rd10.91 miles

1231 Leander Rd
Georgetown, TX 78628

8868 Research Blvd Ste 60111.36 miles

8868 Research Blvd Ste 601
Austin, TX 78758

1240 E Palm Valley Blvd11.45 miles

1240 E Palm Valley Blvd
Round Rock, TX 78664

2204 W Anderson Ln Ste B11.69 miles

2204 W Anderson Ln Ste B
Austin, TX 78757

2000 West Anderson Lane11.77 miles

2000 West Anderson Lane
Austin, TX 78757

1915 S Austin Ave Ste 10311.93 miles

1915 S Austin Ave Ste 103
Georgetown, TX 78626

10102 N Lamar Blvd12.01 miles

10102 N Lamar Blvd
Austin, TX 78753

11139 N I H 35 Ste 12012.18 miles

11139 N I H 35 Ste 120
Austin, TX 78753

5523 Balcones Dr Ste B12.25 miles

5523 Balcones Dr Ste B
Austin, TX 78731

7801 N Lamar Blvd Ste B15912.69 miles

7801 N Lamar Blvd Ste B159
Austin, TX 78752

1508 Dessau Ridge Ln Apt 70612.80 miles

1508 Dessau Ridge Ln Apt 706
Austin, TX 78754

900 N Austin Ave Ste 10513.16 miles

900 N Austin Ave Ste 105
Georgetown, TX 78626

3721 Williams Dr13.49 miles

3721 Williams Dr
Georgetown, TX 78628

12405 River Bnd Trlr 813.56 miles

12405 River Bnd Trlr 8
Austin, TX 78732

4506 Williams Dr Ste 12014.02 miles

4506 Williams Dr Ste 120
Georgetown, TX 78633

3708 Jefferson Street, Suite B14.17 miles

3708 Jefferson Street, Suite B
Austin, TX 78731

3906 N Lamar Blvd Ste 10014.55 miles

3906 N Lamar Blvd Ste 100
Austin, TX 78756

2300 Lohmans Spur, Suite 19214.63 miles

2300 Lohmans Spur, Suite 192
Austin, TX 78734

711 W 38th St Suite B-214.70 miles

711 W 38th St Suite B-2
Austin, TX 78705

Drug Testing Near Me

Searching for reliable drug testing services in your area?

Accredited Drug Testing, Inc. stands out as a leading and reputable provider of both same-day drug and alcohol testing services. With an expansive network of over 20,000 testing sites throughout the nation, including convenient options in the Cedar Park, TX, we accommodate a wide range of testing needs. Whether your requirements include DoT-mandated tests, screenings mandated by the court, pre-hire drug assessments, or personal testing purposes, scheduling with us is a straightforward, swift, and private process. Our certified collection sites and laboratories are committed to delivering dependable and precise outcomes, adhering to both federal and state regulatory standards. Reach out effortlessly by calling (800) 221-4291 or by scheduling the service you need online at any time 24/7 here for the most convenient drug testing site near you. For the utmost assurance in safety, compliance, and confidentiality, Accredited Drug Testing consistently provides trustworthy outcomes, on time, every time.

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

Urine drug testing is the predominant method for drug screens nationwide and stands as the sole test type recognized for DOT-regulated drug testing under federal regulation 49 CFR Part 40. It successfully identifies recent substance exposure through a urine sample, searching for drugs, drug metabolites, and notable alcohol biomarkers. This method's rigorous standardization and confidentiality protocols deliver legally sound and accurate results, suitable for employers or individuals and necessary court orders in Cedar Park, TX.

Testing Methods & Collection Process

1. Donor Identity Verification

To begin, the test donor presents a valid government ID and completes chain-of-custody form signatures.

2. Secure Collection Environment

The process involves collecting urine in a monitored restroom setting, eliminating tampering risks. Securing personal items, the water taps, and adding dye to toilet water are standard procedures in Cedar Park, TX collections.

3. Chain of Custody Documentation

A federally approved Chain of Custody Form (CCF) is used to maintain test integrity and trace the specimen from collection onward.

4. Temperature & Validity Checks

After collection, the specimen undergoes immediate temperature and appearance checks by the collector. This is followed by lab-based validity tests, measuring specific gravity, creatinine, pH levels, and screening for adulterants.

5. DOT Split Specimen

For DOT tests, the sample is split into two vials: Bottle A for initial evaluation and Bottle B for possible retesting upon dispute. Conversely, non-DOT tests involve collecting a single vial.

6. Laboratory Screening & Confirmation

Certified laboratories, including those in Cedar Park, TX, conduct testing in two phases:

  • Initial Immunoassay Screen: Identifies drug classes.
  • Confirmation Testing: Utilizes GC/MS or LC/MS technology for verifying specific drug substances and metabolites.

7. MRO Verification

A licensed Medical Review Officer (MRO) evaluates any non-negative outcomes, ensuring their veracity through review discussions with donors before final results are officially confirmed.

Duration for Receiving Urine Test Outcomes

  • Instant Urine Test: Negative results available same-day, while positives are submitted for lab reevaluation which spans 24-72 hours.
  • Lab-Based Urine Test: Returns most negative results within 24-48 hours.
  • DOT Drug Test: Typically requires 1-3 business days, contingent on MRO analysis and donor communications.
  • Urine EtG Alcohol Test: Concludes within a 24-48 hour window.

Extended timeframes might be necessitated by shy bladder conditions, invalid specimen issues, or when further laboratory confirmation along with donor verification becomes necessary.

