Drug & Alcohol Testing Near Me - Barrington, IL

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

37 Drug-Testing Centers in Barrington

Minutes Away, Test Today

117 S Cook St Ste 3060.07 miles

117 S Cook St Ste 306
Barrington, IL 60010

22285 Pepper Road, Suite S-1073.38 miles

22285 Pepper Road, Suite S-107
Barrington, IL 60010

350 Surryse Rd,3.72 miles

350 Surryse Rd,
Lake Zurich, IL 60047

337 W. Northwest Highway,4.82 miles

337 W. Northwest Highway,
Palatine, IL 60067

371 West Northwest Highway4.94 miles

371 West Northwest Highway
Palatine, IL 60067

770 E Dundee Rd5.81 miles

770 E Dundee Rd
Palatine, IL 60074

50 S Northwest Hwy6.07 miles

50 S Northwest Hwy
Palatine, IL 60074

4949 Euclid Ave6.11 miles

4949 Euclid Ave
Palatine, IL 60067

2500 W Higgins Rd Ste 460,6.47 miles

2500 W Higgins Rd Ste 460,
Hoffman Estates, IL 60169

2334a W Higgins Rd6.56 miles

2334a W Higgins Rd
Hoffman Estates, IL 60195

1545 Hicks Rd6.66 miles

1545 Hicks Rd
Rolling Meadows, IL 60008

3333 Beverly Rd6.78 miles

3333 Beverly Rd
Hoffman Estates, IL 60179

1555 Barrington Rd6.97 miles

1555 Barrington Rd
Hoffman Estates, IL 60169

3060 W Salt Creek Ln Ste 1107.34 miles

3060 W Salt Creek Ln Ste 110
Arlington Heights, IL 60005

1217 S Rand Rd7.41 miles

1217 S Rand Rd
Lake Zurich, IL 60047

361 W Golf Rd7.63 miles

361 W Golf Rd
Schaumburg, IL 60195

1411 Mchenry Rd Ste 1037.88 miles

1411 Mchenry Rd Ste 103
Buffalo Grove, IL 60089

121 South Wilke Rd, #4058.39 miles

121 South Wilke Rd, #405
Arlington Heights, IL 60005

902 W Dundee Rd Ridge Plaza8.52 miles

902 W Dundee Rd Ridge Plaza
Arlington Heights, IL 60004

808 E Woodfield Rd Ste 400,8.57 miles

808 E Woodfield Rd Ste 400,
Schaumburg, IL 60173

15 S Mchenry Rd9.05 miles

15 S Mchenry Rd
Buffalo Grove, IL 60089

1100 W. Central Rd., Suite 4029.36 miles

1100 W. Central Rd., Suite 402
Arlington Heights, IL 60005

800 W Central Rd9.47 miles

800 W Central Rd
Arlington Heights, IL 60005

605 W Central Rd Ste 1019.63 miles

605 W Central Rd Ste 101
Arlington Heights, IL 60005

519 S Roselle Rd9.82 miles

519 S Roselle Rd
Schaumburg, IL 60193

1375 E Schaumburg Rd9.83 miles

1375 E Schaumburg Rd
Schaumburg, IL 60194

3040 Southcreek Lane9.89 miles

3040 Southcreek Lane
Arlington Heights, IL 60005

141 E. Irving Park Road10.00 miles

141 E. Irving Park Road
Streamwood, IL 60107

5911 Northwest Hwy Ste 10810.38 miles

5911 Northwest Hwy Ste 108
Crystal Lake, IL 60014

5911 Northwest Highway,ste 10810.40 miles

5911 Northwest Highway,ste 108
Crystal Lake, IL 60014

260 E Congress Pkwy Ste E,10.45 miles

260 E Congress Pkwy Ste E,
Crystal Lake, IL 60014

6 E Phillip Rd10.47 miles

6 E Phillip Rd
Vernon Hills, IL 60061

1450 Busch Pkwy,10.85 miles

1450 Busch Pkwy,
Buffalo Grove, IL 60089

2490 Bushwood Dr Ste F11.10 miles

2490 Bushwood Dr Ste F
Elgin, IL 60124

565 Lakeview Pkwy Ste 100,11.15 miles

565 Lakeview Pkwy Ste 100,
Vernon Hills, IL 60061

360 Station Dr 3rd Fl11.19 miles

360 Station Dr 3rd Fl
Crystal Lake, IL 60014

544a W Dundee Rd11.24 miles

544a W Dundee Rd
Wheeling, IL 60090

Drug Testing Near Me

Need Drug Testing Services Nearby?

