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Accredited Drug Testing provides drug and alcohol testing services at multiple locations throughout your local area.
Seeking drug testing facilities nearby? Look no further than Accredited Drug Testing, Inc., a premier provider of same-day drug and alcohol testing services, boasting more than 20,000 locations across the United States. Whether you're in need of DOT-compliant testing, court-mandated screening, employment-related testing, or personal screenings, we simplify the process with quick, hassle-free, and confidential scheduling. Our certified collection sites and labs deliver precise results that adhere to both federal and state regulations. Contact us at (800) 221-4291 or book online anytime and find a suitable drug testing center near you. Trust Accredited Drug Testing for timely and reliable results when safety and compliance are paramount, including in Lanham, MD.
Customized Testing Options Available l Discounts available for Bulk Purchases l Onsite Drug Testing Services
In the realm of drug screenings, urine testing is the dominant method across the U.S., and notably the lone technique sanctioned for DOT-regulated drug examinations per 49 CFR Part 40. This procedure identifies recent drug intake by scrutinizing a urine sample for drugs and their metabolites, as well as alcohol biomarkers. Ensuring consistency, privacy, and legal defensibility, this testing serves employers, individuals, and court-directed programs expertly, including services available in Lanham, MD.
Testing Techniques & Collection Workflow
1. Donor Verification
Donors must present a sanctioned government ID and finalize requisite chain-of-custody forms preceding the test commencement.
2. Controlled Collection Ambiance
Urine is collected in a secure restroom to thwart tampering attempts, employing measures such as personal item restrictions, secured water sources, and dyed toilet water for standard security.
3. Documented Chain of Custody
The sample's collection and laboratory transit are recorded via a sanctioned Chain of Custody Form (CCF), upholding the test's validity and legal defensibility.
4. Assessment of Temperature & Authenticity
Post-collection, the urine undergoes a temperature and attribute check, followed by validity assays at the laboratory, analyzing creatinine levels, pH, specific gravity, and potential tampering indicators.
5. DOT Split Sample Protocol
DOT urine samples are bifurcated into Bottle A for initial testing, and Bottle B reserved for retests contested by donors. Non-DOT tests involve a singular vial collection.
6. Laboratory Examination & Confirmation
Certified SAMHSA labs employ a dual-step testing regimen:
7. MRO Certification
A certified Medical Review Officer reviews, validates, and dialogues with donors on non-negative results, endorsing the final outcomes post-verification.
Additional time may be required in cases of shy bladder, invalid samples, or when lab confirmation or donor interaction is necessitated.
Constraints of Urine Drug & Alcohol Testing
Despite its limitations, urine testing continues to be the most feasible and widely embraced form for drug and alcohol surveillance nationwide.
Hair drug and alcohol testing offers a robust and extended outlook on substance usage patterns, spanning a considerable 90-day detection period through the assessment of metabolites within the hair shaft. Unlike urine testing, which serves to detect recent consumption, hair analysis excels in identifying longer-term use and is thereby suited for employment compliance, legal cases, child custody situations, and other contexts where an extended view is advantageous across Lanham, MD and beyond.
Collection and Testing Steps:
1. Verification Process: Prior to sample collection, participants are required to present a government-issued ID and complete all relevant forms to maintain chain-of-custody.
2. Hair Sample Collection: A technician extracts a small sample, typically 100-120 hairs, closest to the scalp. The crown is ideal, although body hair may be used if necessary. The method is quick, non-invasive, and involves supervised collection.
3. Documenting Collection: A Hair Drug Test Control Form records the specimen's collection, sealing, and transfer, securing the legal standing of test results.
4. Laboratory Steps: Within the lab, hair undergoes rigorous processing:
The final stage involves meticulous testing techniques:
5. Metabolite Trapping: As hair grows, it encapsulates metabolites, providing a dependable account of usage that resists manipulation.
6. Review by Medical Officers: Any non-negative outcomes are scrutinized by a Medical Review Officer, who confirms the results' validity.
