Drug & Alcohol Testing Near Me - North Carolina

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

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Drug Testing Near Me

Searching for drug testing near me in North Carolina? Look no further than Accredited Drug Testing, Inc., the nation's go-to provider for quick same-day drug and alcohol testing options at over 20,000 locations nationwide, including in North Carolina. Whether your needs involve DOT-regulated tests, court-mandated screenings, pre-employment checks, or individual testing for personal inquiry, our services are designed to make the scheduling process swift, straightforward, and entirely confidential. All our collection sites and labs are certified, ensuring your results are both accurate and compliant with federal and state regulations. You can easily reach out to us at (800) 221-4291 or schedule online 24/7 to locate a convenient drug testing center near you in North Carolina. When it comes to prioritizing safety, compliance, and peace of mind, Accredited Drug Testing provides trustworthy results that you can count on—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 North Carolina.

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 North Carolina 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 North Carolina, 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

Employing a meticulous laboratory approach, hair drug and alcohol testing offers superior reliability when establishing long-term substance use trends. Unlike urine testing, which only spotlights immediate drug or alcohol use, hair testing scrutinizes the embedded metabolites in hair strands, granting a noteworthy 90-day observation window. This attribute makes it a valued choice in North Carolina for workplace compliance initiatives, legal proceedings, child custody evaluations, and any circumstance demanding an extended substance-use review.

Testing Methods & Collection Process

1. Donor Identity Verification

Initiation involves the donor providing a government-issued ID, subsequently completing necessary consent and chain-of-custody documentation to uphold correct record-keeping standards.

2. Hair Collection Procedure

In this step, a trained collector procures a minor hair sample—typically involving 100-120 strands—trimmed close to the scalp. The crown area is preferred; yet, if head hair is scarce, body hair represents a feasible alternative. This quick, painless procedure is conducted under direct supervision.

3. Chain of Custody Documentation

The collection proceeds with a Hair Drug Test Custody and Control Form, comprehensively documenting the collection, sealing, and transmission processes, preserving legal defensibility throughout.

4. Laboratory Preparation & Analysis

Within the lab, the hair samples undergo a precise and multi-staged process:

  • Decontamination: Hair is washed to eradicate external contaminants such as smoke.
  • Cutting/Grinding: To ready samples for extraction, hair is segmented or finely ground.
  • Extraction: Specific drug metabolites are chemically extracted from within the hair matrix.

For intensified scrutiny, the sample then undergoes meticulous laboratory testing:

  • Initial Screening: Immunoassay analysis to identify drug classes.
  • Confirmation Testing: GC/MS or LC/MS technologies are employed to pinpoint actual drugs and metabolites with scientific precision.

5. Metabolite Detection

While hair grows, drug metabolites are incorporated into the shaft, preserving a durable record of substance use. Consequently, hair testing resists attempts at cheating or adulteration.

6. MRO Review

A certified Medical Review Officer is responsible for evaluating any non-negative outcomes to verify accuracy, potential medical reasons, and releases finalized results.

Timeframe for Hair Test Results

  • Standard Hair Test: 2-3 business days post-sample receipt by the laboratory.
  • Complex Panels or Alcohol Testing (EtG/FAEE): Typically 3-5 business days

Given the comprehensive laboratory processes, hair testing results take slightly longer to return than urine tests, yet they offer unmatched consistency in detection.

Benefits of Hair Drug & Alcohol Testing

  • Provides a 90-day substance use window, ideal for reviewing prolonged patterns.
  • Extremely resistant to deception or adulteration attempts.
  • Reveals patterns regarding habitual, sporadic, or ceased drug use.
  • Can be pivotal in legal disputes such as court trials, child custody, and adherence to compliance programs.
  • Easily detectable using painless and expedient collection techniques.
  • Verification assured through GC/MS or LC/MS confirmation technologies.

Limitations of Hair Drug & Alcohol Testing

  • Insufficient detection for very recent drug use cases (first 5-7 days post-consumption).
  • More costly than alternative testing procedures like urine tests.
  • Exact detection time frame is not possible with body hair.
  • The assimilation of certain substances into hair can vary based on hair type and growth speed.
  • Not sanctioned for use in DOT testing applications.

Despite some drawbacks, hair testing remains a top-notch choice for detecting extended substance use and is extensively utilized by employers, attorneys, and individuals seeking foolproof results that are difficult to manipulate.

Accredited Drug Testing has 594 drug testing centers in 875 NC cities.

Please select a city from the list below to find drug test centers in North Carolina.


Alcohol & Drug Testing-How Each Method Works

In North Carolina, Accredited Drug Testing offers a comprehensive array of alcohol and drug screening options. These tests are carefully crafted to align with the needs of employers, DOT standards, legal guidelines, and personal testing necessities. The knowledge of how each specific test operates guarantees the right choice is made, ensuring both reliable results and adherence to federal and state regulations. Our robust network spans nationwide, backed by certified labs and skilled Medical Review Officers, which bring forth the accuracy, trust, and professionalism you deem right for trustworthy testing results.

Alcohol Urine Drug Test

This alcohol urine test targets recent alcohol intake by spotting ethanol metabolites in the urine. It's often employed in workplace screenings, judicial demands, and in the aftermath of accidents. While it doesn't gauge immediate impairment, it serves as a quick, cost-effective solution with a short detection scope of several hours.

ETG Alcohol Test (Urine)

The EtG (Ethyl Glucuronide) urine test is noted for its heightened sensitivity, able to trace alcohol consumption up to 80 hours post-drinking. Given that EtG is a direct byproduct of ethanol exposure, this test is prevalently utilized in judicial, rehab programs, and compliance monitoring settings, praised for both its prolonged detection period and its trusted accuracy.

Breath Alcohol Test

A breath analysis targeting alcohol concentration via deep lung air reveals current impairment state. Using DOT-compliant breath alcohol devices (EBTs), these tests deliver immediate, court-admissible results, integral for DOT-covered workforce, workplace safety, post-incident evaluations, and suspicion-based testing.

Blood Alcohol Test

This blood alcohol test quantifiably gauges the ethanol presence in bloodstream, granting it recognition as a leading method for impairment assessment. It's typically used in DUI inquiries, emergent healthcare, and critical legal scenarios by hospitals, law enforcement, and legal experts.

PEth Alcohol Blood Test

The PEth (Phosphatidylethanol) blood test discerns chronic or heavy drinking through alcohol-specific biomarkers within red blood cells. Detecting use over a span of 2-3 weeks, this test is considered a premier tool for evaluating long-term drinking habits and is relied upon for family law disputes, monitoring schemes, rehab establishments, and pre-hire screenings in safety-focused sectors.

ETG Alcohol Test (Hair)

The EtG hair alcohol test leverages a 90-day inspection period by evaluating alcohol metabolites lodged within the hair stem. This method excels at identifying recurrent or ongoing alcohol patterns, surpassing isolated consumption detections. Because of its stability and resistance to temporary abstinence attempts, it is invaluable in courts, child custody disputes, and long-term surveillance setups.

With leading expertise, recognized labs, and rapid arrangements, Accredited Drug Testing ensures that each alcohol screening approach offers validated, transparent, and regulation-conscious results, supporting both individuals and employers in maintaining knowledge, security, and total regulatory adherence.


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

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

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

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

Smooth and Seamless

I use their service for new hire and DOT employee's. Spoke with Taisha Walker this morning, and she was very helpful. She made the process smooth and seamless.

Christina Galdos - 3/9/2025


Sources


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