Accredited Drug Testing, Inc. stands as a leading authority in the provision of prompt and reliable drug and alcohol testing services throughout the nation, including the beautiful state of Barrington, IL. We boast an extensive network encompassing more than 20,000 locations across the United States, offering highly accessible same-day testing services. Whether you require a Department of Transportation (DOT) compliant test, a screening mandated by court order, a pre-employment drug examination, or even a personal test, we ensure that the entire process is swift, straightforward, and conducted confidentially. Our team utilizes certified collection sites and sophisticated laboratories, guaranteeing precise and trustworthy results that adhere to both federal and state compliance regulations. Simply dial (800) 221-4291 or schedule online 24/7 to locate a accessible drug testing center near you. When it comes to ensuring safety, meeting compliance requirements, and achieving peace of mind, Accredited Drug Testing consistently delivers trusted and timely results, now extending our commitment to the islands of Barrington, IL.

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 reigns as the most popular screening technique throughout Barrington, IL, and indeed, the nation. Serving as the exclusive method sanctioned for DOT-regulated drug testing, this test is conducted in accordance with 49 CFR Part 40 guidelines. By examining a urine sample, this method detects recent consumption of drugs, drug metabolites, or alcohol biomarkers, ensuring a thorough and confidential screening while delivering legally defensible results that are crucial for employers, individuals, and court-ordered programs.

Testing Methods & Collection Process

1. Donor Identity Verification

The procedure commences with the donor presenting an authorized government identification and signing the necessary chain-of-custody form.

2. Secure Collection Environment

Specimens are collected in a controlled setting, securing all water sources and sometimes dying the toilet water, to mitigate any tampering risks and uphold the sample's integrity.

3. Chain of Custody Documentation

A Chain of Custody Form (CCF) is utilized, following the specimen from its collection to the laboratory, ensuring the test's credibility and defensibility.

4. Temperature & Validity Checks

Post-collection, the collector evaluates the specimen's temperature and appearance. Laboratory analyses include validity testing through parameters such as creatinine levels, pH, specific gravity, and adulterant screenings.

5. DOT Split Specimen

For DOT tests, the specimen is divided into Bottle A for primary screening and Bottle B reserved for retesting if initial results are contested. Non-DOT tests generally collect a single sample.

6. Laboratory Screening & Confirmation

  • Initial Immunoassay Screen: Determines the presence of drug classes.
  • Confirmation Testing: Conducts GC/MS or LC/MS analyses for precise identification of specific drugs/metabolites.

7. MRO Verification

A qualified Medical Review Officer (MRO) evaluates any non-negative results, confirming them before releasing the official results.

How Long Do Urine Test Results Take?

  • Instant Urine Test: Negative results are available the same day, while positives are sent for laboratory confirmation (24-72 hours).
  • Lab-Based Urine Test: Negative results generally take 24-48 hours.
  • DOT Drug Test: Process takes 1-3 business days, contingent upon MRO review and donor contact.
  • Urine EtG Alcohol Test: Typically concludes in 24-48 hours.

Benefits of Urine Drug & Alcohol Testing

  • DOT compliance: The only recognized method meeting regulatory standards for DOT-regulated testing.
  • Optimal for identifying recent use, functioning well in workplaces and post-accident cases.
  • A budget-friendly, rapid-turnaround testing solution.
  • Highly credible, widely accepted by courts, government agencies, and employers.
  • Immediate testing possibilities are accessible for swift screening.
  • Exceedingly accurate with state-of-the-art confirmation testing technology.