Advantages of Urine Drug & Alcohol Screening

  • Recognized by DOT: It is the only DOT-approved and federally endorsed testing method.
  • Ideal for detecting recent use, making it key for workplace safety and post-incident reviews.
  • Offers expediency and cost-effectiveness.
  • Acceptance is widespread among courts, employers, and various government agencies.
  • Options for immediate tests are accessible for quicker screenings.
  • Showcases high accuracy, confirmed through GC/MS or LC/MS technologies.

Limitations of Urine Drug & Alcohol Screening

  • Detection spans modest durations (typically 1-7 days for most substances).
  • Potential risks for manipulation if security measures lack strength.
  • Lacks the capability to tell long-term substance histories.
  • Operates in environments needing specific restroom setups and collection methods.
  • Standard urine screens omit alcohol detection unless EtG/EtS analysis is engaged.

Despite certain constraints, urine testing prevails as the most viable and extensively implemented screening tool across the nation for drugs and alcohol.

How Hair Drug Testing Works

Hair drug and alcohol screenings stand as a credible forensic strategy to detect long-term usage frameworks. In contrast to urine testing which reveals recent consumptions, hair analysis evaluates drug metabolites ensconced in the hair shaft, offering a comprehensive 90-day observation span. This approach is invaluable for workplace assessments, legal cases, child custody disputes, and scenarios demanding a broader snapshot of an individual's substance history, with services inclusive in Cedar Park, TX.

Testing Procedures & Collection Workflow

1. Verification of Donor Identity

Proceedings start once the donor presents a valid government ID, finalizing every essential consent, and custody signatures for viable documentation.

2. Hair Sample Gathering

Expert collectors acquire a compact hair strain - chiefly 100-120 strands - trimmed close to the scalp. Despite the head's crown being the favored site, in its absence, alternate body hair might be harvested courteously, quietly observed throughout.

3. Custodial Chain Documentation

A Hair Drug Test Custody and Control Form is affixed to authenticate the collection, sealing, and transit of the specimen, assuring legally defensible outcomes and preserving integrity throughout testing.

4. Laboratory Conditioning & Analysis

In the lab, hair samples navigate several forensic phases:

  • Decontamination: Erasure of exterior contaminants, like smoke residue or environs.
  • Sectioning/Grinding: Hair is segmented or pulverized prepping for extraction.
  • Extraction: Drug metabolites are chemically retrieved from within the hair matrix.

The sample is then scrutinized utilizing advanced testing techniques:

  • Initial Screening - Immunoassay evaluations spotlight drug categories.
  • Verification Testing - GC/MS or LC/MS apparatuses affirmed specific drugs/metabolites with technical accuracy.

5. Metabolite Detection

While the hair nurtures, drug remains preserve within its shaft yielding a staunch long-term consumption record, rendering hair testing remarkably secure against tampering or deceit.

6. MRO Analysis

Appointed Medical Review Officers evaluate all non-negative data for compliance, cognize possible healthcare justifications, thereafter issuing the certified final inference.

Timeline for Hair Test Results

  • Standard Hair Testing: 2-3 business days post-sample arrival at the lab.
  • Intricate Panels/Alcohol Testing (EtG/FAEE): Determinable over a 3-5 business day stretch based on the test module.

Despite the protracted laboratory processes involved in hair testing, its steadfast detection reliability surpasses urine testing alternatives considerably.

Advantages of Hair Drug & Alcohol Testing

  • 90-day detection latitude reflecting enduring substance consumption.
  • Extremely impregnable against counterfeiting or tampering stratagems.
  • Charts regular, sporadic, or ceased drug usage patterns.
  • Favored in legal contests, child custody determinations, and regulatory adherences.
  • Non-invasive and rapidly executed collection.
  • Currently, no DOT regulated approvals exist for hair testing criteria.

Constraints of Hair Drug & Alcohol Testing

  • Incumbent challenges spotting very recent uses (5-7 days ensuing consumption).
  • Carries heftier expenses when estimated against urine or oral fluids tests.
  • Body hair unable to provide definite detection intervals.
  • Substances integrate with hair variably influenced by hair types and maturity rates.
  • Though possessing certain limitations, hair testing endures as a premium method for discerning chronic substance consumptions, enacted extensively by employers, legal authorities, and individual users demanding credible tamper-protected outcomes.

Alcohol & Drug Testing-How Each Method Works

Accredited Drug Testing in Cedar Park, TX offers a comprehensive suite of drug and alcohol screening services that cater to various needs, including employer, DOT, legal, and personal contexts.

Understanding each test's workings allows you to make well-informed decisions, furnished by our certified labs and expert Medical Review Officers who deliver precise, trusted, and professional testing outputs. All screenings are executed under firm federal and state compliance, guaranteeing reliable outcomes of substance use assessments.

Alcohol Screening Options:

Cedar Park, TX residents' safety and compliance are our utmost priority. Rely on Accredited Drug Testing with nationally certified labs and prompt scheduling to achieve definitive, lawful, and transparent results for every alcohol test conducted, regardless of use case or necessity.


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

quick to assist

They are very quick to assist with your orders and they helped when I needed to find a new testing facility.

Gary Matkin - 2/19/2025

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

Super Helpful

Detricia was super helpful in making sure that the drug test is sent my worker for was the right one I needed for my company to be compliant with my customers drug test requirements.

Kevin Howell - 12/19/2024

Super Easy to Schedule

Super easy to schedule and get what you need, weather for a job, personal, or court ordered! I believe I spoke with Justine who was helpful in answering all my questions and stayed on the phone with me until she was sure I was all set and got the emails I needed.

Mandy Ryan - 12/14/2024

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


Sources


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(800) 221-4291