Timing of Results:
Although processing time for hair testing is slightly extended compared to other methods, its long-window detection period provides an unrivaled insight into substance use patterns.
Testing Limitations:
Despite its limitations, the prominence of hair testing in legal, professional, and personal contexts makes it a valuable resource for ensuring comprehensive substance use evaluation.
In Lanham, MD, Accredited Drug Testing offers a broad spectrum of alcohol and drug testing solutions, meticulously crafted to cater to the diverse needs of employers, DOT requirements, legal mandates, and personal preferences. Recognizing the nuances of each testing type ensures the selection of the appropriate test, yielding reliable outcomes in alignment with both federal and state Lanham, MD compliance criteria. Our expansive national network, in tandem with certified labs and adept Medical Review Officers, upholds the utmost precision, trustworthiness, and professionalism indispensable for satisfactory testing results.
An alcohol urine test identifies recent alcohol intake by detecting ethanol traces in urine. It's commonly applied in workplace testing, judicial proceedings, and post-incident assessments. While this test doesn't indicate current impairment, it serves as a fast and budget-friendly tool, capturing a quick detection timeframe spanning several hours.
The EtG (Ethyl Glucuronide) urine test stands as a refined method, adept at pinpointing alcohol exposure up to 80 hours post-consumption. With EtG being a direct alcohol metabolite, it's commonly embraced by courts, rehab centers, and compliance monitoring agencies for its extended detection period, accuracy, and dependability.
A breath alcohol test measures present alcohol impairment by analyzing deep lung air concentration. Conducted using DOT-sanctioned breath analyzing devices (EBTs), these tests deliver instantaneous, legally sound results. This method is mandated for DOT-covered employees, ideal for workplace scenarios, post-incident examinations, and testing based on reasonable suspicion.
A blood alcohol test reaches the pinnacle of accuracy in measuring blood ethanol levels, crucial in delineating impairment. The preference for blood tests by hospitals, police forces, and legal entities underscores its precision, especially in DUI cases, emergency contexts, and elaborate legal probes.
Standing as a distinctive assessment, the PEth (Phosphatidylethanol) blood test recognizes chronic or heavy alcohol patterns by isolating specific alcohol biomarkers within red blood cells. It boasts a detection span of up to 2-3 weeks, regarded as one of the most conclusive indicators of ongoing alcohol consumption, widely utilized in family law, monitoring scenarios, treatment programs, and safety-critical job screenings.
The EtG hair alcohol test showcases an impressive 90-day detection scope by analyzing imbibed metabolites in the hair shaft. It elucidates enduring or repeated alcohol usage patterns, distinguishing it from solitary instances. Utilized extensively in judicial, custodial, and long-duration monitoring pursuits, this test is cherished for its robustness, precision, and resilience to brief abstinence efforts.
Paired with professional guidance, nationally accredited labs, and swift arrangements, Accredited Drug Testing ensures every alcohol screening method delivers well-grounded, clear, and compliant verdicts, empowering individuals and companies to remain well-informed, protected, and compliantly aligned.
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.
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
This is by far the easiest way to get my lab work ordered and paid for. The phone calls are short and to the point. They don’t try to push extra sales on you and when I walk in to the clinic I simply show my donor pass and with in a matter of minutes I’m done. I will continue to use ADT in the future.
Jason Jackson - 7/19/2025
I ran into a situation because the Guthrie had closed and I had to go to well care and they were right on it. I had no problems when I called to get connected with welcare everything worked out and I didn't even have to wait.they were polite and talked with the receptionist for me once I got them on the phone.
Sayre - 8/19/2024
I reached out Accredited Drug Testing/Secure Screenings to partner for my drug testing business (Discovery Diagnostics Columbia SC) and the process was extremely easy. I worked with Sicilia who was amazing. She was friendly & knowledgeable, and answer all of my questions with ease.
Kendra Harley - 3/26/2025
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
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