Our automated scheduling system is available 24/7. Order your test online and receive your donor/registration pass by email. Click Here
Same Day Service
Accredited Drug Testing provides drug and alcohol testing services at multiple locations throughout your local area.
Seeking convenient drug testing services in your area? Accredited Drug Testing, Inc. is known nationwide for providing same-day drug and alcohol testing with over 20,000 accessible testing sites across the country, including locations in Dundalk, MD. Whether required for Department of Transportation (DOT) compliance, court-ordered screenings, pre-employment checks, or personal verification, we streamline the process for quick, easy, and private scheduling. Our certified network, along with laboratory partnerships, ensures that results are both accurate and adhere to federal and Dundalk, MD state regulations. Contact us toll-free at (800) 221-4291 or conveniently book online anytime to locate a nearby drug testing site. When reliability and compliance are of utmost importance, trust Accredited Drug Testing for prompt and dependable results every single time.
Customized Testing Options Available l Discounts available for Bulk Purchases l Onsite Drug Testing Services
In Dundalk, MD and nationwide, urine drug testing stands as the preferred assessment strategy, particularly for DOT-regulated screenings under 49 CFR Part 40. This procedure detects recent substance use by evaluating a urine sample for drugs, metabolites, or alcohol indicators. The process is meticulously standardized, ensuring confidentiality and delivering results that withstand legal scrutiny, serving requirements of employers, individuals, and judicial directives.
Testing Methods & Collection Process
1. Donor Identity Verification
The individual must present valid government-issued identification and fill out the necessary chain-of-custody paperwork before testing commences.
2. Secure Collection Environment
Urine samples are gathered in a closely monitored restroom setting, tailored to avert interference. Personal belongings may be limited, and measures like securing water sources and dyeing toilet water are implemented to boost security.
3. Chain of Custody Documentation
A federally recognized Chain of Custody Form (CCF) meticulously records the sample from its collection through to lab analysis, safeguarding its integrity and legal validity.
4. Temperature & Validity Checks
Immediately upon collection, the specimen's temperature and appearance are assessed. The laboratory further conducts validity tests, examining parameters such as creatinine, pH, specific gravity, and screening for adulterants.
5. DOT Split Specimen
For DOT screenings, the urine sample is divided into two vials: Bottle A for initial analysis and Bottle B for retesting in cases of disputed results. Single vial collection suffices for non-DOT testing.
6. Laboratory Screening & Confirmation
Samples undergo rigorous screening in SAMHSA-certified labs following a dual-phase methodology:
7. MRO Verification
A licensed Medical Review Officer carefully examines any non-negative results, ensures accuracy, and consults with donors regarding possible medical justifications before finalizing results.
Extra time may be necessary for shy bladder conditions, invalid samples, or if lab confirmation or donor discussion is warranted.
Limitations of Urine Drug & Alcohol Testing
Despite these limitations, urine testing persists as the most viable and widespread form for substance and alcohol examinations across the country.
Hair drug and alcohol testing represents a trustworthy laboratory method for uncovering long-term substance consumption patterns. This method stands apart from urine testing, which is limited to identifying recent use. Instead, hair testing reviews a 90-day detection period by examining drug metabolites trapped within hair strands, thus serving as an optimal choice for workplace initiatives, legal proceedings, child custody evaluations, and any need for long-view substance use insights.
Testing Methods & Collection Process
Following preparation, samples undergo complex laboratory testing:
How Long Do Hair Test Results Take?
Hair testing processes, requiring detailed steps, have a longer turnaround than urine tests but offer matchless detection reliability.
Limitations of Hair Drug & Alcohol Testing
Despite these constraints, hair testing remains among the most dependable for pinpointing long-standing substance consumption in Dundalk, MD and is favored by employers, legal entities, and individuals in pursuit of tamper-resistant, accurate outcomes.
Accredited Drug Testing extends a comprehensive suite of alcohol and drug screening services tailored to align with employment, DOT, legal stipulations, and personal requirements. Each test's functionality is key to ensuring the correct selection, generating credible results, and abiding by both federal and state regulations. Leveraging a vast nationwide network, our operations hinge on certified laboratories and expert Medical Review Officers to ensure the essential precision, dependability, and expertise vital for consistent testing outcomes in Dundalk, MD.
