Drug & Alcohol Testing Near Me - Catonsville, MD

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

35 Drug-Testing Centers in Catonsville

Minutes Away, Test Today

5411 Old Frederick Rd Ste 9,1.35 miles

5411 Old Frederick Rd Ste 9,
Baltimore, MD 21229

2 East Rolling Crossroads, Suite 512.60 miles

2 East Rolling Crossroads, Suite 51
Catonsville, MD 21228

4807 Benson Ave2.65 miles

4807 Benson Ave
Baltimore, MD 21227

1419 Knecht Ave2.65 miles

1419 Knecht Ave
Baltimore, MD 21227

5822 Oakland Rd3.37 miles

5822 Oakland Rd
Halethorpe, MD 21227

2300 Garrison Blvd Ste 206,4.13 miles

2300 Garrison Blvd Ste 206,
Baltimore, MD 21216

9396d Baltimore National Pike4.17 miles

9396d Baltimore National Pike
Ellicott City, MD 21042

2701 W Patapsco Ave Ste 2254.31 miles

2701 W Patapsco Ave Ste 225
Baltimore, MD 21230

701 Digital Drive Ste L4.77 miles

701 Digital Drive Ste L
Linthicum Heights, MD 21090

9055 Chevrolet Dr Ste 101,4.97 miles

9055 Chevrolet Dr Ste 101,
Ellicott City, MD 21043

2401 W Belvedere Ave Hoffberger Ste 545.68 miles

2401 W Belvedere Ave Hoffberger Ste 54
Baltimore, MD 21215

1812 Bolton St Apt 36.07 miles

1812 Bolton St Apt 3
Baltimore, MD 21217

100 S Charles St Ste 1506.35 miles

100 S Charles St Ste 150
Baltimore, MD 21201

1650 Union Ave6.36 miles

1650 Union Ave
Baltimore, MD 21211

726 Light St6.39 miles

726 Light St
Baltimore, MD 21230

6785 Business Pkwy6.42 miles

6785 Business Pkwy
Elkridge, MD 21075

7377 Washington Blvd Ste 101-1026.52 miles

7377 Washington Blvd Ste 101-102
Elkridge, MD 21075

5400 Old Court Rd Ste 102,6.63 miles

5400 Old Court Rd Ste 102,
Randallstown, MD 21133

4419 Falls Rd Ste D6.92 miles

4419 Falls Rd Ste D
Baltimore, MD 21211

2901 Saint Paul St7.15 miles

2901 Saint Paul St
Baltimore, MD 21218

6656 Dobbin Rd7.79 miles

6656 Dobbin Rd
Columbia, MD 21045

1860 Reisterstown Rd Ste A8.00 miles

1860 Reisterstown Rd Ste A
Pikesville, MD 21208

1838 Greene Tree Rd Ste 1158.21 miles

1838 Greene Tree Rd Ste 115
Pikesville, MD 21208

811 Cromwell Park Dr Ste 1048.41 miles

811 Cromwell Park Dr Ste 104
Glen Burnie, MD 21061

1501 S Clinton St 11 Fl8.70 miles

1501 S Clinton St 11 Fl
Baltimore, MD 21224

23 Crossroads Dr, Suite 1208.77 miles

23 Crossroads Dr, Suite 120
Owings Mills, MD 21117

3600 Odonnell St Ste 1708.85 miles

3600 Odonnell St Ste 170
Baltimore, MD 21224

11055 Little Patuxent Pkwy, Suite 2029.05 miles

11055 Little Patuxent Pkwy, Suite 202
Columbia, MD 21044

802 Cromwell Park Dr Ste H-cromwell Business Park9.38 miles

802 Cromwell Park Dr Ste H-cromwell Business Park
Glen Burnie, MD 21061

808 Landmark Dr Ste 1169.80 miles

808 Landmark Dr Ste 116
Glen Burnie, MD 21061

1833 Portal St10.51 miles

1833 Portal St
Baltimore, MD 21224

7801 York Rd Ste 36010.64 miles

7801 York Rd Ste 360
Towson, MD 21204

200 Hospital Dr Ste 103,10.98 miles

200 Hospital Dr Ste 103,
Glen Burnie, MD 21061

1220a E Joppa Rd Ste 10911.39 miles

1220a E Joppa Rd Ste 109
Towson, MD 21286

1205 York Rd Ste 15a,11.81 miles

1205 York Rd Ste 15a,
Lutherville, MD 21093

Drug Testing Near Me

Searching for drug testing near me in Catonsville, MD? 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 Catonsville, MD. 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 Catonsville, MD. 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

Understanding Urine Drug Testing in Catonsville, MD

Urine drug testing remains the most prevalent form of screening across the United States and is exclusively sanctioned for DOT-regulated drug testing in compliance with 49 CFR Part 40. This method detects recent substance use through the analysis of urine samples for drugs, metabolites, or alcohol biomarkers, ensuring standardized, discreet, and legally sound results for employers, individuals, and legal platforms such as court-ordered programs.