Limitations of Urine Drug & Alcohol Testing

Despite some limitations, urine drug testing remains a practical, widely-utilized method for thorough screening in Barrington, IL and nationwide.

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 Barrington, IL 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.

Alcohol & Drug Testing-How Each Method Works

Exploring Comprehensive Testing Options in Barrington, IL with Accredited Drug Testing

Accredited Drug Testing extends a broad spectrum of drug and alcohol screenings, custom-designed to cater to various clientele be it employers, the Department of Transportation, legal entities, or individual needs. Familiarity with the workings of each test is pivotal for accurately selecting tests, yielding reliable outcomes, and ensuring compliance with both federal and Barrington, IL state regulations. Our extensive network, amalgamated with certified labs and adept Medical Review Officers, assures precision, trust, and professionalism in rendering dependable testing solutions.

Alcohol Urine Drug Test

This test spotlights recent alcohol intake by tracing ethanol derivatives within urine samples, highly favored in workplace screenings, mandated court checks, and post-incident evaluations. Although it doesn't measure immediate impairment, it delivers a swift and affordable evaluation method.

ETG Alcohol Test (Urine)

Recognized for its sensitive detection capabilities extending up to 80 hours post-consumption, the EtG urine test finds frequent use in judicial systems, rehab programs, and regulatory monitoring agencies, outperforming traditional methods in timelines and reliability.

Breath Alcohol Test

Targeting active impairment analysis, breath alcohol tests scrutinize deep lung air alcohol levels through DOT-sanctioned devices. Besides DOT-supervised employees, breath tests feature often in workplace, incident-follow-up, and reasonable suspicion testing.

Blood Alcohol Test

Esteemed for pinpointing ethanol concentrations in the bloodstream directly, blood tests hold sway in determining impairment with unmatched accuracy. They serve extensively in hospitals, law enforcement, and legal spheres like DUI probes.

PEth Alcohol Blood Test

Detecting prolonged or substantial drinking by spotting unique alcohol markers in red blood cells, PEth tests widely assist in family law issues, rehabilitation supervision, treatment centers, and safety-centric job pre-screening.

ETG Alcohol Test (Hair)

Providing a comprehensive 90-day usage assessment by examining traces rooted in hair, the EtG hair test discerns recurrent habits, bolstering child custody and prolonged monitoring applications. Courts favor this method for its resistance against temporary abstinence attempts.

Thanks to Accredited Drug Testing's expert consultation, acclaimed laboratories, and swift scheduling, every test is designed to furnish unequivocal, transparent, and regulation-abiding outcomes, fostering security and compliance amongst employers and individuals alike.


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

Super Easy!

Super easy to set up an appointment through the phone. They walked me through all the steps and found me a location right near my house. Would definitely recommend!

Aldita Lumaj - 1/17/2025

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

Fantastic Experience

Fantastic experience from the beginning. Jocelyn was very helpful to me as someone who doesn’t have much experience in needing a test. They were very helpful and walked me through the entire process start to finish. Thank you ADT!

Riley Wilson - 2/18/2025

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

Fast and efficient service

Fast and efficient service for employers wanting to do pre employment drug screening that meets DOT requirements!!

Mary Thomas - 4/5/2025


Sources


Barrington Drug Testing

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

Barrington DOT Drug Testing

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

Barrington DNA Testing

DNA testing for legal and non-legal purposes including child support, and child custody around Barrington, IL.

Barrington Industry Training

Including specimen collector training, DER training, reasonable suspicion training and much more in Barrington, IL.v

Barrington Hair Drug Testing

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

Barrington Alcohol Testing

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

Barrington Drug Testing Services

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

Barrington 5 Panel Drug Test

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

Barrington 10 Panel Drug Test

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

Barrington On Site Drug Testing

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

Barrington DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Barrington, IL 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