The alcohol urine test is an effective method for detecting recent alcohol intake through ethanol metabolites in urine and is frequently utilized for workplace assessments, judicial mandates, and post-incident inquiries. While it does not gauge present impairment, its short detection timeframe, spanning several hours, offers an expedient, economically accessible screening solution.
Employing the EtG (Ethyl Glucuronide) urine test offers a highly nuanced method to confirm alcohol consumption up to 80 hours after use. As EtG is a proximal ethanol metabolite, its application finds firmness in judicial circles, rehab institutions, and compliance checks due to its expansive detection period beyond typical urine evaluations and its pronounced accuracy and reliability.
The breath alcohol test specifically measures immediate impairment by quantifying alcohol levels in deep lung exhalation using DOT-approved breath alcohol devices (EBTs), generating instantaneous, legally verifiable outcomes ideal for DOT-affiliated employee assessments, corporate environments, post-incident analysis, and substantiated suspicion audits.
Directly quantifying ethanol in the bloodstream, the blood alcohol test is revered for its unrivaled accuracy in impairment detection and is often employed by medical professionals, law enforcement, and legal entities, particularly in DUI cases, emergency medical scenarios, and critical legal investigations.
The PEth (Phosphatidylethanol) blood test identifies chronic or habitual drinking by revealing alcohol-linked biomarkers within red blood cells. With detection spanning up to 2-3 weeks, it is acclaimed as a robust indicator of persistent drinking patterns and finds extensive use in family law adjudication, monitoring circuits, rehabilitation environments, and selective pre-employment screenings for sectors with rigorous safety obligations.
Analyzing EtG metabolites in hair strands provides a 90-day reflection on alcohol usage patterns, highlighting habitual or frequent consumption over isolated incidents. Courthouses, child custody hearings, and monitoring agendas favor this test for its consistency, accuracy, and immunity to fleeting sobriety efforts.
Through proficient advisement, accredited laboratory certifications, and swift scheduling capabilities, Accredited Drug Testing assures that each alcohol screening method yields legally protected, clear, and regulation-abiding outcomes, empowering individuals and employers to remain informed, secure, and fully compliant with prevailing mandates in Dundalk, MD.
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.
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.
Time was running out before my Cdl got downgraded because of a violation I had on clearinghouse. I couldn't find an employer to send me for my return to duty test, but these guys had my test scheduled and done in the same day! They saved my cdl. Thank you again!
Michael Williams - 12/2/2024
The visit here is always the best . The place is always really clean. The employees are super courteous, very polite, and professional. This is the only drug lab I like to go do my drug and alcohol test. I would like to tell them thank you so much for thier excellent performance and job
Eli Gonzalez - 1/4/2025
It was fast and easy a pleasure to talk to the customer service people great service
Peter Villegas - 1/19/2025
Accredited has been wonderful to work with! My court ordered tests are on a very strange schedule but every time I call, they are quick to schedule me and are always able to find a location that works for where I’m at and when! Thank you for making this rather undesirable situation less stressful and efficient.
Madison Sanderford - 8/19/2024
Initially Torrie helped me but I needed to call back. When I called back Kayla stepped in and finished my order. Both were extremely pleasant over the phone and provided wonderful customer service. Kudos to them!
Brynne Beverly - 4/19/2024
Quickly find trusted local drug testing centers in Dundalk, MD — fast, convenient, and reliable every time!
Quickly find a local DOT drug testing center in Dundalk, MD — fast, reliable, convenient nationwide service!
DNA testing for legal and non-legal purposes including child support, and child custody around Dundalk, MD.
Including specimen collector training, DER training, reasonable suspicion training and much more in Dundalk, MD.v
Get fast, accurate hair drug testing at our convenient Dundalk, MD locations—results you can trust, every time!
Fast, reliable alcohol testing to keep your workplace safe and compliant every single day in Dundalk, MD.
Reliable nationwide drug testing services ensuring accuracy, compliance, and quick results for businesses and individuals in Dundalk, MD.
Accurate 5 panel drug testing with fast, confidential results—trusted by Dundalk, MD employers and individuals nationwide.
Comprehensive 10 panel drug testing with fast, reliable results—trusted for Dundalk, MD workplace and personal testing needs.
Convenient on-site mobile drug testing with fast, reliable results—saving time while keeping your Dundalk, MD workplace compliant.
Certified DOT physicals with quick, reliable exams to keep Dundalk, MD drivers compliant and on the road with confidence.
Join our DOT consortium for hassle-free compliance, random testing management, and reliable driver safety solutions.