Step-by-step Testing Methods & Collection Procedures

Urine Test Result Timelines

Note: Testing may necessitate extra time for cases involving shy bladder conditions, specimen invalidation, or required lab confirmation/donor contact.

Advantages of Urine Drug & Alcohol Testing

Challenges of Urine Drug & Alcohol Testing

Nevertheless, urine testing prevails as the most pragmatic and abundantly utilized screening method both nationwide and in Catonsville, MD.

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 Catonsville, MD 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

At Accredited Drug Testing, we provide a comprehensive suite of alcohol and drug testing solutions to meet various requirements including those of employers, DOT regulations, legal standards, and personal inquiries across Catonsville, MD. Our understanding of each testing technique ensures precise selections, dependable outcomes, and strict adherence to both federal and state standards. Clients benefit from our expansive national network, fully accredited labs, and the expertise of our Medical Review Officers, underscoring the quality, trust, and accuracy our testing services deliver.

Alcohol Urine Drug Test

An alcohol urine test assesses recent alcohol intake by identifying ethanol byproducts in urine. It's widely applied in workplace settings, legal demands, and post-accident investigations. Despite not gauging current impairment, it offers a brief detection window spanning a few hours, serving as a quick, economical screening method.

ETG Alcohol Test (Urine)

The EtG (Ethyl Glucuronide) urine test effectively detects alcohol consumption for up to 80 hours post-consumption. Esteemed for its sensitivity and precision, it's a preferred choice for courts, rehabilitation establishments, and compliance agencies, offering a broader detection period than conventional urine alcohol tests.

Breath Alcohol Test

A breath alcohol test evaluates current intoxication by measuring alcohol in deep lung air. Deployed using DOT-certified breath alcohol apparatuses, it delivers instantaneous results that are legally robust. This test is essential for DOT-covered employees and is frequent in workplaces, post-accident contexts, and scenarios based on reasonable suspicion.

Blood Alcohol Test

A blood alcohol examination quantifies the exact amount of ethanol present in the blood, marking it as a top-tier method for pinpointing impairment. Law enforcement, judicial bodies, and healthcare institutions lean on blood alcohol testing for its accuracy, especially in DUI incidents, critical care, and high-profile investigations.

PEth Alcohol Blood Test

The PEth (Phosphatidylethanol) blood test targets chronic or persistent alcohol use by detecting alcohol-specific markers within red blood cells. Its detection range extends up to 2-3 weeks, making it a reliable marker for analyzing habitual drinking habits. It's extensively used in family law, control programs, treatment facilities, and prior to employment in sensitive industries.

ETG Alcohol Test (Hair)

Providing a roadmap of alcohol use over a 90-day span, the EtG hair test assesses metabolites lodged in the hair shaft. This technique captures patterns of regular and sustained alcohol consumption, proving indispensable in courtrooms, custody disputes, and lengthy monitoring programs known for their consistency and resistance to abstinence strategies.

Coupling expert oversight, accredited laboratories, and swift scheduling, Accredited Drug Testing assures that every method of alcohol screening grants clear, defensible, and regulatory-compliant results, thus empowering individuals and businesses within Catonsville, MD to remain informed, safe, and fully in line with all regulatory mandates.


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

I love the customer service

I love the customer service. The lady was patient enough to help me book my appointment with ease and ensuring I get the location that's best for me. Keep up the good work!

Elizabeth Chiaka - 9/19/2024

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

Great experience

Great experience and great lab. Customer service agent was very helpful.

Jenna Bee - 2/19/2025

phone support has been excellent

I have used ADT several times. Their phone support has been excellent, both when putting in the orders and when asking for help to interpret results.

Tee Ess - 12/19/2024

they have made my job much easier

I always have a good experience setting up company driver drug screens through ADT. I'm really happy I found them while searching online, they have made my job much easier.

Exodus Heath - 2/13/2025


Sources


Catonsville Drug Testing

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

Catonsville DOT Drug Testing

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

Catonsville DNA Testing

DNA testing for legal and non-legal purposes including child support, and child custody around Catonsville, MD.

Catonsville Industry Training

Including specimen collector training, DER training, reasonable suspicion training and much more in Catonsville, MD.v

Catonsville Hair Drug Testing

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

Catonsville Alcohol Testing

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

Catonsville Drug Testing Services

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

Catonsville 5 Panel Drug Test

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

Catonsville 10 Panel Drug Test

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

Catonsville On Site Drug Testing

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

Catonsville DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Catonsville, MD 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